John Williams, MD
NPI 1619933934 · Geriatric Medicine (Internal Medicine) Physician · Mcminnville, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Williams, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Mcminnville, OR (NPI 1619933934).
Provider details
- NPI number
- 1619933934
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD 26409 (WA)
Specialties & taxonomies
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,315 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 366 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 328 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 185 | $63 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 162 | $43 |
| Administration of Influenza Virus VaccineG0008 | 60 | $31 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 133 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 447 | 132 |
| Levothyroxine Sodium | 358 | 92 |
| Amlodipine Besylate | 311 | 88 |
| Losartan Potassium | 298 | 85 |
| Lisinopril | 199 | 53 |
| Hydrochlorothiazide | 169 | 48 |
| Tamsulosin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$35 across 2 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 (1)
- 21616 76th Ave W#208Edmonds, WA 98026-7512Phone: (425) 778-2499Fax: (425) 776-0197
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2021-05-25
- Certified
- 2021-05-25
Frequently asked questions
- What is John Williams's NPI number?
- John Williams's National Provider Identifier (NPI) is 1619933934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Williams's specialty?
- John Williams is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is John Williams located?
- John Williams's practice location on file with NPPES is 2435 Ne Cumulus Ave Ste a, Mcminnville, OR 97128-8805.
- What is John Williams's phone number?
- The practice phone number listed in the NPPES registry for John Williams is (503) 472-6161.
- Does John Williams accept Medicare?
- John Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Williams's NPI active?
- Yes — John Williams's NPI (1619933934) is active in the NPPES registry as of the last update on 2021-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.