NPPES file of Aug 9, 2026

Clemen O. Gonzalez Vasquez, M.D.

Family Medicine Physician · Chicago, IL

Clemen O. Gonzalez Vasquez, M.D. is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1609302900, issued on May 5, 2017. Check the license (Illinois 036.152519, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609302900
Name
Clemen O. Gonzalez Vasquez
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
036.152519 IL
D0106075 MD
Self-reported in NPPES; status is on the state search
Practice location
1649 N Pulaski RD, Chicago, IL 60639
Phone
(773) 278-6868
Enumerated
May 5, 2017
Record last updated
Jul 6, 2026
Fax
(773) 278-6922
Medicare enrollment
Enrolled (PECOS I20200722000979); 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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8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →

Also registered at 1649 N Pulaski RD

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

  1. Bonnie Brianna Bierbaum, PA-CPhysician Assistant1831842343
  2. Anne Buenneke, LCSWClinical Social Worker1437914678
  3. Paulette Jarrett-Rodney, FNPFamily Nurse Practitioner1861826604
  4. Bridget Nord, M.D.Family Medicine Physician1538435763
  5. Aida Perez, LCSWClinical Social Worker1295331528
  6. Abigail Smith, M.D.Family Medicine Physician1659717841

Verify Clemen O. Gonzalez Vasquez 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 036.152519    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

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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23% fewer Medicare Part D claims than the average family medicine physician in 2024

2,739 Medicare Part D claims for 148 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 18 claims were for opioids.

  1. Clemen Gonzalez Vasquez2,739
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium221 claims
  2. Metformin Hcl162 claims
  3. Lisinopril121 claims
  4. Gabapentin91 claims
  5. Januvia86 claims
  6. Nifedipine Er60 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.

Bills Medicare through one group practice

  1. Primecare Community Health, Inc.Chicago, IL

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

Clemen O. Gonzalez Vasquez among 6,215 family medicine physician records in Illinois

Clemen O. Gonzalez Vasquez, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 73% of them.

  • NPI issued2017 · 73% of these records are older, 25% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2011 · median 2006 among the 3,714 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,593 family medicine physician records list a practice address in Chicago

They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.

All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Jean Bourand, MDChicago, IL 606391770687279
  2. James Caruso, MDChicago, IL 606391275524449
  3. Jim Christoforidis, M.D.Chicago, IL 606391578546222
  4. Natasha Diaz, MDChicago, IL 606391659300408
  5. Julia Eckersley, MDChicago, IL 606391639116528
  6. Deborah Edberg, M.D.Chicago, IL 606391194758722
  7. Finicia Graham, MDChicago, IL 606391215196282
  8. Pawel Kwiecinski, M.D.Chicago, IL 606391871647925

Common questions

What is Clemen O. Gonzalez Vasquez, M.D.'s NPI number?

Clemen O. Gonzalez Vasquez, M.D.'s National Provider Identifier (NPI) is 1609302900, issued on May 5, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Clemen O. Gonzalez Vasquez, M.D. located?

The NPPES record lists a practice address at 1649 N Pulaski RD, Chicago, IL, 60639. Phone: (773) 278-6868. Providers update this record themselves, so call before visiting.

How can I verify Clemen O. Gonzalez Vasquez, M.D.'s license?

NPPES lists Illinois license number 036.152519, 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 Clemen O. Gonzalez Vasquez, M.D. prescribe under Medicare Part D?

In 2024, Clemen O. Gonzalez Vasquez, M.D. had 2,739 Medicare Part D claims for 148 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.