Jeffrey Harris, MD
NPI 1326038647 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Harris, MD is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1326038647).
Provider details
- NPI number
- 1326038647
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 38219 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 130 | 49 |
| Metformin Hcl | 102 | 36 |
| Lisinopril | 82 | 30 |
| Amlodipine Besylate | 61 | 22 |
| Hydrochlorothiazide | 44 | 20 |
| Losartan Potassium | 44 | 18 |
| Gabapentin | 42 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-27
- Last updated
- 2021-03-10
- Certified
- 2021-03-10
Frequently asked questions
- What is Jeffrey Harris's NPI number?
- Jeffrey Harris's National Provider Identifier (NPI) is 1326038647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Harris's specialty?
- Jeffrey Harris is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Harris located?
- Jeffrey Harris's practice location on file with NPPES is 1530 S Olive St, Los Angeles, CA 90015-3023.
- What is Jeffrey Harris's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Harris is (213) 747-5039.
- Does Jeffrey Harris accept Medicare?
- Jeffrey Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Harris's NPI active?
- Yes — Jeffrey Harris's NPI (1326038647) is active in the NPPES registry as of the last update on 2021-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.