DR. JOHN GRABOWSKI (M.D) – Psychiatry Physician, NPI 1477517191
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,213 PSYCHIATRY in MI
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Provider Addresses for DR. JOHN GRABOWSKI (M.D)
PO BOX 361038
GROSSE POINTE FARMS, MI 482365038
Phone: (586) 582-7979
Fax: (586) 582-7981
Type: Mailing
John D. Dingell VA Medical Center, 4646, John R Street, Medical Center, Midtown, Detroit, Wayne County, Michigan, 48201, United States
DETROIT, MI 482011916
Phone: (313) 576-4906
Fax: (313) 576-1091
Type: Location
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.
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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: 2006-07-19
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 |
|---|---|---|---|---|
| I20060719000073 | I | Psychiatry | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 233 | 37 | $0 |
| 90838 | Psychotherapy with evaluation and management visit, 1 hour | 92 | 34 | $0 |
| 90836 | Psychotherapy with evaluation and management visit, 45 minutes | 59 | 23 | $0 |
| 90832 | Psychotherapy, 30 minutes | 27 | 14 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 22 | 14 | $0 |
Insurance plans in this area (ZIP 48236)
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