DR. CHOUDHURY S HASAN (M.D.) – Gastroenterology Physician, NPI 1629187752
Gastroenterology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
648 GASTROENTEROLOGY in MI
Provider Addresses for DR. CHOUDHURY S HASAN (M.D.)
3601 W 13 Mile Rd
Royal Oak, MI 480736712
Phone: (248) 898-5000
Type: Location
1234 Napier Ave
Saint Joseph, MI 490852112
Phone: (269) 985-4632
Type: Location
63rd Drive, Rego Park, Queens, New York, 11374, United States
SUITE-CA
REGO PARK, NY 113742243
Phone: (718) 830-3388
Fax: (718) 732-1667
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2019-01-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20120203000728 | I | Gastroenterology | NY | TBD |
| I20190131000319 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 125 | 115 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 56 | 42 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 55 | 44 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 30 | 25 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 29 | 29 | $0 |
Insurance plans in this area (ZIP 48073)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | NY | |
| Clinical Social Worker | NY | |
| Physician Assistant | FL | |
| Vascular Surgery | NY | |
| Certified Registered Nurse Anesthetist (Crna) | NY | |
| Pulmonary Disease | NM | |
| - | NY | |
| - | OH | |
| Physician Assistant | OH | |
| Hematology/Oncology, Medical Oncology | NY |
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