NPPES file of Aug 9, 2026

Menarvia Nixon Gaddis, MD

Neurological Surgery Physician · Jackson, MS

Menarvia Nixon Gaddis, MD is a neurological surgery physician with a practice address in Jackson, Mississippi, and NPI 1407173453, issued on Apr 30, 2010. Check the license (Mississippi 25030, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407173453
Name
Menarvia Nixon Gaddis
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
25030 MS
Self-reported in NPPES; status is on the state search
Practice location
1200 N State St Ste 420, Jackson, MS 39202
Phone
(601) 355-3353
Enumerated
Apr 30, 2010
Record last updated
Jan 4, 2023
Fax
(601) 355-3365
Medicare enrollment
Enrolled (PECOS I20170918000220); accepts Medicare assignment
Medical or professional school
Howard University College Of Medicine, 2010
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 1200 N State St Ste 420

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

  1. Rebecca Adams, APRNFamily Nurse Practitioner1205206760
  2. Helen Gipson, FNPFamily Nurse Practitioner1164616058
  3. Howard Holaday, MDNeurological Surgery Physician1790795110
  4. Bridget Jones, M.D.Neurology Physician1790040533
  5. Derek Letort, M.D.Neurology Physician1023202272
  6. Elizabeth Williams, FNP, PMHNPFamily Nurse Practitioner1205844537

Verify Menarvia Nixon Gaddis 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 25030
    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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20% fewer Medicare Part D claims than the average neurological surgery physician in 2024

137 Medicare Part D claims for 32 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 59 claims were for opioids.

  1. Menarvia Gaddis137
  2. Specialty average172

Most prescribed

  1. Oxycodone-Acetaminophen46 claims
  2. Cyclobenzaprine Hcl34 claims
  3. Sulfamethoxazole-Trimethoprim17 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 practice group's MIPS final score for 2023 (Medicare payment program): 71 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 score56.6
  2. Costout of 100 · 30%58.4
  3. Promoting interoperabilityout of 100 · 25%86.0
  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).

Industry payments in 2024: $4,987.69

61 payments; by number, the most common kind was food and beverage; the largest payer was Zavation Medical Products, LLC. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Menarvia Gaddis$4,988
  2. Specialty average$14,926

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

Bills Medicare through one group practice

  1. Medical Foundation OF Central Mississippi IncJackson, MS

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

Menarvia Nixon Gaddis among 62 neurological surgery physician records in Mississippi

Menarvia Nixon Gaddis, MD is one of 62 neurological surgery physician records with a practice address in Mississippi. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.

  • NPI issued2010 · 68% of these records are older, 24% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2010 · median 2002 among the 38 with a school on file
  • Record last updated2023 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Mississippi

There are 62 neurological surgery physician records in Mississippi.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Yathish Haralur Sreekantaiah, M.DJackson, MS 392021265747117
  2. Howard Holaday, MDJackson, MS 392021790795110
  3. John Frenz, M.D.Jackson, MS 392111356568588
  4. Muhammad Chohan, M.D.Jackson, MS 392161427220128
  5. Domenic Esposito, M.D.Jackson, MS 392161578510962
  6. William Hanigan, MDJackson, MS 392161396864450
  7. Haynes Harkey, M.D.Jackson, MS 392161609823939
  8. John Lancon, M.D.Jackson, MS 392161013008242

Common questions

What is Menarvia Nixon Gaddis, MD's NPI number?

Menarvia Nixon Gaddis, MD's National Provider Identifier (NPI) is 1407173453, issued on Apr 30, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Menarvia Nixon Gaddis, MD located?

The NPPES record lists a practice address at 1200 N State St Ste 420, Jackson, MS, 39202. Phone: (601) 355-3353. Providers update this record themselves, so call before visiting.

How can I verify Menarvia Nixon Gaddis, MD's license?

NPPES lists Mississippi license number 25030, 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 Menarvia Nixon Gaddis, MD prescribe under Medicare Part D?

In 2024, Menarvia Nixon Gaddis, MD had 137 Medicare Part D claims for 32 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Menarvia Nixon Gaddis, MD's MIPS final score?

The 2023 MIPS final score is 71 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.