NPPES file of Aug 9, 2026

Poonam Manwani, M.D.

Rheumatology Physician · Palo Alto, CA

Poonam Manwani, M.D. is a rheumatology physician with a practice address in Palo Alto, California, and NPI 1609220839, issued on Apr 13, 2016. Check the license (California A156469, 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
1609220839
Name
Poonam Manwani
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
A156469 CA
MD61155350 WA
Self-reported in NPPES; status is on the state search
Practice location
795 EL Camino Real, Palo Alto, CA 94301
Phone
(650) 853-2275
Enumerated
Apr 13, 2016
Record last updated
Sep 21, 2022
Medicaid ID
2180669 WA
Medicare enrollment
Enrolled (PECOS I20220825001449); 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 795 EL Camino Real

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

  1. Hamza AbbasiInternal Medicine Physician1821545484
  2. Arman Abdalkhani, MDOtolaryngology Physician1356536130
  3. Sara AbrahamsInternal Medicine Physician1952988354
  4. Nana Efua Adabie, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1437647732
  5. Amy Adams, M.D.Dermatology Physician1679643928
  6. William Adams, DPMFoot & Ankle Surgery Podiatrist1447487830

Verify Poonam Manwani in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A156469
    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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65% fewer Medicare Part D claims than the average rheumatology physician in 2024

694 Medicare Part D claims for 134 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 14 claims were for opioids.

  1. Poonam Manwani694
  2. Specialty average1,978

Most prescribed

  1. Prednisone185 claims
  2. Allopurinol79 claims
  3. Methotrexate65 claims
  4. Hydroxychloroquine Sulfate51 claims
  5. Colchicine43 claims
  6. Omeprazole39 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: $13.16

1 payment: food and beverage; the largest payer was Genentech USA, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Poonam Manwani$13.16
  2. Specialty average$8,538.33

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 FoundationLos Altos, CA

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

Poonam Manwani among 926 rheumatology physician records in California

Poonam Manwani, M.D. is one of 926 rheumatology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 85% of them.

  • NPI issued2016 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2016 · median 2003 among the 641 with a school on file
  • Record last updated2022 · 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 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Arthur Bobrove, M.D.Palo Alto, CA 943011356453500
  2. Melvin BrittonPalo Alto, CA 943011215017488
  3. David Fischer, MDPalo Alto, CA 943011164524229
  4. Nathan KarpPalo Alto, CA 943011134623556
  5. Christine Thorburn, MDPalo Alto, CA 943011659473726
  6. Alvina Chu, M.D.Palo Alto, CA 943041538355375
  7. Lorinda Chung, MDPalo Alto, CA 943041427026442
  8. Robert Fairchild, M.D., PH.D.Palo Alto, CA 943041255607214

Common questions

What is Poonam Manwani, M.D.'s NPI number?

Poonam Manwani, M.D.'s National Provider Identifier (NPI) is 1609220839, issued on Apr 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Poonam Manwani, M.D. located?

The NPPES record lists a practice address at 795 EL Camino Real, Palo Alto, CA, 94301. Phone: (650) 853-2275. Providers update this record themselves, so call before visiting.

How can I verify Poonam Manwani, M.D.'s license?

NPPES lists California license number A156469, 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 Poonam Manwani, M.D. prescribe under Medicare Part D?

In 2024, Poonam Manwani, M.D. had 694 Medicare Part D claims for 134 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.