DR. ANN M REHM (MD) – Obstetrics & Gynecology Physician, NPI 1699756536
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,734 OBSTETRICS/GYNECOLOGY in MI
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Provider Addresses for DR. ANN M REHM (MD)
390, Park Street, Birmingham, Oakland County, Michigan, 48009, United States
STE 109
BIRMINGHAM, MI 480093400
Phone: (248) 647-5660
Fax: (248) 647-2664
Type: Mailing
3601 W 13 Mile Rd
Royal Oak, MI 480736712
Phone: (248) 551-0417
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $993.
Total Amount is formed as General ($993) + Research ($0) + Ownership ($0) = $993.
Last reported payment date: 2024-12-08 • Largest payer in this snapshot: Astellas Pharma US Inc ($560).
Total Amount
$993
General + Research + Ownership
Payments
32
Total payment records
General Amount
$993
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $560 |
| MAYNE PHARMA COMMERCIAL LLC | $66 |
| Aspira Women's Health Inc | $51 |
| Sage Therapeutics, Inc. | $47 |
| PFIZER INC. | $36 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-02-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050204000023 | I | Obstetrics/Gynecology | MI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48009)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | MI | 81002 | Urinalysis, manual test | 113 | 113 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Certified Nurse Midwife (Cnm) | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Nurse Practitioner | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Physician Assistant | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI |
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