Heidi Tonken, MD
NPI 1841386927 · Orthopaedic Surgery Physician · Mountain View, CA
Heidi Tonken, MD is a Orthopaedic Surgery Physician provider in Mountain View, CA (NPI 1841386927).
Provider details
- NPI number
- 1841386927
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G68633 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2011-12-23
Frequently asked questions
- What is Heidi Tonken's NPI number?
- Heidi Tonken's National Provider Identifier (NPI) is 1841386927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Tonken's specialty?
- Heidi Tonken is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Heidi Tonken located?
- Heidi Tonken's practice location on file with NPPES is 701 E El Camino Real, Mountain View, CA 94040-2833.
- What is Heidi Tonken's phone number?
- The practice phone number listed in the NPPES registry for Heidi Tonken is (650) 934-7111.
- Is Heidi Tonken's NPI active?
- Yes — Heidi Tonken's NPI (1841386927) is active in the NPPES registry as of the last update on 2011-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.