Harry G. Lewis, MD
Psychiatry Physician · Fontana, CA
Harry G. Lewis, MD is a psychiatry physician with a practice address in Fontana, California, and NPI 1386703049, issued on Dec 8, 2006. Check the license (California G49390, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Harry G. Lewis
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G49390 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9961 Sierra Ave, Fontana, CA 92335
- Phone
- (909) 427-3910
- Enumerated
- Dec 8, 2006
- Record last updated
- Sep 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
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Verify Harry G. Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G49390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Harry G. Lewis among 8,673 psychiatry physician records in California
Harry G. Lewis, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2008 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
38 psychiatry physician records list a practice address in Fontana
They are 38 of the 3,012 NPPES records with a practice address in Fontana, and 8,673 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,673 in California → Every provider in Fontana → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Karen Baghamian, MDFontana, CA 923351730237660
- Kalika Chander, MDFontana, CA 923351225197882
- Jeffrey Cheng, MDFontana, CA 923351801944822
- Natasha Cortes, D.O.Fontana, CA 923351588074090
- Jeffrey Davis, MDFontana, CA 923351912055849
- Jasvinder Kaur, MDFontana, CA 923351841359403
- Jeong KimFontana, CA 923351326270224
- Nagib Mikhael, MDFontana, CA 923351609935279
Common questions
What is Harry G. Lewis, MD's NPI number?
Harry G. Lewis, MD's National Provider Identifier (NPI) is 1386703049, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Harry G. Lewis, MD located?
The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-3910. Providers update this record themselves, so call before visiting.
How can I verify Harry G. Lewis, MD's license?
NPPES lists California license number G49390, 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.