NPPES file of Aug 9, 2026

Gerald M. Machen, M.D.

Family Medicine Physician · Cullman, AL

Gerald M. Machen, M.D. is a family medicine physician with a practice address in Cullman, Alabama, and NPI 1881676930, issued on Nov 15, 2005. Check the license (Alabama 11516, 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
1881676930
Name
Gerald M. Machen
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
11516 AL
Self-reported in NPPES; status is on the state search
Practice location
1800 AL Highway 157, Cullman, AL 35058
Phone
(256) 735-5075
Enumerated
Nov 15, 2005
Record last updated
Dec 31, 2025
Fax
(256) 735-5076
Medicare enrollment
Enrolled (PECOS I20101122001113); accepts Medicare assignment
Medical or professional school
University Of Alabama School Of Medicine, 1983
Telehealth
Offers telehealth (CMS)
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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8 nearest family medicine physician records → All 1,996 in Alabama → Look up another NPI →

Also registered at 1800 AL Highway 157

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

  1. Shahdeen Alam, DOInternal Medicine Physician1851898399
  2. Tammy Cornelius, CRNPPrimary Care Nurse Practitioner1366765232
  3. Stefania CowserFamily Nurse Practitioner1598477705
  4. Christopher Dodd, M.D.Pediatrics Physician1497999742
  5. Julie Farmer, RD, LDRegistered Dietitian1710554167
  6. John Gober, M.D.Family Medicine Physician1275515454

Verify Gerald M. Machen 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 11516    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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34% more Medicare Part D claims than the average family medicine physician in 2024

4,735 Medicare Part D claims for 232 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 539 claims were for opioids.

  1. Gerald Machen4,735
  2. Specialty average3,544

Most prescribed

  1. Hydrocodone-Acetaminophen337 claims
  2. Alprazolam310 claims
  3. Gabapentin230 claims
  4. Omeprazole163 claims
  5. Levothyroxine Sodium119 claims
  6. Pantoprazole Sodium112 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: $102.44

6 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gerald Machen$102.44
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Birmingham Internal Medicine Associates, LLCCullman, AL
  2. Crmc Medical Group LLCCullman, AL

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

Gerald M. Machen among 1,996 family medicine physician records in Alabama

Gerald M. Machen, M.D. is one of 1,996 family medicine physician records with a practice address in Alabama. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1983 · median 2005 among the 1,346 with a school on file
  • Record last updated2025 · 55% 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 Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

43 family medicine physician records list a practice address in Cullman

They are 43 of the 960 NPPES records with a practice address in Cullman, and 1,996 family medicine physician records in Alabama.

All 1,996 in Alabama → Every provider in Cullman → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Donald Battle, M.D.Cullman, AL 350581366574055
  2. Angelia Elliott, M.D.Cullman, AL 350581780665703
  3. John Gober, M.D.Cullman, AL 350581275515454
  4. Alan Hanley, MDCullman, AL 350581750442166
  5. Adam Harrison, D.O.Cullman, AL 350581922329267
  6. Joseph Johnson, M.D.Cullman, AL 350581609858372
  7. Joseph Jowers, MDCullman, AL 350581689641367
  8. John Morgan, M.D.Cullman, AL 350581487767224

Common questions

What is Gerald M. Machen, M.D.'s NPI number?

Gerald M. Machen, M.D.'s National Provider Identifier (NPI) is 1881676930, issued on Nov 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gerald M. Machen, M.D. located?

The NPPES record lists a practice address at 1800 AL Highway 157, Cullman, AL, 35058. Phone: (256) 735-5075. Providers update this record themselves, so call before visiting.

How can I verify Gerald M. Machen, M.D.'s license?

NPPES lists Alabama license number 11516, 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 Gerald M. Machen, M.D. prescribe under Medicare Part D?

In 2024, Gerald M. Machen, M.D. had 4,735 Medicare Part D claims for 232 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.