John Wolf, DO
NPI 1689666737 · Family Medicine Physician · Westlake, OH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Wolf, DO is a Family Medicine Physician provider in Westlake, OH (NPI 1689666737).
Provider details
- NPI number
- 1689666737
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 34 00 4794 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,285 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 205 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 170 | $170 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 164 | $123 |
| Advance Care Planning, First 30 Minutes99497 | 162 | $79 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 92 | $24 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 201 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 596 | 139 |
| Atorvastatin Calcium | 594 | 155 |
| Amlodipine Besylate | 509 | 129 |
| Lisinopril | 435 | 112 |
| Tamsulosin Hcl | 341 | 77 |
| Gabapentin | 296 | 61 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,681 across 60 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
- 2005-08-16
- Last updated
- 2020-11-11
- Certified
- 2020-11-11
Frequently asked questions
- What is John Wolf's NPI number?
- John Wolf's National Provider Identifier (NPI) is 1689666737, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Wolf's specialty?
- John Wolf is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Wolf located?
- John Wolf's practice location on file with NPPES is 25651 Detroit Rd, Westlake, OH 44145-2415.
- What is John Wolf's phone number?
- The practice phone number listed in the NPPES registry for John Wolf is (440) 808-8620.
- Does John Wolf accept Medicare?
- John Wolf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Wolf's NPI active?
- Yes — John Wolf's NPI (1689666737) is active in the NPPES registry as of the last update on 2020-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.