Arnold Markman, MD
NPI 1669520466 · Occupational Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnold Markman, MD is a Occupational Medicine Physician provider in San Diego, CA (NPI 1669520466).
Provider details
- NPI number
- 1669520466
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G32833 (CA)
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
19 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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 59 | 55 |
| Naproxen | 42 | 42 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 35 | 35 |
| Doxycycline Monohydrate | 27 | 27 |
| Ofloxacin | 25 | 24 |
| Cefpodoxime Proxetil | 24 | 24 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 22 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2021-11-22
Frequently asked questions
- What is Arnold Markman's NPI number?
- Arnold Markman's National Provider Identifier (NPI) is 1669520466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Markman's specialty?
- Arnold Markman is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arnold Markman located?
- Arnold Markman's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Arnold Markman's phone number?
- The practice phone number listed in the NPPES registry for Arnold Markman is (619) 528-5000.
- Does Arnold Markman accept Medicare?
- Arnold Markman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnold Markman's NPI active?
- Yes — Arnold Markman's NPI (1669520466) is active in the NPPES registry as of the last update on 2021-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.