NPPES file of Aug 9, 2026

Tamara Jones Dunn, M.D.

Hematology (Internal Medicine) Physician · Palo Alto, CA

Tamara Jones Dunn, M.D. is a hematology (internal medicine) physician with a practice address in Palo Alto, California, and NPI 1689854416, issued on Nov 8, 2007. Check the license (California A100875, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689854416
Name
Tamara Jones Dunn
Credential
M.D.
Primary taxonomy
Hematology (Internal Medicine) Physician 207RH0000X
License number
A100875 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Palo Alto, CA 94305
Phone
(650) 723-4000
Enumerated
Nov 8, 2007
Record last updated
Apr 29, 2024
Medicare enrollment
Enrolled (PECOS I20130501000230); 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 300 Pasteur Dr

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

  1. Deyaaldeen Abu Reesh, MDNeurological Surgery Physician1073201521
  2. Jose Acosta, MDEmergency Medicine Physician1104454446
  3. Tracie Adamson, NPNurse Practitioner1982765145
  4. Aderinsola Aderonmu, MSStudent in an Organized Health Care Education/Training Program1083301196
  5. Akuvi Claude Adossou, MDStudent in an Organized Health Care Education/Training Program1093394504
  6. Reena Agrawal, MDPhysical Medicine & Rehabilitation Physician1720257520

Verify Tamara Jones Dunn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A100875
    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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One hospital affiliation

  1. Stanford Health CareRedwood City, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Tamara Jones Dunn among 175 hematology (internal medicine) physician records in California

Tamara Jones Dunn, M.D. is one of 175 hematology (internal medicine) physician records with a practice address in California. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 49% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated2006 · median 2006 among the 135 with a school on file
  • Record last updated2024 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology (Internal Medicine) Physician providers in California

There are 175 hematology (internal medicine) physician records in California.

The 8 hematology (internal medicine) physician records with the nearest ZIP codes

  1. Judy Cheng, MDStanford, CA 943051568577906
  2. Wei Ding, MDStanford, CA 943051265454201
  3. Calvin Kuo, M.D. PH.D.Stanford, CA 943051609954825
  4. Lawrence Leung, M.D.Stanford, CA 943051356388383
  5. Ravindra Majeti, M.D.Stanford, CA 943051326195447
  6. James Malone, MDStanford, CA 943051457343113
  7. Beth Martin, MDStanford, CA 943051134154420
  8. Bruno Medeiros, MDStanford, CA 943051760420657

Common questions

What is Tamara Jones Dunn, M.D.'s NPI number?

Tamara Jones Dunn, M.D.'s National Provider Identifier (NPI) is 1689854416, issued on Nov 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tamara Jones Dunn, M.D. located?

The NPPES record lists a practice address at 300 Pasteur Dr, Palo Alto, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.

How can I verify Tamara Jones Dunn, M.D.'s license?

NPPES lists California license number A100875, 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.

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.