Watson and Matles, PC
NPI 1154045466 · Internal Medicine Physician · Menlo Park, CA
Watson and Matles, PC is a Internal Medicine Physician organization in Menlo Park, CA (NPI 1154045466).
Provider details
- NPI number
- 1154045466
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Harlan Matles, Physician(650) 391-0500
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
3 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.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- MD2 Menlo Park
Registry dates
- Enumerated
- 2022-09-29
- Last updated
- 2022-09-29
- Certified
- 2022-09-29
Frequently asked questions
- What is Watson and Matles, PC's NPI number?
- Watson and Matles, PC's National Provider Identifier (NPI) is 1154045466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Watson and Matles, PC?
- Watson and Matles, PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Watson and Matles, PC located?
- Watson and Matles, PC's practice location on file with NPPES is 1706 El Camino Real Ste 200, Menlo Park, CA 94027-4110.
- What is Watson and Matles, PC's phone number?
- The practice phone number listed in the NPPES registry for Watson and Matles, PC is (650) 391-0500.
- Who is the authorized official for Watson and Matles, PC?
- The authorized official listed on Watson and Matles, PC's NPPES record is Harlan Matles, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Watson and Matles, PC's NPI active?
- Yes — Watson and Matles, PC's NPI (1154045466) is active in the NPPES registry as of the last update on 2022-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.