Harlan Matles, M.D.
NPI 1164423604 · Internal Medicine Physician · Menlo Park, CA
Harlan Matles, M.D. is a Internal Medicine Physician provider in Menlo Park, CA (NPI 1164423604).
Provider details
- NPI number
- 1164423604
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A73278 (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
21 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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 52 | 17 |
| Levothyroxine Sodium | 39 | 11 |
| Atorvastatin Calcium | 37 | 12 |
| Pantoprazole Sodium | 34 | 13 |
| Ezetimibe | 26 | — |
| Amlodipine Besylate | 26 | — |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrStanford, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2005-08-09
- Last updated
- 2024-04-22
- Certified
- 2024-04-22
Frequently asked questions
- What is Harlan Matles's NPI number?
- Harlan Matles's National Provider Identifier (NPI) is 1164423604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harlan Matles's specialty?
- Harlan Matles is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harlan Matles located?
- Harlan Matles's practice location on file with NPPES is 1706 El Camino Real, Menlo Park, CA 94027-4127.
- What is Harlan Matles's phone number?
- The practice phone number listed in the NPPES registry for Harlan Matles is (650) 391-0500.
- Is Harlan Matles's NPI active?
- Yes — Harlan Matles's NPI (1164423604) is active in the NPPES registry as of the last update on 2024-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.