NPPES file of Aug 9, 2026

Mark Harrigan

Neurological Surgery Physician · Birmingham, AL

Mark Harrigan is a neurological surgery physician with a practice address in Birmingham, Alabama, and NPI 1336176585, issued on Jun 26, 2006. Check the license (Alabama 26016, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1336176585
Name
Mark Harrigan
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
26016 AL
224989 NY
Self-reported in NPPES; status is on the state search
Practice location
1717 6TH Ave S, Birmingham, AL 35233
Phone
(800) 822-8816
Enumerated
Jun 26, 2006
Record last updated
Jun 30, 2023
Medicare enrollment
Enrolled (PECOS I20040714000606); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 1995
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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Also registered at 1717 6TH Ave S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Catherine AdamsFamily Nurse Practitioner1184173502
  2. Dylan AddisAnesthesiology Physician1922425842
  3. Monica AgarwalEndocrinology, Diabetes & Metabolism Physician1659565513
  4. Shruti AgnihotriNeurology Physician1699973669
  5. Patricia AikenHospitalist Physician1124318340
  6. Alian Al-BalasNephrology Physician1184936304

Verify Mark Harrigan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlabama Board of Medical Examiners
    Search for license 26016
    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 Alabama license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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60% fewer Medicare Part D claims than the average neurological surgery physician in 2024

68 Medicare Part D claims for 32 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D.

  1. Mark Harrigan68
  2. Specialty average172

Most prescribed

  1. Clopidogrel14 claims
  2. Phenytoin Sodium Extended12 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.

Industry payments in 2024: $19.29

1 payment: food and beverage; the largest payer was Stryker Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Harrigan$19
  2. Specialty average$14,926

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

  1. University OF Alabama Health Services Foundation, PCBirmingham, AL

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

Mark Harrigan among 107 neurological surgery physician records in Alabama

Mark Harrigan is one of 107 neurological surgery physician records with a practice address in Alabama. 85% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 44% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1995 · median 1999 among the 81 with a school on file
  • Record last updated2023 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Alabama

There are 107 neurological surgery physician records in Alabama.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Melissa Chambers, MDBirmingham, AL 352331871536565
  2. Winfield FisherBirmingham, AL 352331467496083
  3. John FiveashBirmingham, AL 352331700820339
  4. Barton Guthrie, MDBirmingham, AL 352331326083510
  5. Eldad Hadar, MDBirmingham, AL 352331952495947
  6. Mark HadleyBirmingham, AL 352331194761403
  7. James MarkertBirmingham, AL 352331760413645
  8. Richard Morawetz, MDBirmingham, AL 352331841221546

Common questions

What is Mark Harrigan's NPI number?

Mark Harrigan's National Provider Identifier (NPI) is 1336176585, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Harrigan located?

The NPPES record lists a practice address at 1717 6TH Ave S, Birmingham, AL, 35233. Phone: (800) 822-8816. Providers update this record themselves, so call before visiting.

How can I verify Mark Harrigan's license?

NPPES lists Alabama license number 26016, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark Harrigan prescribe under Medicare Part D?

In 2024, Mark Harrigan had 68 Medicare Part D claims for 32 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.