John Ockenfels, D.O.
NPI 1457353633 · Family Medicine Physician · Sault Sainte Marie, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ockenfels, D.O. is a Family Medicine Physician provider in Sault Sainte Marie, MI (NPI 1457353633).
Provider details
- NPI number
- 1457353633
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- JO010103 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
21 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 143 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 357 | 75 |
| Atorvastatin Calcium | 240 | 45 |
| Levothyroxine Sodium | 184 | 41 |
| Gabapentin | 171 | 34 |
| Losartan Potassium | 149 | 35 |
| Amlodipine Besylate | 146 | 34 |
| Duloxetine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$78 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
Registry dates
- Enumerated
- 2005-06-01
- Last updated
- 2012-08-23
Frequently asked questions
- What is John Ockenfels's NPI number?
- John Ockenfels's National Provider Identifier (NPI) is 1457353633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ockenfels's specialty?
- John Ockenfels is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Ockenfels located?
- John Ockenfels's practice location on file with NPPES is 560 Osborn Blvd, Sault Sainte Marie, MI 49783-1961.
- What is John Ockenfels's phone number?
- The practice phone number listed in the NPPES registry for John Ockenfels is (906) 632-1800.
- Does John Ockenfels accept Medicare?
- John Ockenfels is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ockenfels's NPI active?
- Yes — John Ockenfels's NPI (1457353633) is active in the NPPES registry as of the last update on 2012-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.