NPPES file of Aug 9, 2026

Bavani Nadeswaran, MD

Internal Medicine Physician · Orange, CA

Bavani Nadeswaran, MD is an internal medicine physician with a practice address in Orange, California, and NPI 1154401313, issued on Oct 16, 2006. Check the license (California 000000A55637, 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
1154401313
Name
Bavani Nadeswaran
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
000000A55637 CA
Self-reported in NPPES; status is on the state search
Practice location
101 The City Dr S Bldg 29, Orange, CA 92868
Phone
(714) 456-7002
Enumerated
Oct 16, 2006
Record last updated
Mar 21, 2023
Medicare enrollment
Enrolled (PECOS I20071210000599); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 101 The City Dr S Bldg 29

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

  1. Elia Abou Chawareb, MDStudent in an Organized Health Care Education/Training Program1568314656
  2. Fawaz Al Ammary, M.D.Nephrology Physician1992918916
  3. Rosa Andrade, MDInfectious Disease Physician1093919680
  4. Daisy ChenStudent in an Organized Health Care Education/Training Program1932968682
  5. Edward Choi, MD, MSCStudent in an Organized Health Care Education/Training Program1184204174
  6. Gustavo Gryzinski, MDStudent in an Organized Health Care Education/Training Program1346982592

Verify Bavani Nadeswaran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 000000A55637
    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.

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16% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,673 Medicare Part D claims for 324 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Bavani Nadeswaran2,673
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium383 claims
  2. Amlodipine Besylate169 claims
  3. Levothyroxine Sodium137 claims
  4. Losartan Potassium124 claims
  5. Metformin Hcl80 claims
  6. Pantoprazole Sodium80 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.

Bills Medicare through one group practice

  1. UC RegentsOrange, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Bavani Nadeswaran among 17,696 internal medicine physician records in California

Bavani Nadeswaran, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1990 · median 2004 among the 11,065 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

187 internal medicine physician records list a practice address in Orange

They are 187 of the 13,245 NPPES records with a practice address in Orange, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jane Abdelhadi, M.D.Orange, CA 928681124097100
  2. Edwin Alexander, M.D.Orange, CA 928681659315752
  3. Romilla Batra, MDOrange, CA 928681871545038
  4. Ronald Daoud, M.D.Orange, CA 928681093732992
  5. Nadia Elihu, M.D.Orange, CA 928681659340156
  6. Roy Herndon, M.D.Orange, CA 928681417928383
  7. Deepti Pandita, MDOrange, CA 928681255358727
  8. Maryam Rahimi, MDOrange, CA 928681043268949

Common questions

What is Bavani Nadeswaran, MD's NPI number?

Bavani Nadeswaran, MD's National Provider Identifier (NPI) is 1154401313, issued on Oct 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bavani Nadeswaran, MD located?

The NPPES record lists a practice address at 101 The City Dr S Bldg 29, Orange, CA, 92868. Phone: (714) 456-7002. Providers update this record themselves, so call before visiting.

How can I verify Bavani Nadeswaran, MD's license?

NPPES lists California license number 000000A55637, 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 Bavani Nadeswaran, MD prescribe under Medicare Part D?

In 2024, Bavani Nadeswaran, MD had 2,673 Medicare Part D claims for 324 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.