NPPES file of Aug 9, 2026

Frank Donald Grossman, DDS

General Practice Dentistry · Glendale, CA

Frank Donald Grossman, DDS is a general practice dentistry with a practice address in Glendale, California, and NPI 1770503419, issued on Jul 19, 2006. Check the license (California 25716, as entered in NPPES) with the California board that licenses this profession; 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
1770503419
Name
Frank Donald Grossman
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
25716 CA
Self-reported in NPPES; status is on the state search
Practice location
607 N Central Ave, Glendale, CA 91203
Phone
(818) 242-4526
Enumerated
Jul 19, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(818) 244-3559
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 607 N Central Ave

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

  1. Stephen Chang, MDOphthalmology Physician1346226081
  2. Hamlet Davari, D.D.S.General Practice Dentistry1467519140
  3. Gary Finer, DDSGeneral Practice Dentistry1851359012
  4. Gary Havens, M.D.Specialist1497763999
  5. Carolyn Kim, ODOptometrist1467439836
  6. S Panosian, ODOptometrist1811972953

Verify Frank Donald Grossman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 25716
    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
Find 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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147 general practice dentistry records list a practice address in Glendale

They are 147 of the 4,742 NPPES records with a practice address in Glendale, and 17,852 general practice dentistry records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is Frank Donald Grossman, DDS's NPI number?

Frank Donald Grossman, DDS's National Provider Identifier (NPI) is 1770503419, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Frank Donald Grossman, DDS located?

The NPPES record lists a practice address at 607 N Central Ave, Glendale, CA, 91203. Phone: (818) 242-4526. Providers update this record themselves, so call before visiting.

How can I verify Frank Donald Grossman, DDS's license?

NPPES lists California license number 25716, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.