Brian Zaguirre Rayala, M.D.
Family Medicine Physician · Chapel Hill, NC
Brian Zaguirre Rayala, M.D. is a family medicine physician with a practice address in Chapel Hill, North Carolina, and NPI 1548356603, issued on Oct 5, 2006. Check the license (North Carolina 201100288, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian Zaguirre Rayala
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 201100288 NC
4301079385 MI
Self-reported in NPPES; status is on the state search - Practice location
- 590 Manning Dr, Chapel Hill, NC 27599
- Phone
- (919) 966-0210
- Enumerated
- Oct 5, 2006
- Record last updated
- Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (919) 966-6126
- Medicaid ID
- 473820 MI
- Medicare enrollment
- Enrolled (PECOS I20110926000212); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 4,953 in North Carolina → Look up another NPI →
Also registered at 590 Manning Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grant Abass, MDStudent in an Organized Health Care Education/Training Program1932997434
- Anna Abrahamson, PHARMDAmbulatory Care Pharmacist1710595970
- Christine Adams, MDFamily Medicine Physician1922680818
- Rayhaan Adams, MSW, LCSWClinical Social Worker1629440524
- Rana Alkhaldi, MDFamily Medicine Physician1538659271
- James Allison, MDFamily Medicine Physician1720515000
Verify Brian Zaguirre Rayala in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 201100288Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average family medicine physician in 2024
662 Medicare Part D claims for 124 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium71 claims
- Amlodipine Besylate38 claims
- Gabapentin27 claims
- Tamsulosin Hcl26 claims
- Losartan Potassium23 claims
- Hydrochlorothiazide22 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
- University OF North Carolina AT Chapel HillChapel Hill, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Zaguirre Rayala among 4,953 family medicine physician records in North Carolina
Brian Zaguirre Rayala, M.D. is one of 4,953 family medicine physician records with a practice address in North Carolina. 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 12% of them.
- NPI issued2006 · 12% of these records are older, 51% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2000 · median 2006 among the 3,104 with a school on file
- Record last updated2021 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
147 family medicine physician records list a practice address in Chapel Hill
They are 147 of the 7,608 NPPES records with a practice address in Chapel Hill, and 4,953 family medicine physician records in North Carolina.
All 4,953 in North Carolina → Every provider in Chapel Hill → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Kathleen Barnhouse, MDChapel Hill, NC 275991891899506
- Martha Carlough, MDChapel Hill, NC 275991184729519
- Timothy Daaleman, DOChapel Hill, NC 275991699870683
- Allen Daugird, MDChapel Hill, NC 275991033214036
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Common questions
What is Brian Zaguirre Rayala, M.D.'s NPI number?
Brian Zaguirre Rayala, M.D.'s National Provider Identifier (NPI) is 1548356603, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Zaguirre Rayala, M.D. located?
The NPPES record lists a practice address at 590 Manning Dr, Chapel Hill, NC, 27599. Phone: (919) 966-0210. Providers update this record themselves, so call before visiting.
How can I verify Brian Zaguirre Rayala, M.D.'s license?
NPPES lists North Carolina license number 201100288, 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 Zaguirre Rayala, M.D. prescribe under Medicare Part D?
In 2024, Brian Zaguirre Rayala, M.D. had 662 Medicare Part D claims for 124 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.