Lincoln L. Manzi, MD, INC
Ophthalmology Physician · Fountain Valley, CA
Lincoln L. Manzi, MD, INC is an ophthalmology physician with a practice address in Fountain Valley, California, and NPI 1376592188, issued on May 9, 2006. Check the license (California G27003, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lincoln L. Manzi
- Credential
- MD, INC
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G27003 CA
Self-reported in NPPES; status is on the state search - Practice location
- 18426 Brookhurst St, Fountain Valley, CA 92708
- Phone
- (714) 546-2020
- Enumerated
- May 9, 2006
- Record last updated
- Nov 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (714) 436-2929
- Medicaid ID
- 00G270030 CA
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 18426 Brookhurst St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Hagen, DDSDentist1932551439
- Jared Younger, MD, MPHOphthalmology Physician1740492271
Verify Lincoln L. Manzi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G27003Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average ophthalmology physician in 2024
15 Medicare Part D claims, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 87% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Lincoln L. Manzi among 2,899 ophthalmology physician records in California
Lincoln L. Manzi, MD, INC is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 45% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2011 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in California
There are 2,899 ophthalmology physician records in California.
All 2,899 in California → Every provider in Fountain Valley → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Arpine BarsegianFountain Valley, CA 927081780070649
- Benjamin Bert, M.D.Fountain Valley, CA 927081518129964
- Mark Bronstein, M.D.Fountain Valley, CA 927081750457404
- Brian Francis, M.D.Fountain Valley, CA 927081427118348
- Vicki Lin, M.D.Fountain Valley, CA 927081326146937
- Trung Nguyen, M.D.Fountain Valley, CA 927081316941966
- Tri Nguyen, M.D.Fountain Valley, CA 927081669436002
- Elizabeth Nguyen, D.O.Fountain Valley, CA 927081689891640
Common questions
What is Lincoln L. Manzi, MD, INC's NPI number?
Lincoln L. Manzi, MD, INC's National Provider Identifier (NPI) is 1376592188, issued on May 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lincoln L. Manzi, MD, INC located?
The NPPES record lists a practice address at 18426 Brookhurst St, Fountain Valley, CA, 92708. Phone: (714) 546-2020. Providers update this record themselves, so call before visiting.
How can I verify Lincoln L. Manzi, MD, INC's license?
NPPES lists California license number G27003, 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.
How much does Lincoln L. Manzi, MD, INC prescribe under Medicare Part D?
In 2024, Lincoln L. Manzi, MD, INC had 15 Medicare Part D claims; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.