DR. JAMES D II WALKER (MD) – Family Medicine Physician, NPI 1376638973
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,418 FAMILY PRACTICE in MI
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Provider Addresses for DR. JAMES D II WALKER (MD)
8483, Holly Road, Grand Blanc, Genesee County, Michigan, 48439, United States
GRAND BLANC, MI 48439
Phone: (810) 694-7540
Fax: (810) 579-7004
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 45 Open Payments records for all available years, with a total value of $1,011.
Total Amount is formed as General ($1,011) + Research ($0) + Ownership ($0) = $1,011.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Astellas Pharma US Inc ($279).
Total Amount
$1,011
General + Research + Ownership
Payments
45
Total payment records
General Amount
$1,011
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $279 |
| GlaxoSmithKline, LLC. | $214 |
| PFIZER INC. | $108 |
| Amgen Inc. | $85 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $47 |
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: 2010-03-03
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 |
|---|---|---|---|---|
| I20100303000575 | I | Family Practice | 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 | 373 | 191 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 131 | 28 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $0 |
| 81003 | Automated urinalysis test | 70 | 57 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 44 | 38 | $0 |
Insurance plans in this area (ZIP 48439)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI |
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