NPPES file of Aug 9, 2026

Stephen Nunenmacher

Emergency Medicine Physician · Pascagoula, MS

Stephen Nunenmacher is an emergency medicine physician with a practice address in Pascagoula, Mississippi, and NPI 1487705042, issued on Jan 12, 2007. Check the license (Mississippi MS12528, as entered in NPPES) on the Mississippi State Board of Medical Licensure; 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
1487705042
Name
Stephen Nunenmacher
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
MS12528 MS
Self-reported in NPPES; status is on the state search
Practice location
2809 Denny Ave, Pascagoula, MS 39581
Phone
(228) 809-5000
Enumerated
Jan 12, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
00113935 MS
Medicare enrollment
Enrolled (PECOS I20100722000611); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 1989
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 2809 Denny Ave

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

  1. Stephanie AdamsAcute Care Nurse Practitioner1437805538
  2. Dustin AllenInternal Medicine Physician1154531234
  3. Tricia Aultman, M.D.Internal Medicine Physician1346322880
  4. Micah Bahr, M.D.Anesthesiology Physician1497843064
  5. John Banahan, MDDiagnostic Radiology Physician1720379720
  6. Andrew Barfield, MDPediatrics Physician1750793253

Verify Stephen Nunenmacher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
    Search for license MS12528
    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 Mississippi 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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68.4 times the Medicare Part D claims of the average emergency medicine physician in 2024

15,460 Medicare Part D claims for 65 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Stephen Nunenmacher15,460
  2. Specialty average226

Most prescribed

  1. Levothyroxine Sodium692 claims
  2. Potassium Chloride673 claims
  3. Furosemide572 claims
  4. Amlodipine Besylate532 claims
  5. Atorvastatin Calcium508 claims
  6. Losartan Potassium504 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.

Stephen Nunenmacher among 515 emergency medicine physician records in Mississippi

Stephen Nunenmacher is one of 515 emergency medicine physician records with a practice address in Mississippi. 83% 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 34% of them.

  • NPI issued2007 · 34% of these records are older, 57% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1989 · median 2011 among the 339 with a school on file
  • Record last updated2007 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 emergency medicine physician records list a practice address in Pascagoula

They are 22 of the 459 NPPES records with a practice address in Pascagoula, and 515 emergency medicine physician records in Mississippi.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Darryll Barksdale, M.D.Pascagoula, MS 395811669591376
  2. Stephen BellPascagoula, MS 395811578639183
  3. Stephen Boskovich, DOPascagoula, MS 395811417989138
  4. Melissa Costello, M.D., FACEPPascagoula, MS 395811164434239
  5. Matthew Emerick, M.D.Pascagoula, MS 395811861542482
  6. Tamela Gartman, D.O.Pascagoula, MS 395811366592990
  7. Derek Gordon, MDPascagoula, MS 395811265400485
  8. Eric Lucas, M.D.Pascagoula, MS 395811639220270

Common questions

What is Stephen Nunenmacher's NPI number?

Stephen Nunenmacher's National Provider Identifier (NPI) is 1487705042, issued on Jan 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Nunenmacher located?

The NPPES record lists a practice address at 2809 Denny Ave, Pascagoula, MS, 39581. Phone: (228) 809-5000. Providers update this record themselves, so call before visiting.

How can I verify Stephen Nunenmacher's license?

NPPES lists Mississippi license number MS12528, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen Nunenmacher prescribe under Medicare Part D?

In 2024, Stephen Nunenmacher had 15,460 Medicare Part D claims for 65 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.