NPPES file of Aug 9, 2026

Gailen Daugherty Marshall, MD

Allergy & Immunology (Internal Medicine) Physician · Jackson, MS

Gailen Daugherty Marshall, MD is an allergy & immunology (internal medicine) physician with a practice address in Jackson, Mississippi, and NPI 1609810894, issued on Jun 16, 2006. Check the license (Mississippi 18705, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609810894
Name
Gailen Daugherty Marshall
Credential
MD
Primary taxonomy
Allergy & Immunology (Internal Medicine) Physician 207RA0201X
License number
18705 MS
Self-reported in NPPES; status is on the state search
Practice location
878 Lakeland Dr, Jackson, MS 39216
Phone
(601) 815-1078
Enumerated
Jun 16, 2006
Record last updated
Jan 24, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicaid IDs
03152381 MS
1723380 LA
Medicare enrollment
Enrolled (PECOS I20041201000246); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 1984
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 878 Lakeland Dr

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

  1. Jeanette Arnold-Britt, FNPNurse Practitioner1912927526
  2. Joanna Bayles, D,I,Family Medicine Physician1629365358
  3. Kirstin Causey, NP-CFamily Nurse Practitioner1790296960
  4. James Cloy, M.D.Family Medicine Physician1205937570
  5. Richard Deshazo, MDAllergy & Immunology (Internal Medicine) Physician1225072838
  6. Robert Forbes, M.D.Family Medicine Physician1609977990

Verify Gailen Daugherty Marshall 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 18705
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 69.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score56.1
  2. Costout of 100 · 30%48.3
  3. Promoting interoperabilityout of 100 · 25%83.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. State OF Mississippi-University OF Mississippi Medical CenterJackson, MS

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

Allergy & Immunology (Internal Medicine) Physician providers in Mississippi

There are 5 allergy & immunology (internal medicine) physician records in Mississippi.

The 4 allergy & immunology (internal medicine) physician records with the nearest ZIP codes

  1. Richard Deshazo, MDJackson, MS 392161225072838
  2. Matthew Elliott, MDJackson, MS 392161356873723
  3. Stephen Leblanc, M.D.Meridian, MS 393011679837066
  4. Christopher Coop, M.D.Biloxi, MS 395341386869105

Common questions

What is Gailen Daugherty Marshall, MD's NPI number?

Gailen Daugherty Marshall, MD's National Provider Identifier (NPI) is 1609810894, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gailen Daugherty Marshall, MD located?

The NPPES record lists a practice address at 878 Lakeland Dr, Jackson, MS, 39216. Phone: (601) 815-1078. Providers update this record themselves, so call before visiting.

How can I verify Gailen Daugherty Marshall, MD's license?

NPPES lists Mississippi license number 18705, 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.

What is Gailen Daugherty Marshall, MD's MIPS final score?

The 2023 MIPS final score is 69.8 of 100, reported for the practice group. 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.