NPPES file of Aug 9, 2026

Guillermo Alejandro Escobar, MD

Vascular Surgery Physician · Little Rock, AR

Guillermo Alejandro Escobar, MD is a vascular surgery physician with a practice address in Little Rock, Arkansas, and NPI 1427104025, issued on Jan 26, 2007. Check the license (Arkansas E-8153, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427104025
Name
Guillermo Alejandro Escobar
Credential
MD
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License numbers
E-8153 AR
DR-43891 CO
4301092987 MI
Self-reported in NPPES; status is on the state search
Practice location
4301 W Markham St # 783, Little Rock, AR 72205
Phone
(501) 686-8000
Enumerated
Jan 26, 2007
Record last updated
Aug 7, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(501) 526-6562
Medicare enrollment
Enrolled (PECOS I20260506001598); 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.
Download card Updates feed

Also registered at 4301 W Markham St # 783

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

  1. Edmund Adams, PA-CMedical Physician Assistant1073533436
  2. Jibran Ahmed, M.DHematology & Oncology Physician1780091975
  3. Victoria Akins, MDGeriatric Medicine (Family Medicine) Physician1790875268
  4. Awad Alaid, MDStudent in an Organized Health Care Education/Training Program1386845501
  5. Daisy Alapat, MDAnatomic Pathology & Clinical Pathology Physician1689812190
  6. Ioannis AnastasiouGastroenterology Physician1104201532

Verify Guillermo Alejandro Escobar 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-8153
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.2 times the Medicare Part D claims of the average vascular surgery physician in 2024

452 Medicare Part D claims for 95 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 18 claims were for opioids.

  1. Guillermo Escobar452
  2. Specialty average201

Most prescribed

  1. Clopidogrel86 claims
  2. Cilostazol69 claims
  3. Atorvastatin Calcium27 claims
  4. Eliquis25 claims
  5. Carvedilol20 claims
  6. Xarelto18 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 MIPS final score for 2023 (Medicare payment program): 92.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score73.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $474.27

5 payments; by number, the most common kind was food and beverage; the largest payer was Bolton Medical Inc. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Guillermo Escobar$474.27
  2. Specialty average$6,178.00

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

Bills Medicare through 2 group practices

  1. Georgialina Physical Therapy Associates LLCAugusta, GA
  2. The Emory Clinic IncAtlanta, GA

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

Guillermo Alejandro Escobar among 23 vascular surgery physician records in Arkansas

Guillermo Alejandro Escobar, MD is one of 23 vascular surgery physician records with a practice address in Arkansas. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 30% of them.

  • NPI issued2007 · 30% of these records are older, 57% newer
  • In a Medicare fileYes · 96% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated2000 · median 2005 among the 18 with a school on file
  • Record last updated2013 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in Arkansas

There are 23 vascular surgery physician records in Arkansas.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Jared Gowen, MDLittle Rock, AR 722051023690195
  2. Oleksiy Gudz, M.D.,PHDLittle Rock, AR 722051013626282
  3. Venkat Kalapatapu, MDLittle Rock, AR 722051174623060
  4. Kalenda Kasangana, MDLittle Rock, AR 722051942447149
  5. Edward Loebl, MDLittle Rock, AR 722051760498554
  6. Steven Meadors, MDLittle Rock, AR 722051407276025
  7. Mohammed Moursi, MDLittle Rock, AR 722051871504126
  8. Ulugbek Negmadjanov, MDLittle Rock, AR 722051275981987

Common questions

What is Guillermo Alejandro Escobar, MD's NPI number?

Guillermo Alejandro Escobar, MD's National Provider Identifier (NPI) is 1427104025, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Guillermo Alejandro Escobar, MD located?

The NPPES record lists a practice address at 4301 W Markham St # 783, Little Rock, AR, 72205. Phone: (501) 686-8000. Providers update this record themselves, so call before visiting.

How can I verify Guillermo Alejandro Escobar, MD's license?

NPPES lists Arkansas license number E-8153, 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 Guillermo Alejandro Escobar, MD prescribe under Medicare Part D?

In 2024, Guillermo Alejandro Escobar, MD had 452 Medicare Part D claims for 95 beneficiaries; the average among vascular surgery physician prescribers was 201. Part D covers Medicare prescriptions only.

What is Guillermo Alejandro Escobar, MD's MIPS final score?

The 2023 MIPS final score is 92.3 of 100. 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.