NPPES file of Aug 9, 2026

Adam Gary Isaac, MD

Pulmonary Disease Physician · Jackson, MS

Adam Gary Isaac, MD is a pulmonary disease physician with a practice address in Jackson, Mississippi, and NPI 1861050023, issued on Jun 3, 2019. Check the license (Mississippi 33403, 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
1861050023
Name
Adam Gary Isaac
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
33403 MS
82535 SC
Self-reported in NPPES; status is on the state search
Practice location
2500 N State St, Jackson, MS 39216
Phone
(601) 984-5650
Enumerated
Jun 3, 2019
Record last updated
Jul 2, 2024
Fax
(601) 984-5658
Medicaid ID
825352 SC
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2500 N State St

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

  1. Noah Abbas, M.D.Emergency Medicine Physician1982991246
  2. Syed Abbas, MDAnatomic Pathology & Clinical Pathology Physician1407378961
  3. Rania AbdoStudent in an Organized Health Care Education/Training Program1255168787
  4. John AbernathyInternal Medicine Physician1700670650
  5. Jordan Abney, MDEmergency Medicine Physician1275238214
  6. Hassan Abou AdmaStudent in an Organized Health Care Education/Training Program1811826688

Verify Adam Gary Isaac 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 33403
    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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59% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

586 Medicare Part D claims for 92 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Adam Isaac586
  2. Specialty average1,425

Most prescribed

  1. Eliquis55 claims
  2. Metoprolol Succinate46 claims
  3. Atorvastatin Calcium41 claims
  4. Entresto31 claims
  5. Spironolactone31 claims
  6. Pantoprazole Sodium26 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: $473.54

20 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adam Isaac$473.54
  2. Specialty average$5,159.88

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

Adam Gary Isaac among 100 pulmonary disease physician records in Mississippi

Adam Gary Isaac, MD is one of 100 pulmonary disease physician records with a practice address in Mississippi. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 95% of them.

  • NPI issued2019 · 95% of these records are older, 2% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 77% of these records are
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Mississippi

There are 100 pulmonary disease physician records in Mississippi.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. George Abraham, M.D.Jackson, MS 392161518052257
  2. Michael Baumann, MDJackson, MS 392161659308898
  3. Rajesh Bhagat, MDJackson, MS 392161700814829
  4. Guy Campbell, MDJackson, MS 392161063449205
  5. Kimberly Dobbs, M.D.Jackson, MS 392161265456818
  6. Sharon Douglas, M.D.Jackson, MS 392161356366355
  7. Charles Evans, D.O.Jackson, MS 392161326335902
  8. Brandon Garriga, M.D.Jackson, MS 392161275820847

Common questions

What is Adam Gary Isaac, MD's NPI number?

Adam Gary Isaac, MD's National Provider Identifier (NPI) is 1861050023, issued on Jun 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Adam Gary Isaac, MD located?

The NPPES record lists a practice address at 2500 N State St, Jackson, MS, 39216. Phone: (601) 984-5650. Providers update this record themselves, so call before visiting.

How can I verify Adam Gary Isaac, MD's license?

NPPES lists Mississippi license number 33403, 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 Adam Gary Isaac, MD prescribe under Medicare Part D?

In 2024, Adam Gary Isaac, MD had 586 Medicare Part D claims for 92 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.