NPPES file of Aug 9, 2026

Ruth Ann Blair, MD

Internal Medicine Physician · Cabot, AR

Ruth Ann Blair, MD is an internal medicine physician with a practice address in Cabot, Arkansas, and NPI 1669433520, issued on Mar 30, 2006. Check the license (Arkansas E2023, 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
1669433520
Name
Ruth Ann Blair
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
E2023 AR
Self-reported in NPPES; status is on the state search
Practice location
2037 West Main, Cabot, AR 72023
Phone
(501) 843-4555
Enumerated
Mar 30, 2006
Record last updated
May 8, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(501) 843-7081
Medicaid ID
136707001 AR
Medicare enrollment
Enrolled (PECOS I20090209000027); accepts Medicare assignment
Medical or professional school
University Of Arkansas College Of Medicine, 1995
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 2037 West Main

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

  1. Susanne Lassieur Robertson, MDPediatrics Physician1578520227
  2. Jason Merrick, MDFamily Medicine Physician1578524435

Verify Ruth Ann Blair in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E2023
    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

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32% more Medicare Part D claims than the average internal medicine physician in 2024

4,204 Medicare Part D claims for 298 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 154 claims were for opioids.

  1. Ruth Blair4,204
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium219 claims
  2. Atorvastatin Calcium175 claims
  3. Escitalopram Oxalate146 claims
  4. Trazodone Hcl146 claims
  5. Amlodipine Besylate144 claims
  6. Gabapentin124 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.

Industry payments in 2024: $300.28

13 payments; by number, the most common kind was food and beverage; the largest payer was Supernus Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ruth Blair$300.28
  2. Specialty average$1,303.06

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. Arkansas Central Primary Care PLLCCabot, AR

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

Ruth Ann Blair among 768 internal medicine physician records in Arkansas

Ruth Ann Blair, MD is one of 768 internal medicine 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 61% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1995 · median 2010 among the 519 with a school on file
  • Record last updated2017 · 50% 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 Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in Arkansas

There are 768 internal medicine physician records in Arkansas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Dustin Walter, MDCabot, AR 720231295295806
  2. Tyler Nelson, M.D.Bryant, AR 720221306814546
  3. Christopher Skelley, M.D.Bryant, AR 720221215905575
  4. Kristi Sutton, MDBryant, AR 720221720202989
  5. Clay Brashears, M.D.Benton, AR 720151265430201
  6. Jim Brewer, M.D.Benton, AR 720151275599987
  7. Daniel Cartaya, M.D.Benton, AR 720151225090962
  8. Keith Coward, MDClinton, AR 720311710982871

Common questions

What is Ruth Ann Blair, MD's NPI number?

Ruth Ann Blair, MD's National Provider Identifier (NPI) is 1669433520, issued on Mar 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ruth Ann Blair, MD located?

The NPPES record lists a practice address at 2037 West Main, Cabot, AR, 72023. Phone: (501) 843-4555. Providers update this record themselves, so call before visiting.

How can I verify Ruth Ann Blair, MD's license?

NPPES lists Arkansas license number E2023, 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 Ruth Ann Blair, MD prescribe under Medicare Part D?

In 2024, Ruth Ann Blair, MD had 4,204 Medicare Part D claims for 298 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.