DR. BENJAMIN S. CHEN (M.D.) – Obstetrics & Gynecology Physician, NPI 1245230457
Obstetrics & Gynecology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,735 OBSTETRICS/GYNECOLOGY in MI
Provider Addresses for DR. BENJAMIN S. CHEN (M.D.)
468 Cadieux Rd
Grosse Pointe, MI 482301507
Phone: (313) 473-1705
Type: Location
939, Bedford Road, Grosse Pointe Park, Wayne County, Michigan, 48230, United States
GROSSE POINTE PARK, MI 482301866
Phone: (586) 415-6200
Fax: (586) 415-6217
Type: Mailing
29751, Little Mack Avenue, Roseville, Macomb County, Michigan, 48066, United States
SUITE B
ROSEVILLE, MI 480662238
Phone: (586) 415-6200
Fax: (586) 415-6217
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 84 Open Payments records for all available years, with a total value of $1,780.
Total Amount is formed as General ($1,780) + Research ($0) + Ownership ($0) = $1,780.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Astellas Pharma US Inc ($424).
Total Amount
$1,780
General + Research + Ownership
Payments
84
Total payment records
General Amount
$1,780
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $424 |
| Sumitomo Pharma America, Inc. | $372 |
| Intuitive Surgical, Inc. | $175 |
| Sage Therapeutics, Inc. | $100 |
| Medtronic, Inc. | $90 |
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: 2005-12-12
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 |
|---|---|---|---|---|
| I20051212000086 | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 200 | 147 | $0 |
| 81002 | Urinalysis, manual test | 131 | 122 | $0 |
| G0328 | Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 107 | 107 | $0 |
| 77067 | Screening mammography | 82 | 82 | $0 |
| 77063 | Screening 3d breast mammography | 82 | 82 | $0 |
Insurance plans in this area (ZIP 48230)
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Provider's Procedures
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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