MARY CAROL BLAZEK (M.D.) – Psychiatry Physician, NPI 1831240118
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,216 PSYCHIATRY in MI
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Provider Addresses for MARY CAROL BLAZEK (M.D.)
South State Street, Ann Arbor, Washtenaw County, Michigan, 48108-1774, United States
700 KMS PLACE
ANN ARBOR, MI 48108
Phone: (734) 936-2047
Type: Mailing
East Ann Arbor Health and Geriatric Center, 4260, Plymouth Road, Ann Arbor Charter Township, Washtenaw County, Michigan, 48105, United States
ANN ARBOR, MI 481092700
Phone: (734) 936-4400
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.
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: 2009-09-21
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 |
|---|---|---|---|---|
| I20090921000270 | 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 |
|---|---|---|---|---|
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 65 | 36 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 63 | 30 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 24 | 17 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 18 | 14 | $0 |
Insurance plans in this area (ZIP 48108)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PSYCHIATRY | MI | 90833 | Psychotherapy, 30 minutes with patient and/or family member | 99 | 32 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | FL | |
| Physical Medicine And Rehabilitation | MI | |
| A N E S T H E S I O L O G Y | MI | |
| Internal Medicine, Pediatric Medicine | IL | |
| - | MI | |
| Physician Assistant | MI |
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