NPPES file of Aug 9, 2026

Timothy A. Carlton, MD

Interventional Cardiology Physician · Walnut Creek, CA

Timothy A. Carlton, MD is an interventional cardiology physician with a practice address in Walnut Creek, California, and NPI 1689772360, issued on Sep 20, 2006. Check the license (California G035050, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689772360
Name
Timothy A. Carlton
Credential
MD
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
G035050 CA
Self-reported in NPPES; status is on the state search
Practice location
1399 Ygnacio Valley RD, Walnut Creek, CA 94598
Phone
(925) 937-1770
Enumerated
Sep 20, 2006
Record last updated
Jun 12, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(925) 937-0630
Medicaid ID
4811318 CA
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.
Download card Updates feed

Also registered at 1399 Ygnacio Valley RD

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

  1. Scott Bergman, D.C.Nutrition Chiropractor1669590535
  2. Sahar Berjis, RDRegistered Dietitian1306182258
  3. Paige Carmichael, MFTMarriage & Family Therapist1427501915
  4. Lee Embrey, PH.D.Marriage & Family Therapist1790900850
  5. Nader Kamangar, MDCritical Care Medicine (Internal Medicine) Physician1922093285
  6. Kathryn Kapoor, LCSWClinical Social Worker1922286582

Verify Timothy A. Carlton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G035050
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

100% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

11 Medicare Part D claims, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D.

  1. Timothy Carlton11
  2. Specialty average3,179

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.

Timothy A. Carlton among 632 interventional cardiology physician records in California

Timothy A. Carlton, MD is one of 632 interventional cardiology physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 83% of these records are
  • Record last updated2012 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in California

There are 632 interventional cardiology physician records in California.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Andrew Benn, MDWalnut Creek, CA 945981851329270
  2. Sally Davis, M.D.Walnut Creek, CA 945981154403533
  3. John Krouse, MDWalnut Creek, CA 945981740210301
  4. Mark Nathan, MDWalnut Creek, CA 945981013947670
  5. R. Platt, M.D.Walnut Creek, CA 945981265430417
  6. Richard Chang, M.D.Walnut Creek, CA 945971275669954
  7. Andrew Dublin, MDWalnut Creek, CA 945971215085246
  8. Christopher Forrest, MDWalnut Creek, CA 945961245318302

Common questions

What is Timothy A. Carlton, MD's NPI number?

Timothy A. Carlton, MD's National Provider Identifier (NPI) is 1689772360, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy A. Carlton, MD located?

The NPPES record lists a practice address at 1399 Ygnacio Valley RD, Walnut Creek, CA, 94598. Phone: (925) 937-1770. Providers update this record themselves, so call before visiting.

How can I verify Timothy A. Carlton, MD's license?

NPPES lists California license number G035050, 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 Timothy A. Carlton, MD prescribe under Medicare Part D?

In 2024, Timothy A. Carlton, MD had 11 Medicare Part D claims; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.

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.