DR. MICHAEL J DEROSA M.D.
NPI 1568499283
Obstetrics & Gynecology in Saint Louis, MO

Active since June 27, 2006PECOS EnrolledAccepts Medicare Assignment
621 S NEW BALLAS RD, SUITE 101A, SAINT LOUIS, MO 63141(314) 569-2751(314) 569-2986 Get Directions Write a Review

NPPES record last updated: July 17, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 17, 2019, Jan 10, 2019 (2 updates tracked since 2019).

About Dr. Michael J Derosa M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL J DEROSA M.D. (NPI 1568499283) is an individual obstetrics & gynecology provider in Saint Louis, Missouri, licensed in Missouri (R1F40) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Saint Louis University School Of Medicine (1984).

NPPES Registry Identity

NPI1568499283
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. MICHAEL J DEROSACredential: M.D.
Location Address621 S NEW BALLAS RD, SUITE 101ASaint Louis, MO 63141-8232
Mailing Address12639 Old Tesson Rd, Suite 115Saint Louis, MO 63128-2786 · (314) 849-0311 · Fax (314) 849-4423
Fax(314) 569-2986
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1984
Enumeration DateJune 27, 2006
Last NPPES UpdateJuly 17, 20192 updates tracked since enumeration
NPI 1568499283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in MO · R1F40
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

621 S NEW BALLAS RD, Saint Louis, MO 63141

Other Identifiers 4

Other112121MO · Blue Cross Blue Shield
Other4333410MO · Aetna
Other139343MO · Healthlink
Medicaid203028006MO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Michael J Derosa M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8729974811
PECOS Enrollment IDI20050103000323
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
24 services24 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
23 services23 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260179
Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 19

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Specialist
621 S NEW BALLAS RD, STE 297A
SAINT LOUIS, MO 63141
Otolaryngology (Otology & Neurotology)
621 S NEW BALLAS RD, STE 597A
SAINT LOUIS, MO 63141
Internal Medicine (Gastroenterology)
621 S NEW BALLAS RD, SUITE 584A
SAINT LOUIS, MO 63141
Specialist
621 S NEW BALLAS RD, STE 297A
SAINT LOUIS, MO 63141
Obstetrics & Gynecology
621 S NEW BALLAS RD, STE 399
SAINT LOUIS, MO 63141
Obstetrics & Gynecology
621 S NEW BALLAS RD, STE 399
SAINT LOUIS, MO 63141
Specialist
621 S NEW BALLAS RD, SUITE 7011B
SAINT LOUIS, MO 63141
Specialist
621 S NEW BALLAS RD, SUITE 7011B
SAINT LOUIS, MO 63141

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Derosa's NPI number?

The NPI number for Michael Derosa is 1568499283. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Where is Michael Derosa located?

Michael Derosa practices at 621 S New Ballas Rd Suite 101A, Saint Louis, MO 63141. The listed phone number is (314) 569-2751.

What is Michael Derosa's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Michael Derosa enrolled in Medicare?

Yes. Michael Derosa is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Michael Derosa accept?

Health plans from Anthem Blue Cross and Blue Shield, Medica and UnitedHealthcare list Michael Derosa as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Michael Derosa affiliated with any hospitals?

According to CMS data, Michael Derosa is affiliated with Mercy Hospital St Louis, Mercy Hospital South and St Lukes Hospital.

When was this NPI record last updated?

The NPPES record for Michael Derosa was last updated on July 17, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.