NPPES file of Aug 9, 2026

John M. Curtin, DO

Family Medicine Physician · Peru, IL

John M. Curtin, DO is a family medicine physician with a practice address in Peru, Illinois, and NPI 1346393428, issued on Jan 19, 2007. Check the license (Illinois 036049470, 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
1346393428
Name
John M. Curtin
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036049470 IL
Self-reported in NPPES; status is on the state search
Practice location
1650 Midtown RD, Peru, IL 61354
Phone
(815) 223-6843
Enumerated
Jan 19, 2007
Record last updated
Jan 28, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20080308000031); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 1973
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 1650 Midtown RD

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

  1. Keith Christensen, APN, FNPFamily Nurse Practitioner1255844189
  2. Amy CorsoliniFamily Nurse Practitioner1992407738
  3. Debra Herz, FNP-BCFamily Nurse Practitioner1275842650
  4. Shannon Hiller, APRNFamily Nurse Practitioner1003572470
  5. Alisha Jackson, FNPFamily Nurse Practitioner1487197745
  6. Robert Koogler, M.D.Occupational Medicine Physician1780821181

Verify John M. Curtin 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 036049470
    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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6.0 times the Medicare Part D claims of the average family medicine physician in 2024

21,094 Medicare Part D claims for 443 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 241 claims were for opioids.

  1. John Curtin21,094
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium1,433 claims
  2. Gabapentin1,028 claims
  3. Amlodipine Besylate927 claims
  4. Levothyroxine Sodium904 claims
  5. Eliquis778 claims
  6. Furosemide664 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. Asad Zaman MD SCOak Lawn, IL

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

John M. Curtin among 6,215 family medicine physician records in Illinois

John M. Curtin, DO 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 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 50% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1973 · median 2006 among the 3,714 with a school on file
  • Record last updated2016 · 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).

5 family medicine physician records list a practice address in Peru

They are 5 of the 224 NPPES records with a practice address in Peru, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Alejandro Bernal, MDPeru, IL 613541346253630
  2. Grant Reed, DOPeru, IL 613541215354246
  3. Michelle Vasquez, MDPeru, IL 613541164629531
  4. Andrew Zidow, MDPeru, IL 613541700141009
  5. Manuel Ascano, MDPrinceton, IL 613561598712218
  6. Christopher Blanford, M.D.Princeton, IL 613561306286950
  7. Rick Cernovich, MDPrinceton, IL 613561508824723
  8. Gregg Davis, MDPrinceton, IL 613561306887674

Common questions

What is John M. Curtin, DO's NPI number?

John M. Curtin, DO's National Provider Identifier (NPI) is 1346393428, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John M. Curtin, DO located?

The NPPES record lists a practice address at 1650 Midtown RD, Peru, IL, 61354. Phone: (815) 223-6843. Providers update this record themselves, so call before visiting.

How can I verify John M. Curtin, DO's license?

NPPES lists Illinois license number 036049470, 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 John M. Curtin, DO prescribe under Medicare Part D?

In 2024, John M. Curtin, DO had 21,094 Medicare Part D claims for 443 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.

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.