Registry data as of Aug 27, 2026

Melanie Kates, MD

Internal Medicine Physician · Healdsburg, CA

Melanie Kates, MD is an internal medicine physician with a practice address in Healdsburg, California, and NPI 1518911965, issued on May 20, 2006. Check the license (California G82351, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1518911965
Name
Melanie Kates
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G82351 CA
Self-reported in NPPES; status is on the state search
Practice location
717 Center St, Healdsburg, CA 95448
Phone
(707) 433-7258
Enumerated
May 20, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 717 Center St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jonathan Albeg, MDInternal Medicine Physician1770677957
  2. Laura Black, F.N.P.Family Nurse Practitioner1346591104
  3. Patricia Dahl, M.D.Internal Medicine Physician1639242696
  4. William Elder, M.D.Family Medicine Physician1407218407
  5. Cameron Macinnis, MDFamily Medicine Physician1750875449
  6. Sally Masters, M.D.Internal Medicine Physician1043278625

Verify Melanie Kates in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G82351
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

11% more Medicare Part D claims than the average internal medicine physician in 2024

3,100 Medicare Part D claims for 364 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Melanie Kates3,100
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium249 claims
  2. Levothyroxine Sodium237 claims
  3. Amlodipine Besylate161 claims
  4. Losartan Potassium153 claims
  5. Rosuvastatin Calcium141 claims
  6. Metformin Hcl Er89 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.

12 internal medicine physician records list a Healdsburg practice address

They are 12 of the 226 NPPES records with a Healdsburg practice address, and 20,403 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Melanie Kates, MD's NPI number?

Melanie Kates, MD's National Provider Identifier (NPI) is 1518911965, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melanie Kates, MD located?

The NPPES record lists a practice address at 717 Center St, Healdsburg, CA, 95448. Phone: (707) 433-7258. Providers update this record themselves, so call before visiting.

How can I verify Melanie Kates, MD's license?

NPPES lists California license number G82351, 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 Melanie Kates, MD prescribe under Medicare Part D?

In 2024, Melanie Kates, MD had 3,100 Medicare Part D claims for 364 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.