NPPES file of Aug 9, 2026

Bella I. Nudel, M.D.

Pediatrics Physician · San Francisco, CA

Bella I. Nudel, M.D. is a pediatrics physician with a practice address in San Francisco, California, and NPI 1598763138, issued on Jul 8, 2005. Check the license (California A044416, 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
1598763138
Name
Bella I. Nudel
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
A044416 CA
Self-reported in NPPES; status is on the state search
Practice location
2320 Sutter St, San Francisco, CA 94115
Phone
(415) 928-2110
Enumerated
Jul 8, 2005
Record last updated
Nov 30, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(415) 928-1311
Medicaid ID
00A444160 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2320 Sutter St

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

  1. Peter Grimes, D.C.Chiropractor1558577429
  2. Alexander Grinberg, M.D.Psychiatry Physician1538260765
  3. Tamara Ostrovsky, RRT LACAcupuncturist1871685172
  4. Clara Shayevich, N.PNurse Practitioner1578620050
  5. Inessa Svidler, M.D.Internal Medicine Physician1215955919

Verify Bella I. Nudel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A044416
    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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97% fewer Medicare Part D claims than the average pediatrics physician in 2024

12 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.

  1. Bella Nudel12
  2. Specialty average375

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.

Bella I. Nudel among 9,272 pediatrics physician records in California

Bella I. Nudel, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2009 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

514 pediatrics physician records list a practice address in San Francisco

They are 514 of the 38,143 NPPES records with a practice address in San Francisco, and 9,272 pediatrics physician records in California.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Jane Anderson, M.D.San Francisco, CA 941151861420630
  2. David Buchholz, MDSan Francisco, CA 941151487738191
  3. Jennifer Cohen, MDSan Francisco, CA 941151114029105
  4. William Degoff, M.D.San Francisco, CA 941151720027295
  5. Gianna Frazee, MDSan Francisco, CA 941151104839778
  6. Marta Kosinski, M.D.San Francisco, CA 941151346276649
  7. Alison Reed, M.D.San Francisco, CA 941151871681072
  8. Noel Rosales, MDSan Francisco, CA 941151881618171

Common questions

What is Bella I. Nudel, M.D.'s NPI number?

Bella I. Nudel, M.D.'s National Provider Identifier (NPI) is 1598763138, issued on Jul 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Bella I. Nudel, M.D. located?

The NPPES record lists a practice address at 2320 Sutter St, San Francisco, CA, 94115. Phone: (415) 928-2110. Providers update this record themselves, so call before visiting.

How can I verify Bella I. Nudel, M.D.'s license?

NPPES lists California license number A044416, 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 Bella I. Nudel, M.D. prescribe under Medicare Part D?

In 2024, Bella I. Nudel, M.D. had 12 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.