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Edit this profileAt a glance
- 621 S New Ballas Rd, Suite 101A, Saint Louis, MO 63141
About Dr. Derosa
Michael J. Derosa, M.D. practices obstetrics & gynecology in Saint Louis, MO. Michael is a 1984 graduate of Saint Louis University School of Medicine. Medicare claims data shows Michael provided 47 services to 47 patients. The services billed most often include screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory and cervical or vaginal cancer screening; pelvic and clinical breast examination. The provider's National Provider Identifier (NPI) is 1568499283.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (314) 569-2751
- Email not available
Practice Locations
621 S NEW BALLAS RD SUITE 101A
Saint Louis, MO 63141
Conditions Commonly Evaluated or Treated
Within Obstetrics and Gynecology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Contraception
Fertility
High-risk or subspecialty
Infections
Pelvic pain and benign gynecology
- Uterine fibroids
- Chronic pelvic pain
- Ovarian cysts
- Painful intercourse
- Pelvic organ prolapse
- Urinary incontinence in women
Most searched conditions
Infections and vulvovaginal conditions
Menstrual and hormonal
- Absent periods
- Genitourinary syndrome of menopause
- Painful periods
- Perimenopause
- Premenstrual syndrome
Pregnancy
- Ectopic pregnancy
- Gestational diabetes
- Hyperemesis gravidarum
- Miscarriage
- Placenta previa
- Postpartum depression
- Preeclampsia
- Preterm labor
Cancer and precancer
- Abnormal cervical cells and cervical dysplasia
- Cervical cancer
- Endometrial cancer
- Endometrial hyperplasia
- Ovarian cancer
Pregnancy Complications
Vaginal & Vulvar Health
Procedures & services
Diagnostic Tests
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Pregnancy and delivery
Preventive and diagnostic
- Pelvic examination
- Transvaginal ultrasound
- Well-woman examination
- Colposcopy
- Endometrial biopsy
- Human papillomavirus testing
Subspecialty procedures
Surgeries
Most searched procedures
Contraception and office treatment
Birth Control
Contraception
Diagnostic Procedures
Fertility
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Uterine and cervical procedures
Procedures Most Often Billed to Medicare
47 services · 47 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
24 | As often as other peers in OB-GYN |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
23 | As often as other peers in OB-GYN |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other OB-GYNs at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other OB-GYNs in Saint Louis 7
Same specialty, same city.
More connections — 15 related providers in 2 groups
Trained at Saint Louis University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Michael J. Derosa specialize in?
Michael J. Derosa is an OB-GYN in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
Where is Michael J. Derosa located?
Michael J. Derosa is listed at 621 S New Ballas Rd Suite 101A, Saint Louis, MO 63141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Michael J. Derosa's phone number?
The number on file is (314) 569-2751. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Michael J. Derosa?
Michael J. Derosa's National Provider Identifier is 1568499283. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Michael J. Derosa train?
Michael J. Derosa attended Saint Louis University School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Michael J. Derosa have?
Michael J. Derosa has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does Michael J. Derosa do most often?
According to Medicare billing data, Michael J. Derosa the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Michael J. Derosa's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Michael J. Derosa. If this is you, claiming it is free.
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