NPPES file of Aug 9, 2026

Joanne Berkowitz, M.D.

Emergency Medicine Physician · Fair Oaks, CA

Joanne Berkowitz, M.D. is an emergency medicine physician with a practice address in Fair Oaks, California, and NPI 1861498388, issued on Jun 21, 2005. Check the license (California G024902, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861498388
Name
Joanne Berkowitz
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G024902 CA
Self-reported in NPPES; status is on the state search
Practice location
4948 San Juan Ave, Fair Oaks, CA 95628
Phone
(916) 966-6287
Enumerated
Jun 21, 2005
Record last updated
Aug 9, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(916) 966-2541
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at 4948 San Juan Ave

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

  1. Donald Blythe, M.D.Emergency Medicine Physician1740201227
  2. Richard Lockmiller, M.D.Internal Medicine Physician1518942218

Verify Joanne Berkowitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G024902    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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Joanne Berkowitz among 7,751 emergency medicine physician records in California

Joanne Berkowitz, M.D. is one of 7,751 emergency medicine 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 not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2010 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,751 in California → Every provider in Fair Oaks → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Donald Blythe, M.D.Fair Oaks, CA 956281740201227
  2. Bohdan Tomkiw, MDFair Oaks, CA 956281124296819
  3. Stella Dao, MDFolsom, CA 956301831277508
  4. Anthony Jackson, MDFolsom, CA 956301720024847
  5. Kendrick Johnson, M.D.Folsom, CA 956301780720979
  6. Richard Lynton, M.D.Folsom, CA 956301457420978
  7. Thomas Miller, MDFolsom, CA 956301891860292
  8. Craig Morris, MDFolsom, CA 956301588704472

Common questions

What is Joanne Berkowitz, M.D.'s NPI number?

Joanne Berkowitz, M.D.'s National Provider Identifier (NPI) is 1861498388, issued on Jun 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Joanne Berkowitz, M.D. located?

The NPPES record lists a practice address at 4948 San Juan Ave, Fair Oaks, CA, 95628. Phone: (916) 966-6287. Providers update this record themselves, so call before visiting.

How can I verify Joanne Berkowitz, M.D.'s license?

NPPES lists California license number G024902, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.