NPPES file of Aug 9, 2026

Anna Marshall, D.O.

Nephrology Physician · Gastonia, NC

Anna Marshall, D.O. is a nephrology physician with a practice address in Gastonia, North Carolina, and NPI 1639559180, issued on May 30, 2015. Check the license (North Carolina 2020-01084, as entered in NPPES) on the North Carolina Medical Board; 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
1639559180
Name
Anna Marshall
Credential
D.O.
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
2020-01084 NC
UO4362 FL
LL52009 SC
Self-reported in NPPES; status is on the state search
Practice location
920 Cox RD Ste 201, Gastonia, NC 28054
Phone
(704) 864-8302
Enumerated
May 30, 2015
Record last updated
Apr 2, 2025
Medicare enrollment
Enrolled (PECOS I20200709003264); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 920 Cox RD Ste 201

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

  1. Paul Cheifetz, MDNephrology Physician1265486054
  2. Katerina Jones, N.P.Adult Health Nurse Practitioner1346513223
  3. Suzanne Katsanos, MDNephrology Physician1568753721
  4. Elizabeth Lambiotte, AGACNP-BCAcute Care Nurse Practitioner1790358158
  5. Douglas Nigbor, MDNephrology Physician1023058245
  6. Anna Pasour, FNPFamily Nurse Practitioner1518913276

Verify Anna Marshall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2020-01084    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 North Carolina license search

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9% fewer Medicare Part D claims than the average nephrology physician in 2024

1,326 Medicare Part D claims for 250 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Anna Marshall1,326
  2. Specialty average1,465

Most prescribed

  1. Nifedipine Er162 claims
  2. Amlodipine Besylate151 claims
  3. Losartan Potassium146 claims
  4. Carvedilol101 claims
  5. Lisinopril81 claims
  6. Jardiance65 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 one group practice

  1. Metrolina Nephrology Associates PAGastonia, NC

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

Nephrology Physician providers in North Carolina

There are 403 nephrology physician records in North Carolina.

All 403 in North Carolina → Every provider in Gastonia →

Other nephrology physician records in North Carolina

  1. Sosan Abdullah, MDMorganton, NC1679664486
  2. Tariq Abo-Kamil, MDHenderson, NC1124077664
  3. Moses Aboagye-Kumi, M.D.Fayetteville, NC1497707640
  4. Pranab Acharya, M.D., MPHMonroe, NC1629385117
  5. Maureen Achuko, M.D.Fayetteville, NC1245239136
  6. Patricia Adams, MDWinston Salem, NC1992780282
  7. Adeyinka Adegoroye, MB CHBHigh Point, NC1952500423
  8. Syed Ahmed, M.D.Shelby, NC1568478683
  9. Joseph Aiello, M.D.Asheville, NC1942203310
  10. Anwar Al-HaidaryWilson, NC1205829066

Common questions

What is Anna Marshall, D.O.'s NPI number?

Anna Marshall, D.O.'s National Provider Identifier (NPI) is 1639559180, issued on May 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Anna Marshall, D.O. located?

The NPPES record lists a practice address at 920 Cox RD Ste 201, Gastonia, NC, 28054. Phone: (704) 864-8302. Providers update this record themselves, so call before visiting.

How can I verify Anna Marshall, D.O.'s license?

NPPES lists North Carolina license number 2020-01084, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Anna Marshall, D.O. prescribe under Medicare Part D?

In 2024, Anna Marshall, D.O. had 1,326 Medicare Part D claims for 250 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.