NPPES file of Aug 9, 2026

Nithya Sritharan, M.D

Internal Medicine Physician · Santa Cruz, CA

Nithya Sritharan, M.D is an internal medicine physician with a practice address in Santa Cruz, California, and NPI 1619359072, issued on Jun 22, 2015. Check the license (California A154485, 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
1619359072
Name
Nithya Sritharan
Credential
M.D
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
A154485 CA
MT209715 PA
Self-reported in NPPES; status is on the state search
Practice location
2850 Commercial Xing, Santa Cruz, CA 95065
Phone
(831) 460-7355
Enumerated
Jun 22, 2015
Record last updated
Aug 27, 2024
Medicare enrollment
Enrolled (PECOS I20180709000658); 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 2850 Commercial Xing

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

  1. Rohan AhluwaliaHematology & Oncology Physician1053632356
  2. Amanda BrynerNurse Practitioner1437798782
  3. Jill Gillespie, LCSWClinical Social Worker1861238107
  4. Carla Gomez, LCSWClinical Social Worker1881899367
  5. Delphina Kim, CRNPAdult Health Nurse Practitioner1922367390
  6. Steven Lai, MDHematology & Oncology Physician1295364321

Verify Nithya Sritharan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A154485
    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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96% fewer Medicare Part D claims than the average internal medicine physician in 2024

120 Medicare Part D claims for 46 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Nithya Sritharan120
  2. Specialty average3,176

Most prescribed

  1. Abiraterone Acetate13 claims
  2. Prochlorperazine Maleate13 claims
  3. Prednisone12 claims
  4. Xarelto12 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.

Industry payments in 2024: $166.55

5 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nithya Sritharan$166.55
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationSanta Cruz, CA

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

Nithya Sritharan among 17,696 internal medicine physician records in California

Nithya Sritharan, M.D 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 2015, is newer than 76% of them.

  • NPI issued2015 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2014 · median 2004 among the 11,065 with a school on file
  • Record last updated2024 · 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).

Internal Medicine Physician providers in California

There are 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elizabeth Brennan, M.D.Santa Cruz, CA 950651982794855
  2. Satish Chandra, M.D.Santa Cruz, CA 950651659474542
  3. Morvarid Ebrahimi, M.D.Santa Cruz, CA 950651366771727
  4. James Engelman, M.D.Santa Cruz, CA 950651518963982
  5. David Hayward, M.D.Santa Cruz, CA 950651447368576
  6. Karl Johsens, M.D.Santa Cruz, CA 950651295948727
  7. Delroy McFarlane, M.D.Santa Cruz, CA 950651619089588
  8. Vidya Nagaraju, M.D.Santa Cruz, CA 950651790806081

Common questions

What is Nithya Sritharan, M.D's NPI number?

Nithya Sritharan, M.D's National Provider Identifier (NPI) is 1619359072, issued on Jun 22, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Nithya Sritharan, M.D located?

The NPPES record lists a practice address at 2850 Commercial Xing, Santa Cruz, CA, 95065. Phone: (831) 460-7355. Providers update this record themselves, so call before visiting.

How can I verify Nithya Sritharan, M.D's license?

NPPES lists California license number A154485, 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 Nithya Sritharan, M.D prescribe under Medicare Part D?

In 2024, Nithya Sritharan, M.D had 120 Medicare Part D claims for 46 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.