NPPES file of Aug 9, 2026

Joan Guitart, MD

Dermatopathology Physician · Chicago, IL

Joan Guitart, MD is a dermatopathology physician with a practice address in Chicago, Illinois, and NPI 1225074727, issued on Jun 22, 2006. Check the license (Illinois 036072199, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1225074727
Name
Joan Guitart
Credential
MD
Primary taxonomy
Dermatopathology Physician 207ND0900X
License number
036072199 IL
Self-reported in NPPES; status is on the state search
Practice location
680 N Lake Shore Dr, Chicago, IL 60611
Phone
(312) 695-8106
Enumerated
Jun 22, 2006
Record last updated
Feb 22, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100610000034); 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 680 N Lake Shore Dr

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

  1. Michael Abecassis, MDTransplant Surgery Physician1134117377
  2. Yolanda Adler, MDDiagnostic Radiology Physician1518957760
  3. Brian Adley, MDAnatomic Pathology & Clinical Pathology Physician1932151966
  4. Mohamed Afifi, MDCritical Care Medicine (Anesthesiology) Physician1922098524
  5. Erin Agins, M.D.Obstetrics & Gynecology Physician1407118383
  6. Abby Agulnek, DOHospitalist Physician1689662942

Verify Joan Guitart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036072199
    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 Illinois license search

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2% more Medicare Part D claims than the average dermatopathology physician in 2024

709 Medicare Part D claims for 110 beneficiaries, against an average of 693 among the 249 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Joan Guitart709
  2. Specialty average693

Most prescribed

  1. Acitretin193 claims
  2. Triamcinolone Acetonide89 claims
  3. Pegasys62 claims
  4. Methotrexate47 claims
  5. Bexarotene39 claims
  6. Fluocinonide26 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): 94.1 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 score82.6
  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: $176.11

2 payments; by number, the most common kind was food and beverage; the largest payer was Kyowa Kirin, Inc. The 233 providers of this specialty with any payment received $2,984.42 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joan Guitart$176.11
  2. Specialty average$2,984.42

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. Northwestern Medical Faculty FoundationBloomingdale, IL

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

Dermatopathology Physician providers in Illinois

There are 15 dermatopathology physician records in Illinois.

Other dermatopathology physician records in Illinois

  1. Sepideh Asadbeigi, MDChicago, IL1073041455
  2. M. Balasubramanian, M.D.Schaumburg, IL1760514517
  3. Suzanne Birmingham, MDElgin, IL1831693597
  4. Tesfu Hailu, MDPeoria, IL1245490382
  5. Albert Hudson, MDRockford, IL1053391334
  6. Sara Kullberg Pearson, MDChicago, IL1508445487
  7. George Nahass, M.D.Glen Carbon, IL1215902986
  8. Cuong Nguyen, M.D.Chicago, IL1669817128
  9. Vesna Petronic-Rosic, MDChicago, IL1285796730
  10. Kyla Price-Jauregui, MDChicago, IL1215515176

Common questions

What is Joan Guitart, MD's NPI number?

Joan Guitart, MD's National Provider Identifier (NPI) is 1225074727, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joan Guitart, MD located?

The NPPES record lists a practice address at 680 N Lake Shore Dr, Chicago, IL, 60611. Phone: (312) 695-8106. Providers update this record themselves, so call before visiting.

How can I verify Joan Guitart, MD's license?

NPPES lists Illinois license number 036072199, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joan Guitart, MD prescribe under Medicare Part D?

In 2024, Joan Guitart, MD had 709 Medicare Part D claims for 110 beneficiaries; the average among dermatopathology physician prescribers was 693. Part D covers Medicare prescriptions only.

What is Joan Guitart, MD's MIPS final score?

The 2023 MIPS final score is 94.1 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.