Mill Valley Dermatology, Inc
NPI 1578173936 · MOHS-Micrographic Surgery Physician · Mill Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mill Valley Dermatology, Inc is a MOHS-Micrographic Surgery Physician organization in Mill Valley, CA (NPI 1578173936).
Provider details
- NPI number
- 1578173936
- Entity type
- Organization
- Primary specialty
- MOHS-Micrographic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Haydee Knott, Director(415) 634-8411
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
5 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.
Practice location
Mailing address
Additional practice locations (1)
- 619 E Blithedale Ave Ste aMill Valley, CA 94941-1482Phone: (415) 634-8411Fax: (844) 880-4434
Registry dates
- Enumerated
- 2020-07-31
- Last updated
- 2020-07-31
- Certified
- 2020-07-31
Frequently asked questions
- What is Mill Valley Dermatology, Inc's NPI number?
- Mill Valley Dermatology, Inc's National Provider Identifier (NPI) is 1578173936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mill Valley Dermatology, Inc?
- Mill Valley Dermatology, Inc is classified in the NPPES registry as MOHS-Micrographic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mill Valley Dermatology, Inc located?
- Mill Valley Dermatology, Inc's practice location on file with NPPES is 655 Redwood Hwy Frontage Rd Ste 100, Mill Valley, CA 94941-3031.
- What is Mill Valley Dermatology, Inc's phone number?
- The practice phone number listed in the NPPES registry for Mill Valley Dermatology, Inc is (415) 634-8411.
- Does Mill Valley Dermatology, Inc accept Medicare?
- Mill Valley Dermatology, Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mill Valley Dermatology, Inc?
- The authorized official listed on Mill Valley Dermatology, Inc's NPPES record is Haydee Knott, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mill Valley Dermatology, Inc's NPI active?
- Yes — Mill Valley Dermatology, Inc's NPI (1578173936) is active in the NPPES registry as of the last update on 2020-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.