WILLIAM MCALLISTER (MD) – Psychiatry Physician, NPI 1740224278
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 WILLIAM MCALLISTER (MD)
35, West Huron Street, Pontiac, Oakland County, Michigan, 48342, United States
PONTIAC, MI 483422120
Phone: (248) 745-4900
Fax: (248) 745-6872
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $494.
Total Amount is formed as General ($494) + Research ($0) + Ownership ($0) = $494.
Last reported payment date: 2023-08-16 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($249).
Total Amount
$494
General + Research + Ownership
Payments
5
Total payment records
General Amount
$494
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Pharmaceuticals, Inc | $249 |
| Axsome Therapeutics, Inc. | $244 |
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: 2004-10-29
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 |
|---|---|---|---|---|
| I20041029000457 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 152 | 59 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 138 | 64 | $0 |
| 90834 | Psychotherapy, 45 minutes | 73 | 25 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 60 | 30 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 58 | 31 | $0 |
Insurance plans in this area (ZIP 48342)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Physician Assistant | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Physician Assistant | MI | |
| Physician Assistant | OH | |
| Physician Assistant | MI | |
| P S Y C H I A T R Y | MI |
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