Registry data as of Aug 27, 2026

Katherine Chick, M.D

Internal Medicine Physician · Larkspur, CA

Katherine Chick, M.D is an internal medicine physician with a practice address in Larkspur, California, and NPI 1386855567, issued on May 27, 2007. Check the license (California G48332, 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
1386855567
Name
Katherine Chick
Credential
M.D
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G48332 CA
Self-reported in NPPES; status is on the state search
Practice location
980 Magnolia Avenue, Larkspur, CA 94939
Phone
(415) 925-0884
Enumerated
May 27, 2007
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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Verify Katherine Chick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G48332
    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 →

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

17 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Katherine Chick17
  2. Specialty average2,785

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.

13 internal medicine physician records list a Larkspur practice address

They are 13 of the 291 NPPES records with a Larkspur 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 Katherine Chick, M.D's NPI number?

Katherine Chick, M.D's National Provider Identifier (NPI) is 1386855567, issued on May 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Chick, M.D located?

The NPPES record lists a practice address at 980 Magnolia Avenue, Larkspur, CA, 94939. Phone: (415) 925-0884. Providers update this record themselves, so call before visiting.

How can I verify Katherine Chick, M.D's license?

NPPES lists California license number G48332, 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 Katherine Chick, M.D prescribe under Medicare Part D?

In 2024, Katherine Chick, M.D had 17 Medicare Part D claims; 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.