Brian K. Horsman, MD
Retina Specialist (Ophthalmology) Physician · Phoenix, AZ
Brian K. Horsman, MD is a retina specialist (ophthalmology) physician with a practice address in Phoenix, Arizona, and NPI 1912963588, issued on Apr 24, 2006. Check the license (Arizona 22740, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian K. Horsman
- Credential
- MD
- Primary taxonomy
- Retina Specialist (Ophthalmology) Physician 207WX0107X
- License number
- 22740 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 4800 N 22ND St, Phoenix, AZ 85016
- Phone
- (602) 955-1000
- Enumerated
- Apr 24, 2006
- Record last updated
- Apr 30, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (602) 508-4830
- Medicaid ID
- 318487 AZ
- Medicare enrollment
- Enrolled (PECOS I20070215000578); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest retina specialist (ophthalmology) physician records → All 32 in Arizona → Look up another NPI →
Also registered at 4800 N 22ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shivi Agrawal, M.D.Ophthalmology Physician1528379245
- Suhail Alam, M.D.Retina Specialist (Ophthalmology) Physician1316922818
- Aaron Amacher, M.D.Ophthalmology Physician1700856283
- Jared Anderson, O.D.Optometrist1528044419
- Ijeoma Asota, MDCornea and External Diseases Specialist Physician1346405321
- Neil Atodaria, MDGlaucoma Specialist (Ophthalmology) Physician1619933363
Verify Brian K. Horsman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 22740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024
161 Medicare Part D claims for 78 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 47% of claims.
Most prescribed
- Prednisolone Acetate53 claims
- Ofloxacin44 claims
- Latanoprost21 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,398.17
6 payments; by number, the most common kind was food and beverage; the largest payer was Alimera Sciences, Inc. The 1,253 providers of this specialty with any payment received $7,667.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Barnet Dulaney Perkins Eye Center, PCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian K. Horsman among 32 retina specialist (ophthalmology) physician records in Arizona
Brian K. Horsman, MD is one of 32 retina specialist (ophthalmology) physician records with a practice address in Arizona. 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 2006, is newer than 22% of them.
- NPI issued2006 · 22% of these records are older, 53% newer
- In a Medicare fileYes · 97% of these records are
- In the CMS Doctors and Clinicians fileYes · 94% of these records are
- Graduated1978 · median 2003 among the 30 with a school on file
- Record last updated2019 · 66% 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 Arizona 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 Arizona
There are 32 retina specialist (ophthalmology) physician records in Arizona.
All 32 in Arizona → Every provider in Phoenix → Retina Specialist (Ophthalmology) Physician nationwide →
The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes
- Khushboo Agrawal-Patel, MDPhoenix, AZ 850161184853913
- Suhail Alam, M.D.Phoenix, AZ 850161316922818
- Jordan Graff, MDPhoenix, AZ 850161952487829
- Deepthi Rao, M.D.Phoenix, AZ 850161932426731
- Jack Sipperley, MDPhoenix, AZ 850161235130402
- Kimberly Tran, M.D.Phoenix, AZ 850161215279104
- Benjamin Bakall, M.D., PH.D.Phoenix, AZ 850201700085222
- Joseph Bryan, MDPhoenix, AZ 850201881686558
Common questions
What is Brian K. Horsman, MD's NPI number?
Brian K. Horsman, MD's National Provider Identifier (NPI) is 1912963588, issued on Apr 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian K. Horsman, MD located?
The NPPES record lists a practice address at 4800 N 22ND St, Phoenix, AZ, 85016. Phone: (602) 955-1000. Providers update this record themselves, so call before visiting.
How can I verify Brian K. Horsman, MD's license?
NPPES lists Arizona license number 22740, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian K. Horsman, MD prescribe under Medicare Part D?
In 2024, Brian K. Horsman, MD had 161 Medicare Part D claims for 78 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. Part D covers Medicare prescriptions only.
What is Brian K. Horsman, MD's MIPS final score?
The 2023 MIPS final score is 84.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.