NPPES file of Aug 9, 2026

Mariia Nikolaeva, MD

Cardiovascular Disease Physician · Fort Smith, AR

Mariia Nikolaeva, MD is a cardiovascular disease physician with a practice address in Fort Smith, Arkansas, and NPI 1619522125, issued on Aug 2, 2019. Check the license (Arkansas E-18517, as entered in NPPES) on the Arkansas State 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
1619522125
Name
Mariia Nikolaeva
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
E-18517 AR
280821 MA
Self-reported in NPPES; status is on the state search
Practice location
7001 Rogers Ave Ste 401A, Fort Smith, AR 72903
Phone
(479) 314-4650
Enumerated
Aug 2, 2019
Record last updated
Aug 6, 2025
Fax
(479) 452-9459
Medicare enrollment
Enrolled (PECOS I20250717003055); accepts Medicare assignment
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 7001 Rogers Ave Ste 401A

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

  1. Abdul-Nasser Adjei, MDCardiovascular Disease Physician1124015243
  2. Andrew Dugan, AGACNP-BCAcute Care Nurse Practitioner1659838092
  3. Charles Geske, P.A.Physician Assistant1447616040
  4. Aswini Kumar, MDCardiovascular Disease Physician1619318029
  5. Hannah Lamm, NURSE PRACTITIONERFamily Nurse Practitioner1912548058
  6. Pooja Mishra, MDInterventional Cardiology Physician1508351180

Verify Mariia Nikolaeva in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E-18517
    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 Arkansas 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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100% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

11 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. Mariia Nikolaeva11
  2. Specialty average3,078

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. Mercy Clinic Fort Smith CommunitiesFort Smith, AR

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

Mariia Nikolaeva among 148 cardiovascular disease physician records in Arkansas

Mariia Nikolaeva, MD is one of 148 cardiovascular disease physician records with a practice address in Arkansas. 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 2019, is newer than 97% of them.

  • NPI issued2019 · 97% of these records are older, 2% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2018 · median 1997 among the 102 with a school on file
  • Record last updated2025 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Arkansas

There are 148 cardiovascular disease physician records in Arkansas.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Abdul-Nasser Adjei, MDFort Smith, AR 729031124015243
  2. Jeffry Blackwell, M.D.Fort Smith, AR 729031568620540
  3. Randolph Fleck, MDFort Smith, AR 729031952333403
  4. Aswini Kumar, MDFort Smith, AR 729031619318029
  5. Stephen Manus, MDFort Smith, AR 729031932126638
  6. Taylor Prewitt, M. D.Fort Smith, AR 729031730332008
  7. Julio Schwarz, MDFort Smith, AR 729031699779314
  8. Donald Shows, MDFort Smith, AR 729031700895497

Common questions

What is Mariia Nikolaeva, MD's NPI number?

Mariia Nikolaeva, MD's National Provider Identifier (NPI) is 1619522125, issued on Aug 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mariia Nikolaeva, MD located?

The NPPES record lists a practice address at 7001 Rogers Ave Ste 401A, Fort Smith, AR, 72903. Phone: (479) 314-4650. Providers update this record themselves, so call before visiting.

How can I verify Mariia Nikolaeva, MD's license?

NPPES lists Arkansas license number E-18517, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mariia Nikolaeva, MD prescribe under Medicare Part D?

In 2024, Mariia Nikolaeva, MD had 11 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,078. 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.