Joseph Samuel Moak, MD
Internal Medicine Physician · Jackson, MS
Joseph Samuel Moak, MD is an internal medicine physician with a practice address in Jackson, Mississippi, and NPI 1184667800, issued on Jun 13, 2006. Check the license (Mississippi 08390, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Joseph Samuel Moak
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 08390 MS
Self-reported in NPPES; status is on the state search - Practice location
- 2500 North State Street, Jackson, MS 39216
- Phone
- (601) 984-5660
- Enumerated
- Jun 13, 2006
- Record last updated
- Mar 5, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 08775083 MS
- Medicare enrollment
- Enrolled (PECOS I20050920000537); accepts Medicare assignment
- Medical or professional school
- University Of Mississippi School Of Medicine, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 972 in Mississippi → Look up another NPI →
Also registered at 2500 North State Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Samuel Moak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 08390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average internal medicine physician in 2024
4,830 Medicare Part D claims for 276 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Rosuvastatin Calcium279 claims
- Valsartan198 claims
- Synthroid171 claims
- Xarelto139 claims
- Ezetimibe135 claims
- Mounjaro133 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.
The MIPS final score for 2023 (Medicare payment program): 18.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Joseph Samuel Moak among 972 internal medicine physician records in Mississippi
Joseph Samuel Moak, MD is one of 972 internal medicine physician records with a practice address in Mississippi. 82% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1978 · median 2008 among the 585 with a school on file
- Record last updated2008 · 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 207R00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
328 internal medicine physician records list a practice address in Jackson
They are 328 of the 6,997 NPPES records with a practice address in Jackson, and 972 internal medicine physician records in Mississippi.
All 972 in Mississippi → Every provider in Jackson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mark Enderle, MDJackson, MS 392161477598522
- Barbara Fedor, MDJackson, MS 392161366472896
- James Glisson, M.D.Jackson, MS 392161245274281
- Jo Harbour, MDJackson, MS 392161609809771
- Denise Harkins, MDJackson, MS 392161124094453
- Richard Jackson, M.D.Jackson, MS 392161134153687
- Harriet Jones, M.DJackson, MS 392161184672750
- Robert Lynch, M.D.Jackson, MS 392161780614339
Common questions
What is Joseph Samuel Moak, MD's NPI number?
Joseph Samuel Moak, MD's National Provider Identifier (NPI) is 1184667800, issued on Jun 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Samuel Moak, MD located?
The NPPES record lists a practice address at 2500 North State Street, Jackson, MS, 39216. Phone: (601) 984-5660. Providers update this record themselves, so call before visiting.
How can I verify Joseph Samuel Moak, MD's license?
NPPES lists Mississippi license number 08390, 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 Joseph Samuel Moak, MD prescribe under Medicare Part D?
In 2024, Joseph Samuel Moak, MD had 4,830 Medicare Part D claims for 276 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Joseph Samuel Moak, MD's MIPS final score?
The 2023 MIPS final score is 18.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.