NPPES file of Aug 9, 2026

Michael Solomon Assefa, MD

Hospitalist Physician · Hattiesburg, MS

Michael Solomon Assefa, MD is a hospitalist physician with a practice address in Hattiesburg, Mississippi, and NPI 1457849333, issued on Apr 26, 2018. Check the license (Mississippi 36603, 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
1457849333
Name
Michael Solomon Assefa
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
36603 MS
87671 GA
MD21167 RI
1912-320 WI
Self-reported in NPPES; status is on the state search
Practice location
415 S 28TH Ave, Hattiesburg, MS 39401
Phone
(601) 288-4329
Enumerated
Apr 26, 2018
Record last updated
Apr 21, 2026
Fax
(601) 579-5240
Medicaid ID
100210088 WI
Medicare enrollment
Enrolled (PECOS I20210408000555); accepts Medicare assignment
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 415 S 28TH Ave

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

  1. Ralph Abraham, MDSurgery Physician1013931674
  2. Logan AbramsPerfusionist1346803061
  3. William Adcock, AGACNPCritical Care Medicine Nurse Practitioner1225894264
  4. Mansoor Ahmad, MDHospitalist Physician1154096758
  5. Mohammed Ahmed, MDHospitalist Physician1942224514
  6. Muthanna Al-Ghuraibawi, M.D.Hospitalist Physician1811622665

Verify Michael Solomon Assefa 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 36603
    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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13% fewer Medicare Part D claims than the average hospitalist physician in 2024

455 Medicare Part D claims for 136 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Michael Assefa455
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium45 claims
  2. Eliquis21 claims
  3. Amlodipine Besylate17 claims
  4. Furosemide17 claims
  5. Prednisone17 claims
  6. Clopidogrel15 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 3 group practices

  1. Hattiesburg Clinic PAHattiesburg, MS
  2. North Atlanta Professional Services LLCAtlanta, GA
  3. Tucson Physician Group Holdings LLCTucson, AZ

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

Michael Solomon Assefa among 116 hospitalist physician records in Mississippi

Michael Solomon Assefa, MD is one of 116 hospitalist physician records with a practice address in Mississippi. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 77% of them.

  • NPI issued2018 · 77% of these records are older, 21% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2010 · median 2009 among the 94 with a school on file
  • Record last updated2026 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 hospitalist physician records list a practice address in Hattiesburg

They are 42 of the 2,569 NPPES records with a practice address in Hattiesburg, and 116 hospitalist physician records in Mississippi.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Mohammed Ahmed, MDHattiesburg, MS 394011942224514
  2. Edward Askew, MDHattiesburg, MS 394011619991809
  3. Mary Corkern, MDHattiesburg, MS 394011740298116
  4. George Habeeb, MDHattiesburg, MS 394011033121785
  5. Catherine Hulsey, M.D.Hattiesburg, MS 394011164483814
  6. Greg Ichtertz, M.D.Hattiesburg, MS 394011598884454
  7. Antonio Jaime Imperial, M.D.Hattiesburg, MS 394011902867021
  8. Thomas King, MDHattiesburg, MS 394011043324809

Common questions

What is Michael Solomon Assefa, MD's NPI number?

Michael Solomon Assefa, MD's National Provider Identifier (NPI) is 1457849333, issued on Apr 26, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Michael Solomon Assefa, MD located?

The NPPES record lists a practice address at 415 S 28TH Ave, Hattiesburg, MS, 39401. Phone: (601) 288-4329. Providers update this record themselves, so call before visiting.

How can I verify Michael Solomon Assefa, MD's license?

NPPES lists Mississippi license number 36603, 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 Michael Solomon Assefa, MD prescribe under Medicare Part D?

In 2024, Michael Solomon Assefa, MD had 455 Medicare Part D claims for 136 beneficiaries; the average among hospitalist physician prescribers was 521. 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.