NPPES file of Aug 9, 2026

Ushakant Thakkar, M.D.

Nephrology Physician · Simi Valley, CA

Ushakant Thakkar, M.D. is a nephrology physician with a practice address in Simi Valley, California, and NPI 1780683193, issued on Jul 18, 2005. Check the license (California A35483, 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
1780683193
Name
Ushakant Thakkar
Credential
M.D.
Primary taxonomy
Nephrology Physician 207RN0300X
License number
A35483 CA
Self-reported in NPPES; status is on the state search
Practice location
2650 Jones Way, Simi Valley, CA 93065
Phone
(805) 584-0177
Enumerated
Jul 18, 2005
Record last updated
Aug 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(805) 584-1179
Medicaid ID
00A354830 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 2650 Jones Way

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

  1. Dantae Davies, M.D.Specialist1649351941
  2. Kristin Fredrickson, MA MFTMarriage & Family Therapist1407951809
  3. David Gudeman, MDPsychiatry Physician1831162213
  4. Gene Hapip, DDSGeneral Practice Dentistry1972518850
  5. Sheryl Herson, M.S.Mental Health Counselor1316095888
  6. Wei-Chi Huang, MDPediatrics Physician1326010547

Verify Ushakant Thakkar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A35483
    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.

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

17 Medicare Part D claims, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Ushakant Thakkar17
  2. Specialty average1,465

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.

Ushakant Thakkar among 1,468 nephrology physician records in California

Ushakant Thakkar, M.D. is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileNo · 77% of these records are
  • Record last updated2007 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in California

There are 1,468 nephrology physician records in California.

The 8 nephrology physician records with the nearest ZIP codes

  1. Jie Shi Yan, M.D.Simi Valley, CA 930651396744546
  2. Saumil Gandhi, M.D.Santa Paula, CA 930601427057843
  3. Nicholas Bednarski, M.D.Oxnard, CA 930361457425860
  4. Frank Chieu, M.D.Oxnard, CA 930361235203647
  5. Ali Dana, M.D.Oxnard, CA 930361669561536
  6. Gregory Krastein, MDOxnard, CA 930361942358759
  7. Steven Ledesma, M.D.Oxnard, CA 930361386718799
  8. Tane Liu, M.D.Oxnard, CA 930361588738991

Common questions

What is Ushakant Thakkar, M.D.'s NPI number?

Ushakant Thakkar, M.D.'s National Provider Identifier (NPI) is 1780683193, issued on Jul 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ushakant Thakkar, M.D. located?

The NPPES record lists a practice address at 2650 Jones Way, Simi Valley, CA, 93065. Phone: (805) 584-0177. Providers update this record themselves, so call before visiting.

How can I verify Ushakant Thakkar, M.D.'s license?

NPPES lists California license number A35483, 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 Ushakant Thakkar, M.D. prescribe under Medicare Part D?

In 2024, Ushakant Thakkar, M.D. had 17 Medicare Part D claims; the average among nephrology physician prescribers was 1,465. 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.