NPPES file of Aug 9, 2026

Nisha Hariharan, MD

Hematology & Oncology Physician · Berkeley, CA

Nisha Hariharan, MD is a hematology & oncology physician with a practice address in Berkeley, California, and NPI 1679004543, issued on Mar 23, 2017. Check the license (California A157468, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679004543
Name
Nisha Hariharan
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
A157468 CA
Self-reported in NPPES; status is on the state search
Practice location
3100 San Pablo Ave Ste 280, Berkeley, CA 94702
Phone
(510) 420-8000
Enumerated
Mar 23, 2017
Record last updated
Jan 30, 2024
Medicare enrollment
Enrolled (PECOS I20230906002912); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2023
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 3100 San Pablo Ave Ste 280

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

  1. Jade Robinson, NPNurse Practitioner1154055606

Verify Nisha Hariharan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A157468
    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

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71% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

255 Medicare Part D claims for 58 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Nisha Hariharan255
  2. Specialty average877

Most prescribed

  1. Eliquis17 claims
  2. Revlimid16 claims
  3. Hydroxyurea14 claims
  4. Pantoprazole Sodium14 claims
  5. Promacta13 claims
  6. Brukinsa11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Ucsf Medical Group Business ServicesBurlingame, CA
  2. University OF California San FranciscoSan Francisco, CA

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

Nisha Hariharan among 1,583 hematology & oncology physician records in California

Nisha Hariharan, MD is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 89% of them.

  • NPI issued2017 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2023 · median 2003 among the 1,124 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in California

There are 1,583 hematology & oncology physician records in California.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Akshiv Malhotra, MDBerkeley, CA 947021629381819
  2. Rajesh Behl, M.D.Berkeley, CA 947041104844174
  3. David Irwin, M.D.Berkeley, CA 947041780672048
  4. Susan Kao, MDBerkeley, CA 947041396823167
  5. Kevin Knopf, M.D.Berkeley, CA 947041881626687
  6. Oleg Krijanovski, MD, PHDBerkeley, CA 947041841376704
  7. Uma Suryadevara, MDBerkeley, CA 947041750487385
  8. Ann Wexler, MDBerkeley, CA 947041669482576

Common questions

What is Nisha Hariharan, MD's NPI number?

Nisha Hariharan, MD's National Provider Identifier (NPI) is 1679004543, issued on Mar 23, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Nisha Hariharan, MD located?

The NPPES record lists a practice address at 3100 San Pablo Ave Ste 280, Berkeley, CA, 94702. Phone: (510) 420-8000. Providers update this record themselves, so call before visiting.

How can I verify Nisha Hariharan, MD's license?

NPPES lists California license number A157468, 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 Nisha Hariharan, MD prescribe under Medicare Part D?

In 2024, Nisha Hariharan, MD had 255 Medicare Part D claims for 58 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

What is Nisha Hariharan, MD's MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.