JEFFREY ALAN SANFIELD (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1336207653
Endocrinology, Diabetes & Metabolism Physician
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Profile Insights
NPPES metrics only — not quality of care.
300 ENDOCRINOLOGY in MI
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Provider Addresses for JEFFREY ALAN SANFIELD (M.D.)
McAuley Drive, Ypsilanti, Washtenaw County, Michigan, 48107, United States
SUITE 5115 REICHERT BUILDING
YPSILANTI, MI 481971014
Phone: (734) 434-4430
Fax: (734) 434-7634
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 4 Open Payments records for all available years, with a total value of $125.
Total Amount is formed as General ($125) + Research ($0) + Ownership ($0) = $125.
Last reported payment date: 2024-07-31 • Largest payer in this snapshot: Medtronic, Inc. ($103).
Total Amount
$125
General + Research + Ownership
Payments
4
Total payment records
General Amount
$125
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $103 |
| Acella Pharmaceuticals, LLC | $22 |
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: 2009-12-30
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 |
|---|---|---|---|---|
| I20091230000112 | I | Endocrinology | 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 | 377 | 209 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 129 | 54 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 96 | 67 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 48197)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| E N D O C R I N O L O G Y | MI | |
| - | MI | |
| E N D O C R I N O L O G Y | MI | |
| Endocrinology, Internal Medicine | MI | |
| E N D O C R I N O L O G Y | NY |
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