James Murphy, M.D.
NPI 1578544755 · Family Medicine Physician · Novato, CA
James Murphy, M.D. is a Family Medicine Physician provider in Novato, CA (NPI 1578544755).
Provider details
- NPI number
- 1578544755
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G36133 (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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 122 | 43 |
| Levothyroxine Sodium | 96 | 30 |
| Lisinopril | 93 | 32 |
| Tamsulosin Hcl | 83 | 27 |
| Amlodipine Besylate | 83 | 27 |
| Metformin Hcl | 69 | 26 |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (1)
- 101 Rowland Way Ste 220Novato, CA 94945-5056Phone: (415) 878-7200Fax: (715) 369-1387
Registry dates
- Enumerated
- 2005-11-07
- Last updated
- 2023-03-07
Frequently asked questions
- What is James Murphy's NPI number?
- James Murphy's National Provider Identifier (NPI) is 1578544755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Murphy's specialty?
- James Murphy is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Murphy located?
- James Murphy's practice location on file with NPPES is 165 Rowland Way, Novato, CA 94945-5038.
- What is James Murphy's phone number?
- The practice phone number listed in the NPPES registry for James Murphy is (415) 897-5171.
- Is James Murphy's NPI active?
- Yes — James Murphy's NPI (1578544755) 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.