Dr. Guillermo Linares, MD

  • Saint Louis, MO
  • Vascular neurology physician
NPI1043487796PAC ID7113050238
Medicare services, 2024
369
Medicare patients, 2024
179
Part D claims, 2024
18
Publications
29
MIPS score, 2024
85
Practice address
1201 S Grand Blvd, Saint Louis, MO 63104
Practice phone
Call (314) 257-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

SSM Health Saint Louis University Hospital

Hospital · Saint Louis, Missouri

See all 7 affiliations

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Dr. Guillermo Linares is a vascular neurology physician in Saint Louis, Missouri

Dr. Linares practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care.

Dr. Linares' NPI, 1043487796, was assigned on May 13, 2008. Dr. Linares holds Missouri license 2020001912.

NPI and contact details
Medicare PAC ID
7113050238
NPI enumeration date
May 13, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(314) 257-8000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Guillermo Linares practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri

Dr. Linares' primary practice is SSM Health Saint Louis University Hospital, at 1201 S Grand Blvd, Saint Louis, MO 63104 in St. Louis City. The practice phone is (314) 257-8000.

Source: Dmand AI Affiliation Data

Dr. Guillermo Linares is affiliated with 5 sites of care and 2 medical groups

Dr. Linares' primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. Dr. Linares is also affiliated with SSM Health St. Mary's Hospital - St. Louis. The medical group on file is SLUCare Physician Group. Dmand AI also links Dr. Linares to 1 more hospital, 1 behavioral health center, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Linares

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Guillermo Linares' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Linares practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
SSM Health Saint Louis University HospitalAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Guillermo Linares is one of 11 vascular neurology physicians in Missouri

Vascular neurology is Dr. Linares' primary specialty in the NPI Registry, under taxonomy code 2084V0102X. Dmand AI has Dr. Linares' licenses on file in 4 states: Missouri, New York, Pennsylvania and Vermont.

Specialties and state licenses

  • Vascular neurology, MissouriPrimaryLicense 2020001912 · taxonomy 2084V0102X
  • Neurology, New YorkLicense 051107 · taxonomy 2084N0400X
  • Pennsylvania licenseLicense MD443607
  • Vermont licenseLicense 042.0013868

Vascular neurology physicians near Dr. Linares

Counts of vascular neurology physicians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Guillermo Linares billed Medicare for 369 services in 2024

CMS data shows 369 Medicare services from Dr. Linares across 9 procedure codes in 2024, for 179 Medicare patients. Medicare paid $25,408 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024369
Medicare patients179
Paid by Medicare$25,408
Procedure codes9

Dr. Linares' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2152024: 31044%
Tests and treatments
2023: 122024: 41242%
Imaging
2023: 132024: 1838%
Surgery
2023: 152024: 0100%

Dr. Linares' most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Linares

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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data

Dr. Guillermo Linares treated 179 Medicare patients in 2024, average age 73

CMS counts 179 Medicare patients who saw Dr. Linares in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.06, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Linares' median patient age at 72, with 46% women.

Medicare patients, 2024179
Average age73
Average risk score2.06
Also on Medicaid34%

Dr. Linares' Medicare patients by age, 2024

Dr. Linares' Medicare patients by sex, 2024

  • Women9955%
  • Men8045%

Chronic conditions among Dr. Linares' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA75%
  4. Diabetes53%
  5. Arthritis52%
  6. Ischemic heart disease44%
  7. Heart failure41%
  8. Mood disorders41%

Share of Medicare patients with each condition. A patient can have several.

Dr. Linares' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women46%
  • Men54%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Guillermo Linares wrote 18 Medicare Part D claims in 2024

In 2024, Dr. Linares wrote 18 Medicare Part D claims. 72% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $196 in total drug cost. In 2023, CMS named 22 claims across 1 drug.

Part D claims, 202418
Drugs named by CMS1
Total drug cost$196

Dr. Linares' Part D claims by kind of drug, 2024

  • Generic13 claims72%
  • Brand-name and other5 claims28%

Dr. Linares' most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 222024: 1341%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Linares

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Guillermo Linares scored 85 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Linares for performance year 2024, reported as part of a group. Dr. Linares accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Linares as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Linares' MIPS scores, performance year 2024

  • 85of 100Final score
  • 68.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Guillermo Linares has 29 publications on record

Dmand AI links 29 papers to Dr. Linares, published from 2011 to 2025. 2023 was the busiest year, with 8. The most frequent topics are Ischemic Stroke, Endovascular Procedures and Stroke. Dr. Linares has published most often in Am J Emerg Med. Dr. Linares' most frequent co-authors are Mouhammad Aghiad Jumaa, MD, Johanna Therese Fifi, MD and Waldo R. Guerrero, MD.

Papers29
Years published2011 to 2025

Dr. Linares' papers by year, 2015 to 2025

Topics Dr. Linares writes about most

  • Ischemic Stroke
  • Endovascular Procedures
  • Stroke
  • Thrombectomy
  • Brain Ischemia
  • Intracranial Hemorrhages
  • Platelet Aggregation Inhibitors
  • Stents

Dr. Linares' most frequent co-authors

Recent publications by Dr. Linares

See all 29 publications and co-authors

See who Dr. Linares researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Linares works with, so you can find a warm path to the right vascular neurology physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Guillermo Linares received $10,543 in industry payments from 2021 to 2025

CMS Open Payments shows 29 general payments to Dr. Linares from 7 drug and device companies from 2021 to 2025. Consulting fees make up the largest share, 58% of the total. Imperative Care, Inc paid the most, $7,557.

General payments to Dr. Linares by program year, 2021 to 2025

General payments to Dr. Linares by kind, 2021 to 2025

$10.5Kin total
  • Consulting fees$6,07558%
  • Travel and lodging$3,27031%
  • Food and beverage$1,19811%

Companies that paid Dr. Linares the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Linares

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Guillermo Linares's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Guillermo Linares

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Guillermo Linares' NPI number?

Dr. Guillermo Linares' NPI number is 1043487796. It was assigned on May 13, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Guillermo Linares?

Dr. Guillermo Linares is a vascular neurology physician in Saint Louis, Missouri. The primary specialty in the NPI Registry is Vascular Neurology Physician (taxonomy code 2084V0102X).

Where does Dr. Guillermo Linares practice?

Dr. Linares practices at 1201 S Grand Blvd, Saint Louis, MO 63104. Dr. Linares' primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. Dmand AI also links Dr. Linares to 1 hospital, 1 behavioral health center, 1 group practice or clinic and 1 medical group.

What is Dr. Guillermo Linares' office phone number?

The practice phone on file for Dr. Linares is (314) 257-8000.

What is Dr. Guillermo Linares' medical license number?

Dr. Linares holds Missouri license 2020001912, one of the licenses on file in 4 states.

Which states has Dr. Guillermo Linares been licensed in?

Dmand AI has state licenses on file for Dr. Linares in Missouri, New York, Pennsylvania and Vermont.

Which hospitals is Dr. Guillermo Linares affiliated with?

Dr. Linares practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri. Dr. Linares is also affiliated with SSM Health St. Mary's Hospital - St. Louis. Dmand AI links Dr. Linares to 1 more hospital.

What medical group is Dr. Guillermo Linares part of?

Dr. Linares is linked to SLUCare Physician Group. Dmand AI links Dr. Linares to 1 more medical group.

Does Dr. Guillermo Linares accept Medicare?

Yes. CMS data shows Dr. Linares billed Medicare for 369 services in 2024, and Dr. Linares accepts Medicare assignment.

Does Dr. Guillermo Linares offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Linares as offering telehealth services.

Show 8 more questionsShow fewer questions

What is Dr. Guillermo Linares' MIPS score?

Dr. Linares' MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.

How many Medicare patients does Dr. Guillermo Linares see?

CMS counts 179 Medicare patients who saw Dr. Linares in 2024, with an average age of 73.

What services does Dr. Guillermo Linares bill to Medicare?

In 2024, Dr. Linares' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99231) and blood vessel study (93886).

What drugs does Dr. Guillermo Linares prescribe most?

In 2024 Medicare Part D data, Dr. Linares' most prescribed drugs by claims were Clopidogrel.

Has Dr. Guillermo Linares received payments from drug or device companies?

CMS Open Payments shows $10,543 in general payments to Dr. Linares from 7 companies from 2021 to 2025. The largest total came from Imperative Care, Inc.

How long has Dr. Guillermo Linares been practicing?

Dr. Linares graduated from medical school in 2003, 23 years ago.

Does Dr. Guillermo Linares do research?

Dmand AI links 29 publications to Dr. Linares, published from 2011 to 2025.

Who does Dr. Guillermo Linares publish with?

Dr. Linares' most frequent co-authors are Mouhammad Aghiad Jumaa, MD (11 shared papers), Johanna Therese Fifi, MD (10 shared papers) and Waldo R. Guerrero, MD (9 shared papers).

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