Jennifer Arnold, MD
NPI 1942419502 · Internal Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Arnold, MD is a Internal Medicine Physician provider in Oakland, CA (NPI 1942419502).
Provider details
- NPI number
- 1942419502
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A86514 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 232 | 231 |
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 104 | 103 |
| Typhoid Vi Polysacch Vaccinebrand: Typhim Vi | 97 | 97 |
| Diph,pertuss(acell),tet Vac/Pfbrand: Adacel Tdap | 79 | 79 |
| Hepatitis a Virus Vaccine/Pfbrand: Havrix | 53 | 49 |
| Hepatitis a and B Vaccine/Pfbrand: Twinrix | 40 | 25 |
| Poliomyelitis Vaccine, Killed |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-21
- Last updated
- 2022-01-11
Frequently asked questions
- What is Jennifer Arnold's NPI number?
- Jennifer Arnold's National Provider Identifier (NPI) is 1942419502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Arnold's specialty?
- Jennifer Arnold is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Arnold located?
- Jennifer Arnold's practice location on file with NPPES is 275 W Macarthur Blvd, Oakland, CA 94611-5641.
- What is Jennifer Arnold's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Arnold is (510) 752-1000.
- Does Jennifer Arnold accept Medicare?
- Jennifer Arnold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Arnold's NPI active?
- Yes — Jennifer Arnold's NPI (1942419502) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.