NPPES file of Aug 9, 2026

Stephen H. Gamboa, M.D., M.P.H.

Family Medicine Physician · Chapel Hill, NC

Stephen H. Gamboa, M.D., M.P.H. is a family medicine physician with a practice address in Chapel Hill, North Carolina, and NPI 1003006149, issued on Jul 25, 2007. Check the license (North Carolina 2008-01775, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003006149
Name
Stephen H. Gamboa
Credential
M.D., M.P.H.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
2008-01775 NC
A93276 CA
232725 MA
Self-reported in NPPES; status is on the state search
Practice location
Unc Dept OF Family Medicine, Chapel Hill, NC 27599
Phone
(919) 966-2236
Enumerated
Jul 25, 2007
Record last updated
Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(919) 966-6125
Medicare enrollment
Enrolled (PECOS I20081222000666); accepts Medicare assignment
Medical or professional school
University Of North Carolina At Chapel Hill School Of Medicine, 2004
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Stephen H. Gamboa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2008-01775
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the North Carolina license search

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94% fewer Medicare Part D claims than the average family medicine physician in 2024

202 Medicare Part D claims for 133 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 17 claims were for opioids.

  1. Stephen Gamboa202
  2. Specialty average3,544

Most prescribed

  1. Prednisone13 claims
  2. Amoxicillin-Clavulanate Potass11 claims
  3. Baclofen11 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 MIPS final score for 2023 (Medicare payment program): 93.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Henderson County Hospital CorporationHendersonville, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stephen H. Gamboa among 4,953 family medicine physician records in North Carolina

Stephen H. Gamboa, M.D., M.P.H. 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 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 42% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2004 · 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.

The 8 family medicine physician records with the nearest ZIP codes

  1. Gary Asher, MDChapel Hill, NC 275991669482972
  2. Evan Ashkin, MDChapel Hill, NC 275991326142019
  3. Lanier Ayscue, MDChapel Hill, NC 275991073626552
  4. Kathleen Barnhouse, MDChapel Hill, NC 275991891899506
  5. Martha Carlough, MDChapel Hill, NC 275991184729519
  6. Timothy Daaleman, DOChapel Hill, NC 275991699870683
  7. Allen Daugird, MDChapel Hill, NC 275991033214036
  8. Clark Denniston, MDChapel Hill, NC 275991871698878

Common questions

What is Stephen H. Gamboa, M.D., M.P.H.'s NPI number?

Stephen H. Gamboa, M.D., M.P.H.'s National Provider Identifier (NPI) is 1003006149, issued on Jul 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Stephen H. Gamboa, M.D., M.P.H. located?

The NPPES record lists a practice address at Unc Dept OF Family Medicine, Chapel Hill, NC, 27599. Phone: (919) 966-2236. Providers update this record themselves, so call before visiting.

How can I verify Stephen H. Gamboa, M.D., M.P.H.'s license?

NPPES lists North Carolina license number 2008-01775, 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 Stephen H. Gamboa, M.D., M.P.H. prescribe under Medicare Part D?

In 2024, Stephen H. Gamboa, M.D., M.P.H. had 202 Medicare Part D claims for 133 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Stephen H. Gamboa, M.D., M.P.H.'s MIPS final score?

The 2023 MIPS final score is 93.5 of 100. 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.