Alan Marshall Grant, DDS
General Practice Dentistry · Long Beach, CA
Alan Marshall Grant, DDS is a general practice dentistry with a practice address in Long Beach, California, and NPI 1609902402, issued on Feb 26, 2007. Check the license (California 21312, 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.
- Name
- Alan Marshall Grant
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 21312 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3620 Long Beach Blvd, Long Beach, CA 90807
- Phone
- (562) 426-6458
- Enumerated
- Feb 26, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (562) 427-5199
- Entity
- Type 1 · individual
Also registered at 3620 Long Beach Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura CarmonaSpeech-Language Assistant1437516978
- Kristine Cole, SLPASpeech-Language Assistant1346766110
- Maria DatangelSpeech-Language Assistant1598122137
- Leticia DuarteSpeech-Language Assistant1598122533
- Jeraldine GandaraSpeech-Language Assistant1164889101
- Monica GomezSpeech-Language Assistant1679930218
Verify Alan Marshall Grant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 21312Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
177 general practice dentistry records list a practice address in Long Beach
They are 177 of the 13,650 NPPES records with a practice address in Long Beach, and 17,852 general practice dentistry records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 177 in Long Beach → All 17,852 in California → Every provider in Long Beach →
Other general practice dentistry records in California
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- Shahrzad Aarup, DDSPomona, CA1265784367
- Al Abad, DDSSan Jose, CA1104992148
- Erwin Abad, D.D.S.Canoga Park, CA1861590093
- Francine Abad, DDSSan Francisco, CA1942700810
- Maria Abad, D.D.S.Norwalk, CA1215006754
- Mark Ryan Abad, DDSDaly City, CA1770357394
- Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
- Ernesto Abadilla, DDSPalm Desert, CA1508063801
Common questions
What is Alan Marshall Grant, DDS's NPI number?
Alan Marshall Grant, DDS's National Provider Identifier (NPI) is 1609902402, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alan Marshall Grant, DDS located?
The NPPES record lists a practice address at 3620 Long Beach Blvd, Long Beach, CA, 90807. Phone: (562) 426-6458. Providers update this record themselves, so call before visiting.
How can I verify Alan Marshall Grant, DDS's license?
NPPES lists California license number 21312, 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.