Thaddeus Demetrius Mamienski, DO| Obstetrics And Gynecology | MedStar Health

Thaddeus Demetrius Mamienski, DO
Provider is directly employed by MedStar Health

4.9 out of 5 (92 reviews)

Specialties: Obstetrics And Gynecology

Languages: English

Clinical areas of focus

  • Abnormal Pap Smear
  • Colposcopy
  • Endometriosis
  • Fibroids
  • Heavy Menstrual Bleeding
  • Minimally Invasive Gynecologic Surgery
  • Overflow Incontinence Of Urine
  • Pelvic Pain
  • Polycystic Ovary Syndrome
  • Prenatal Care
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Conditions and procedures

Conditions I treat

  • Abdominal Dermoid Cyst
  • Abnormal Breast
  • Abnormal Pap Smear
  • Abnormal Urine Odor
  • Abnormalities Of The Uterus
  • Adenocarcinoma In Situ Of The Cervix
  • Adnexal Mass
  • Adolescent Gynecology
  • Advanced Maternal Age
  • Advanced Reproductive Age
  • Amenorrhea
  • Anemia Of Pregnancy
  • Anovulation
  • Anovulatory Bleeding
  • Arcuate Uterus
  • Asherman's Syndrome
  • Asymptomatic Bacteriuria
  • Atrophic Vaginitis
  • Atypical Glandular Cells Of Undetermined Significance
  • Atypical Squamous Cells Of Undetermined Significance On Pap Smear
  • Bacterial Vaginosis
  • Bartholin Gland Cyst
  • Benign Breast Disease
  • Benign Breast Lump
  • Bicornuate Uterus
  • Bladder Prolapse
  • Bleeding During Intercourse
  • Bleeding During Pregnancy
  • Breast Cancer During Pregnancy
  • Breast Lump
  • Breastfeeding Problems
  • Cancer Related Sexual Concerns
  • Cervical Cancer
  • Cervical Cyst
  • Cervical Dysplasia
  • Cervical Funneling
  • Cervical Incompetence
  • Cervical Insufficiency
  • Cervical Intraepithelial Neoplasia
  • Cervical Polyp
  • Cervicitis
  • Chlamydia
  • Chlamydia Female Only
  • Cholestasis Of Pregnancy
  • Complete Uterovaginal Prolapse
  • Complications From Abortion
  • Complications Of Episiotomy
  • Condylomata Acuminata
  • Cystitis
  • Cystocele
  • Decreased Libido
  • Delayed Menarche
  • Delayed Puberty
  • Dermoid Cyst
  • Detrusor Instability
  • Dysmenorrhea
  • Dyspareunia
  • Dysuria
  • Ectopic Pregnancy
  • Endometrial Hyperplasia
  • Endometrioma
  • Endometriosis
  • Endometritis
  • Enterocele
  • Fallopian Tube Disorders
  • Family History Of Chromosomal Anomalies
  • Female Genital Problems
  • Female Orgasmic Disorder
  • Female Sexual Dysfunction
  • Fibrocystic Breast Changes
  • Fibroids
  • Follicular Cyst Of Ovary
  • Foreign Body (VAGINA)
  • Frequent Urinary Tract Infections
  • Galactocele
  • Genital Herpes
  • Genital Herpes, Female
  • Gestational Diabetes
  • Gonorrhea
  • Gynecologic Disorders Of Athletes
  • Heavy Menstrual Bleeding
  • Hellp Syndrome
  • Hgsil Pap
  • History Of Severe Preeclampsia
  • HIV In Pregnancy
  • Hormone Imbalance
  • Hot Flashes
  • Human Papilloma Virus (HPV)
  • Hydatiform Mole
  • Hydrosalpinx
  • Hyperemesis
  • Hyperprolactinemia
  • Hypertensive Disorders Of Pregnancy
  • Imperforate Hymen
  • Incompetence Of Pubocervical Tissue
  • Incomplete Emptying Of Bladder
  • Incomplete Uterovaginal Prolapse
  • Increased Libido
  • Infertility
  • Interstitial Cystitis
  • Intrauterine Device (IUD) Complications
  • Intrauterine Growth Restriction Fetus
  • Irregular Menstruation
  • Labial Adhesions
  • Labial Hypertrophy
  • Labial Hypoplasia
  • Laceration Of Vagina
  • Lactation Disorders
  • Leiomyoma
  • Lgsil Pap
  • Lichen Sclerosus
  • Liver Disease In Pregnancy
  • Mastitis
  • Mastodynia
  • Maternal Obesity
  • Menometrorrhagia
  • Menopause
  • Menorrhagia
  • Menstrual Disorders
  • Menstrual Disorders In Athletes
  • Menstrual Migraines
  • Menstruation
  • Microperforate Hymen
  • Missed Abortion
  • Missed Periods
  • Morning Sickness
  • Mullerian Anomalies
  • Multiple Gestations
  • Nausea Of Pregnancy
  • Nuchal Cord
  • Oligomenorrhea
  • Ovarian Cyst
  • Ovarian Endometriosis
  • Ovarian Failure
  • Ovarian Mass
  • Ovarian Torsion
  • Overflow Incontinence Of Urine
  • Paget's Disease Of Vulva
  • Paratubal Cyst
  • Paratubal Cysts Benign
  • Pelvic Abscess
  • Pelvic Adhesions
  • Pelvic Floor Dysfunction
  • Pelvic Inflammatory Disease
  • Pelvic Mass
  • Pelvic Organ Prolapse
  • Pelvic Pain
  • Pelvic Varicose Veins
  • Perimenopause
  • Perinatal Mental Health Disorders
  • Perinatal Mood Disorders
  • Personal History Of Stillbirth
  • Placenta Accreta
  • Placenta Percreta
  • Placenta Previa
  • Placental Abruption
  • Placental Disorders
  • Polycystic Ovary Syndrome
  • Postcoital Bleeding
  • Postmenopausal Bleeding
  • Postpartum Depression
  • Postpartum Mastitis
  • Postpartum Thyroiditis
  • Preeclampsia
  • Pregnancy
  • Premature Ovarian Failure
  • Premenstrual Dysphoric Disorder
  • Premenstrual Syndrome (PMS)
  • Prenatal Diagnosis
  • Preterm Labor
  • Preterm Premature Rupture Of Membranes
  • Primary Amenorrhea
  • Primary Ovarian Insufficiency
  • Pruritic Urticarial Papules And Plaques Of Pregancy (PUPP)
  • Rectocele
  • Rectovaginal Fistula
  • Recurrent Pregnancy Loss
  • Recurrent Urinary Tract Infection
  • Retained Tampon
  • Rh Incompatibility
  • Salpingo-Oophoritis
  • Secondary Amenorrhea
  • Septate Hymen
  • Septate Uterus
  • Severe Preeclampsia
  • Sexual Dysfunction
  • Sexually Transmitted Disease (STD)
  • Sexually Transmitted Diseases In Pregnancy
  • Short Umbilical Cord
  • Shortened Cervix
  • Spontaneous Abortion
  • Squamous Intraepithelial Neoplasia
  • Stillbirth
  • Straddle Injury
  • Stress Incontinence
  • Teen Pregnancy
  • Third Degree Uterine Prolapse
  • Transverse Vaginal Septum
  • True Knot
  • Tubo Ovarian Abscess
  • Twins
  • Umbilical Cord Compression
  • Umbilical Cord Prolapse
  • Unicornuate Uterus
  • Urge Incontinence
  • Urinary Incontinence
  • Urinary Problems
  • Urinary Retention
  • Uterine Anomaly With Pregnancy
  • Uterine Bleeding
  • Uterine Myoma
  • Uterine Polyp
  • Uterine Prolapse
  • Vaginal Abscess
  • Vaginal Agenesis
  • Vaginal Atrophy
  • Vaginal Bleeding
  • Vaginal Bleeding After Hysterectomy
  • Vaginal Candidiasis
  • Vaginal Cyst
  • Vaginal Discharge
  • Vaginal Dryness
  • Vaginal Infections
  • Vaginal Infections During Pregnancy
  • Vaginal Intraepithelial Neoplasia
  • Vaginal Irritation
  • Vaginal Prolapse
  • Vaginal Septum
  • Vaginal Surgery Complications
  • Vaginismus
  • Vaginitis
  • Vasa Previa
  • Vulvar Abscess
  • Vulvar Disease
  • Vulvar Dysplasia
  • Vulvitis
  • Vulvodynia
  • Well Woman Visit
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Procedures I perform

  • Antepartum And Postpartum Care
  • Anti Mullerian Hormone (AMH) Testing
  • Bioidentical Hormone Replacement Therapy
  • Biophysical Profile Testing
  • Bladder Training
  • Breast Cancer Prevention And Risk Reduction
  • Breast Cancer Screening
  • Breast Examination
  • Breastfeeding Support
  • Cancer Risk Reduction Surgery
  • Centering Pregnancy
  • Cervical Biopsy
  • Cervical Conization
  • Cervical Length Assessment
  • Cesarean Hysterectomy
  • Cesarean Section
  • Clomid
  • Cold Knife Cone Biopsy Of Cervix
  • Colpocleisis
  • Colposcopy
  • Contraceptive Ring Removal
  • Contraction Stress Testing
  • Cryotherapy Of The Cervix
  • Delayed Cord Clamping
  • Digital Rectal Examination
  • Dilation And Curettage
  • Dilation And Evacuation
  • Emergency Contraceptive (EC)
  • Endometrial Ablation
  • Endometrial Biopsy
  • Episiotomy
  • Exercise In Pregnancy
  • Fetal Non Stress Testing
  • Fetal Ultrasound
  • First Trimester Screening
  • Gynecological Exam
  • Gynecological Surgery
  • Hormone Replacement Therapy
  • Human Papilloma Virus (HPV) Vaccination
  • Hymenectomy
  • Hysterectomy
  • Hysteroscopic Adhesiolysis
  • Hysteroscopic Intrauterine Device (IUD) Removal
  • Hysteroscopic Myomectomy
  • Hysteroscopy
  • In Office Endometrial Ablation
  • Intrauterine Device (IUD) Removal
  • Labor And Delivery
  • Lactation Support
  • Laparoscopic Hysterectomy
  • Laparoscopic Lysis Of Peritoneal Adhesions
  • Laparoscopic Ovarian Cystectomy
  • Laparoscopic Salpingo Oophorectomy
  • Laparoscopic Surgery For Endometriosis
  • Laparoscopic Surgery For Ovarian Endometriosis
  • Laparoscopy
  • Long Acting Reversible Contraceptive
  • Loop Electrosurgical Excision Procedure
  • Menstrual Suppression
  • Minimally Invasive Gynecologic Surgery
  • Minimally Invasive Hysteroscopy
  • Minimally Invasive Surgery For Ovarian Endometriosis
  • Myomectomy
  • Natural Birth
  • Nexplanon Implant Removal
  • Obliteration Of Vaginal Vault
  • Office Gynecology
  • Oophorectomy
  • Operations On Cul De Sac
  • Ovarian Cystectomy
  • Pap Smear
  • Paravaginal Repair
  • Partial Hysterectomy
  • Pelvic Floor Exercise
  • Pelviscopy
  • Pessary
  • Pop Q Exam
  • Post Partum Check Up
  • Posterior Repair
  • Postpartum Care
  • Preconception Counseling
  • Pregnancy Blood Test
  • Pregnancy Counseling
  • Prenatal Care
  • Prenatal Testing
  • Prenatal Ultrasound Scan
  • Preventative Women Healthcare
  • Prophylactic Oophorectomy
  • Radiofrequency Ablation Of Uterine Fibroids
  • Reconstructive Gynecological Surgery
  • Repair Of Cystocele
  • Repair Of Pelvic Prolapse
  • Repair Of Rectocele
  • Repeat Cesarean Section
  • Reproductive Health
  • Retropubic Urethropexy
  • Routine Gynecological Care
  • Salpingectomy
  • Selective Estrogen Receptor Modulation
  • Surgical Excision Of Ovarian Endometriosis
  • Suture Removal
  • Tampon Education
  • Total Abdominal Hysterectomy With Bilateral Salpingo-Oophorectomy
  • Uterine Fibroid Embolization
  • Uterine Fibroid Embolization Counseling
  • Uterine Lining Removal
  • Uterine Surgery
  • Vaginal Biopsy
  • Vaginal Birth After Caesarean Section
  • Vaginal Delivery
  • Vaginal Health
  • Vaginal Hysterectomy
  • Vaginal Prolapse Repair
  • Vaginal Septum Resection
  • Vaginal Surgery
  • Women's Health
  • Zika Virus Testing
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Practice locations

Distance from Change LocationEnter your Location

501 North Frederick Avenue
Suite 202
Gaithersburg, MD, 20877

301-208-2900

Fax 301-208-2908

Get Directions

miles away

Fax 301-208-2908

2415 Musgrove Road
Suite 209
Silver Spring, MD, 20904

301-384-4788

Fax 301-384-4789

Get Directions

miles away

Fax 301-384-4789

18101 Prince Philip Drive
Suite 5100
Olney, MD, 20832

301-570-7424

Fax 301-570-7425

Get Directions

miles away

Fax 301-570-7425

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
    • Blue Choice Advantage & Healthy Blue (HMO, POS)
    • UnitedHealthcare and AARP Medicare Complete Plans/ UHC Group Medicare Advantage Plans HMO, POS, PPO
    • Kaiser Permanente Flexible Choice POS
    • Private Health Care Systems (PHCS) (PPO)
    • Kaiser Permanente Signature
    • Cigna HealthSpring Medicare Advantage
    • CFBCBS EPO
    • Kaiser PermanenteSelect-Added Choice
    • UHC Community Plan of MD
    • Kaiser Virginia Premier
    • Kaiser Permanente Signature-Added Choice
    • Aetna Better Health of Maryland
    • Kaiser Permanente Medicare Plus (Medicare Supplemental Plan)
    • Kaiser Permanente Select
    • UnitedHealthcare Medicare Adv/Special Needs Plans
    • Medicare Fee for Service
    • Kaiser MD Medicaid MCO
    • CFBCBS Federal Employee Program (Std/Basic PPO/Blue Focus)
    • Mamsi Life & Health (Indem./PPO)
    • Optimum Choice Preferred (POS) & OCI Direct (HMO)
    • M.D. IPA Preferred (POS)
    • M.D. IPA (HMO)
    • United Student Resources
    • United Healthcare Choice Plus
    • United Healthcare Select Plus (POS)
    • United Healthcare Select HMO - EPO/NPP
    • United Healthcare Choice
    • Tricare for Life (Medicare Supplemental Plan)
    • Tricare Prime
    • MedStar Select (MedStar Associates' Plan)
    • MedStar Family Choice - Maryland Health Choice
    • FIRST HEALTH
    • Coventry Health Care National Network PPO
    • First Health PPO
    • Coventry of Delaware HMO/PPO
    • Coventry Health Care of Virginia
    • CIGNA Indemnity
    • Great-West Healthcare POS/CIGNA
    • CIGNA POS/Network POS
    • CIGNA HMO & Network (HMO)
    • POS OA & OA Plus
    • Network OA
    • CIGNA HMO Open Access (OA)
    • Choice Fund PPO
    • PPO and PPO Plus
    • CIGNA EPO
    • CFBCBS (NCA) Indemnity
    • CFBCBS Maryland Indemnity or PPO
    • HealthyBlue PPO
    • CFBSBC Blue Preferred PPO
    • CFBCBS Maryland Point of Service Plan (MPOS)
    • CFBCBS Blue Choice Opt Out Plus Open Access (POS)
    • CFBCBS BlueChoice HMO
    • BlueChoice Open Access
    • CFBCBS Blue Choice Opt Out Open Access
    • Aetna Worker's Compensation Network
    • Aetna Medicare Advantage HMO & PPO Plans
    • Innovation Health: Indemnity
    • Aetna Traditional Choice (PPO)
    • Innovation Health: PPO
    • Aetna Open Choice (PPO)
    • Aetna Student Health Insurance
    • Innovation Health: POS Plus
    • Aetna Managed Choice (POS)
    • Innovation Health: Open Network Only Plus
    • Aetna Elect Choice/ Open Access (POS)
    • Aetna Quality Point of Service (POS)
    • Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus
    • Open EPO Plus
    • Opoen HMO Option
    • Open HMO
    • Innovation Health: POS
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Open POS II
    • Innovation Health: Open POS Plus
    • Choice POS & Choice POS II
    • Aetna Managed Choice Open Access (POS)
    • Aetna Innovations: HMO & EPO Plus
    • Select HMO/HealthFund/Health Network
    • Aetna HMO

Education

Board Certification: American Board of Obstetrics and Gynecology, Obstetrics and Gynecology

Residency Program: National Naval Medical Center (2009)

Medical School: Philadelphia College of Osteopathic Medicine (2005)

Hospital affiliations

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.9
  • Extent to which the care provider listened to you

    4.9
  • Care provider's discussion of any proposed treatment (options, risks, benefits, etc.)

    4.9
  • Care provider's efforts to include you in decisions about your care

    4.9
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.9
  • Feb 10, 2024

    Dr. Mamienski is the kindest OBGYN I have ever had. Very patient, understanding and willing to teach. He's the only doc who has given me treatment plan without throwing medication at my problems. Non-judgmental and excellent bedside manner! Thank you.

  • Dec 29, 2023

    Dr. M makes me feel comfortable. He speaks plainly and makes all the information clear

  • Dec 8, 2023

    Good