John Anderson, MD
NPI 1992744056 · Family Medicine Physician · Clackamas, OR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Anderson, MD is a Family Medicine Physician provider in Clackamas, OR (NPI 1992744056).
Provider details
- NPI number
- 1992744056
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD24145 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 169 | 28 |
| Levothyroxine Sodium | 147 | 23 |
| Oxycodone Hcl | 132 | 15 |
| Gabapentin | 104 | 20 |
| Atorvastatin Calcium | 103 | 27 |
| Metformin Hclbrand: Metformin Hcl Er | 98 | 18 |
| Trazodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2023-03-07
- Certified
- 2021-01-12
Frequently asked questions
- What is John Anderson's NPI number?
- John Anderson's National Provider Identifier (NPI) is 1992744056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Anderson's specialty?
- John Anderson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Anderson located?
- John Anderson's practice location on file with NPPES is 9775 Se Sunnyside Road, Suite 200, Clackamas, OR 97015.
- What is John Anderson's phone number?
- The practice phone number listed in the NPPES registry for John Anderson is (503) 655-8471.
- Does John Anderson accept Medicare?
- John Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Anderson's NPI active?
- Yes — John Anderson's NPI (1992744056) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.