WILLIAM F CROOK (P.A.) – Physician Assistant, NPI 1801854534
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,066 PHYSICIAN ASSISTANT in MI
Provider Addresses for WILLIAM F CROOK (P.A.)
151 SOUTHHALL LN STE 300
MAITLAND, FL 327517172
Phone: (239) 465-4916
Type: Mailing
4170 CEDAR BLUFF DR
PETOSKEY, MI 497707627
Phone: (231) 487-2230
Fax: (314) 876-1722
Type: Location
113, East Williams Street, Owosso, Shiawassee County, Michigan, 48867, United States
OWOSSO, MI 488672360
Phone: (989) 725-6101
Fax: (989) 723-3601
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: 2005-01-06
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 |
|---|---|---|---|---|
| I20050106000101 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 796 | 122 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 254 | 152 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 244 | 127 | $0 |
| J7323 | Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose | 123 | 25 | $0 |
| 73564 | X-ray of knee, 4 or more views | 81 | 62 | $0 |
Insurance plans in this area (ZIP 32751)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PHYSICIAN ASSISTANT | MI | 20610 | Aspiration and/or injection of large joint or joint capsule | 282 | 97 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Nurse Practitioner | MI | |
| - | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Dermatology, Micrographic Dermatologic Surgery (Mds) | MI | |
| Physician Assistant | IN | |
| Physician Assistant | MI | |
| Physician Assistant | MI |
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