NPPES file of Aug 9, 2026

Guillermo Linares, M.D.

Vascular Neurology Physician · Saint Louis, MO

Guillermo Linares, M.D. is a vascular neurology physician with a practice address in Saint Louis, Missouri, and NPI 1043487796, issued on May 13, 2008. Check the license (Missouri 2020001912, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1043487796
Name
Guillermo Linares
Credential
M.D.
Primary taxonomy
Vascular Neurology Physician 2084V0102X
License numbers
2020001912 MO
051107 NY
MD443607 PA
042.0013868 VT
Self-reported in NPPES; status is on the state search
Practice location
1225 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 977-4800
Enumerated
May 13, 2008
Record last updated
Sep 28, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(314) 977-4876
Medicare enrollment
Enrolled (PECOS I20200401002540); 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 1225 S Grand Blvd

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

  1. Ashley Ali, M.D.Orthopaedic Surgery Physician1922340603
  2. Charles Andrus, MDSurgery Physician1689611840
  3. Jastin Antisdel, MDOtolaryngology Physician1073714564
  4. Hossein Asghari, M.D.Ophthalmology Physician1427468818
  5. Rama Atluri, M.D.Rheumatology Physician1063507531
  6. Ashley Berneking, NP-CGerontology Nurse Practitioner1437615044

Verify Guillermo Linares in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2020001912
    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 Missouri 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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93% fewer Medicare Part D claims than the average vascular neurology physician in 2024

18 Medicare Part D claims, against an average of 270 among the 598 providers of this specialty who prescribed in Part D.

  1. Guillermo Linares18
  2. Specialty average270

Most prescribed

  1. Clopidogrel13 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): 81.6 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 score76.1
  2. Costout of 100 · 30%54.3
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,520.62

12 payments; by number, the most common kind was food and beverage; the largest payer was MicroVention, Inc. The 461 providers of this specialty with any payment received $3,770.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Guillermo Linares$2,520.62
  2. Specialty average$3,770.65

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. Health Facilities Rehab Services IncSikeston, MO
  2. Ssm Health Care GroupSaint Louis, MO

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

Guillermo Linares among 17 vascular neurology physician records in Missouri

Guillermo Linares, M.D. is one of 17 vascular neurology physician records with a practice address in Missouri. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 24% of them.

  • NPI issued2008 · 24% of these records are older, 71% newer
  • In a Medicare fileYes · 94% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2003 · median 2006 among the 14 with a school on file
  • Record last updated2020 · 12% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084V0102X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Neurology Physician providers in Missouri

There are 17 vascular neurology physician records in Missouri.

The 8 vascular neurology physician records with the nearest ZIP codes

  1. Weston Gordon, M.D.Saint Louis, MO 631041942654322
  2. Chike Ilorah, M.DSaint Louis, MO 631041619382355
  3. Tagann Chaisam, M.D.Saint Louis, MO 631101538399878
  4. Amer Alshekhlee, MDBridgeton, MO 630441255328100
  5. Chizoba Ezepue, MDBridgeton, MO 630441568802148
  6. Firas Al Shakarchi, MDKansas City, MO 641111285296327
  7. Tobias Kulik, MDKansas City, MO 641111144545773
  8. Alex Luke, MDKansas City, MO 641111871172486

Common questions

What is Guillermo Linares, M.D.'s NPI number?

Guillermo Linares, M.D.'s National Provider Identifier (NPI) is 1043487796, issued on May 13, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Guillermo Linares, M.D. located?

The NPPES record lists a practice address at 1225 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 977-4800. Providers update this record themselves, so call before visiting.

How can I verify Guillermo Linares, M.D.'s license?

NPPES lists Missouri license number 2020001912, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Guillermo Linares, M.D. prescribe under Medicare Part D?

In 2024, Guillermo Linares, M.D. had 18 Medicare Part D claims; the average among vascular neurology physician prescribers was 270. Part D covers Medicare prescriptions only.

What is Guillermo Linares, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.6 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.