SHELBY LYNN WALKER (MD) – Family Medicine Physician, NPI 1700451614
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,418 FAMILY PRACTICE in MI
Provider Addresses for SHELBY LYNN WALKER (MD)
7000 MAIN ST
CASEVILLE, MI 487255112
Phone: (989) 856-3449
Fax: (989) 856-2209
Type: Mailing
4000 WELLNESS DRIVE CHRISTIE BUILDING
MIDLAND, MI 486700001
Phone: (844) 832-1956
Type: Mailing
4611 CAMPUS RIDGE DR
MIDLAND, MI 486409533
Phone: (989) 839-3320
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $184.
Total Amount is formed as General ($184) + Research ($0) + Ownership ($0) = $184.
Last reported payment date: 2024-11-26 • Largest payer in this snapshot: Novo Nordisk Inc ($67).
Total Amount
$184
General + Research + Ownership
Payments
8
Total payment records
General Amount
$184
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $67 |
| Lilly USA, LLC | $41 |
| Tandem Diabetes Care, Inc. | $30 |
| ABBVIE INC. | $23 |
| Otsuka America Pharmaceutical, Inc. | $23 |
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: 2024-10-10
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 |
|---|---|---|---|---|
| I20241010000475 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48725)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Family Practice, Geriatric Medicine | MI | |
| Emergency Medicine | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Emergency Medicine | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| Clinical Social Worker | MI | |
| General Surgery | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI |
Reviews
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