Brian Gruezo Zamora, M.D./PH.D.
Retina Specialist (Ophthalmology) Physician · Greensboro, NC
Brian Gruezo Zamora, M.D./PH.D. is a retina specialist (ophthalmology) physician with a practice address in Greensboro, North Carolina, and NPI 1225304553, issued on Mar 30, 2012. Check the license (North Carolina 2016-00470, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian Gruezo Zamora
- Credential
- M.D./PH.D.
- Primary taxonomy
- Retina Specialist (Ophthalmology) Physician 207WX0107X
- License number
- 2016-00470 NC
Self-reported in NPPES; status is on the state search - Practice location
- 1313 Carolina St Ste 103, Greensboro, NC 27401
- Phone
- (336) 272-2625
- Enumerated
- Mar 30, 2012
- Record last updated
- Jul 22, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160726002941); accepts Medicare assignment
- Medical or professional school
- West Virginia University School Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest retina specialist (ophthalmology) physician records → All 32 in North Carolina → Look up another NPI →
Verify Brian Gruezo Zamora in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2016-00470Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024
721 Medicare Part D claims for 153 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Prednisolone Acetate167 claims
- Brimonidine Tartrate126 claims
- Dorzolamide-Timolol122 claims
- Prolensa87 claims
- Bromfenac Sodium46 claims
- Eplerenone39 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.
Bills Medicare through one group practice
- Moses Cone Affiliated Physicians, Inc.Greensboro, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Gruezo Zamora among 32 retina specialist (ophthalmology) physician records in North Carolina
Brian Gruezo Zamora, M.D./PH.D. is one of 32 retina specialist (ophthalmology) physician records with a practice address in North Carolina. 97% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 72% of them.
- NPI issued2012 · 72% of these records are older, 22% newer
- In a Medicare fileYes · 97% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2012 · median 2007 among the 26 with a school on file
- Record last updated2018 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Retina Specialist (Ophthalmology) Physician providers in North Carolina
There are 32 retina specialist (ophthalmology) physician records in North Carolina.
All 32 in North Carolina → Every provider in Greensboro → Retina Specialist (Ophthalmology) Physician nationwide →
The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes
- Nathan Haines, M.D.Greensboro, NC 274011548559404
- Beatrice Brewington, M.D.Chapel Hill, NC 275171861486110
- Yang Zhang, M.D.Chapel Hill, NC 275171588040844
- Daniel Bennett, MDRaleigh, NC 276071376715565
- Raynor Casey, M.D.Raleigh, NC 276071821014440
- John Denny, M.D.Raleigh, NC 276071679684237
- Lekha Desai, MDRaleigh, NC 276071548503543
- Brian Lehpamer, M.D.Raleigh, NC 276071093957326
Common questions
What is Brian Gruezo Zamora, M.D./PH.D.'s NPI number?
Brian Gruezo Zamora, M.D./PH.D.'s National Provider Identifier (NPI) is 1225304553, issued on Mar 30, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Brian Gruezo Zamora, M.D./PH.D. located?
The NPPES record lists a practice address at 1313 Carolina St Ste 103, Greensboro, NC, 27401. Phone: (336) 272-2625. Providers update this record themselves, so call before visiting.
How can I verify Brian Gruezo Zamora, M.D./PH.D.'s license?
NPPES lists North Carolina license number 2016-00470, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian Gruezo Zamora, M.D./PH.D. prescribe under Medicare Part D?
In 2024, Brian Gruezo Zamora, M.D./PH.D. had 721 Medicare Part D claims for 153 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. 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.