Haydee Knott, MD
Dermatology Physician · Mill Valley, CA
Haydee Knott, MD is a dermatology physician with a practice address in Mill Valley, California, and NPI 1285808691, issued on Apr 16, 2008. Check the license (California A117344, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Haydee Knott
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- A117344 CA
57.008390 OH
Self-reported in NPPES; status is on the state search - Practice location
- 655 Redwood Hwy #210, Mill Valley, CA 94941
- Phone
- (415) 634-8411
- Enumerated
- Apr 16, 2008
- Record last updated
- May 14, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (844) 880-4434
- Medicare enrollment
- Enrolled (PECOS I20120913000170); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Verify Haydee Knott in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A117344Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average dermatology physician in 2024
570 Medicare Part D claims for 239 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.
Most prescribed
- Ketoconazole143 claims
- Clobetasol Propionate84 claims
- Triamcinolone Acetonide67 claims
- Fluorouracil26 claims
- Mupirocin25 claims
- Valacyclovir20 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $287.26
12 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mill Valley Dermatology IncMill Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Haydee Knott among 2,083 dermatology physician records in California
Haydee Knott, MD is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 39% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1999 · median 2006 among the 1,450 with a school on file
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Mill Valley → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- David Laub, M.D.Mill Valley, CA 949411013187764
- Stefan Lowenstein, MDMill Valley, CA 949411245728807
- Lewis Tanenbaum, MDMill Valley, CA 949411083607808
- Sarvenaz Zand, M.D.Mill Valley, CA 949411235216607
- Anne Zhuang, M.D.Mill Valley, CA 949411710277926
- Stephen Dalton, M.D.Novato, CA 949471053318824
- Kim Frederickson, MDNovato, CA 949471003995291
- Carla Fisher, M.D.Petaluma, CA 949541215934096
Common questions
What is Haydee Knott, MD's NPI number?
Haydee Knott, MD's National Provider Identifier (NPI) is 1285808691, issued on Apr 16, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Haydee Knott, MD located?
The NPPES record lists a practice address at 655 Redwood Hwy #210, Mill Valley, CA, 94941. Phone: (415) 634-8411. Providers update this record themselves, so call before visiting.
How can I verify Haydee Knott, MD's license?
NPPES lists California license number A117344, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Haydee Knott, MD prescribe under Medicare Part D?
In 2024, Haydee Knott, MD had 570 Medicare Part D claims for 239 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Haydee Knott, MD's MIPS final score?
The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.