Eric Gary Greenberg, DO
Family Medicine Physician · Alpine, CA
Eric Gary Greenberg, DO is a family medicine physician with a practice address in Alpine, California, and NPI 1639161318, issued on Aug 18, 2005. Check the license (California 20A3676, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Eric Gary Greenberg
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A3676 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4058 Willows RD, Alpine, CA 91901
- Phone
- (619) 445-1188
- Enumerated
- Aug 18, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (619) 445-0579
- Entity
- Type 1 · individual
Also registered at 4058 Willows RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shelly Aledo, ACSWClinical Social Worker1508316696
- Lacey ArmstrongDental Hygienist1073126884
- Amanjyot Bains, DDSPediatric Dentistry1629635263
- April Ball, RDNRegistered Dietitian1255147187
- Joshua Blessing, M.D.Family Medicine Physician1225566714
- Linda Branch, RDADental Assistant1962775429
Verify Eric Gary Greenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A3676Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17 family medicine physician records list a practice address in Alpine
They are 17 of the 292 NPPES records with a practice address in Alpine, and 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17 in Alpine → All 17,133 in California → Every provider in Alpine →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Eric Gary Greenberg, DO's NPI number?
Eric Gary Greenberg, DO's National Provider Identifier (NPI) is 1639161318, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Eric Gary Greenberg, DO located?
The NPPES record lists a practice address at 4058 Willows RD, Alpine, CA, 91901. Phone: (619) 445-1188. Providers update this record themselves, so call before visiting.
How can I verify Eric Gary Greenberg, DO's license?
NPPES lists California license number 20A3676, 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.
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.