John Stanifer, M.D.
NPI 1427373232 · Nephrology Physician · Traverse City, MI
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Stanifer, M.D. is a Nephrology Physician provider in Traverse City, MI (NPI 1427373232).
Provider details
- NPI number
- 1427373232
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2015-01272 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
927 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 226 | $375 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 151 | $128 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 96 | $302 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 76 | $80 |
| Hemodialysis Procedure With Physician Evaluation90935 | 72 | $72 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 70 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorthalidone | 144 | 52 |
| Losartan Potassium | 138 | 54 |
| Empagliflozinbrand: Jardiance | 92 | 38 |
| Atorvastatin Calcium | 88 | 34 |
| Torsemide | 67 | 26 |
| Amlodipine Besylate | 57 | 26 |
| Finerenonebrand: Kerendia | 50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,203 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 829 N Center Ave Ste 210Gaylord, MI 49735-1599Phone: (231) 935-0338Fax: (231) 935-0569
- 419 S Coral StKalkaska, MI 49646-2503Phone: (231) 258-7530Fax: (231) 258-7555
Registry dates
- Enumerated
- 2010-04-05
- Last updated
- 2022-12-08
- Certified
- 2022-12-08
Frequently asked questions
- What is John Stanifer's NPI number?
- John Stanifer's National Provider Identifier (NPI) is 1427373232, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Stanifer's specialty?
- John Stanifer is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is John Stanifer located?
- John Stanifer's practice location on file with NPPES is 4062 W Royal Dr, Traverse City, MI 49684-8965.
- What is John Stanifer's phone number?
- The practice phone number listed in the NPPES registry for John Stanifer is (231) 935-0338.
- Does John Stanifer accept Medicare?
- John Stanifer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Stanifer's NPI active?
- Yes — John Stanifer's NPI (1427373232) is active in the NPPES registry as of the last update on 2022-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.