John Anderson, DO
NPI 1679589642 · Hospitalist Physician · Harrisonburg, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Anderson, DO is a Hospitalist Physician provider in Harrisonburg, VA (NPI 1679589642).
Provider details
- NPI number
- 1679589642
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 0102201457 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
700 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 341 | $113 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 191 | $108 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 68 | $75 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 55 | $166 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 29 | $47 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians and |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefuroxime Axetilbrand: Cefuroxime | 33 | 33 |
| Prednisone | 23 | 23 |
| Atorvastatin Calcium | 21 | 18 |
| Furosemide | 16 | 14 |
| Losartan Potassium | 16 | 16 |
| Metoprolol Succinate | 15 | 13 |
| Doxycycline Hyclate | 14 | 14 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2019-01-25
Frequently asked questions
- What is John Anderson's NPI number?
- John Anderson's National Provider Identifier (NPI) is 1679589642, 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 Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is John Anderson located?
- John Anderson's practice location on file with NPPES is 2010 Health Campus Dr, Harrisonburg, VA 22801-8679.
- What is John Anderson's phone number?
- The practice phone number listed in the NPPES registry for John Anderson is (540) 689-1110.
- 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 (1679589642) is active in the NPPES registry as of the last update on 2019-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.