NPPES file of Aug 9, 2026

Lisa Ann Ryan, MD

Internal Medicine Physician · Chicago, IL

Lisa Ann Ryan, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1710207444, issued on Jun 4, 2010. Check the license (Illinois 036.150408, 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
1710207444
Name
Lisa Ann Ryan
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036.150408 IL
4301096278 MI
Self-reported in NPPES; status is on the state search
Practice location
3348 W 87TH St, Chicago, IL 60652
Phone
(773) 776-4471
Enumerated
Jun 4, 2010
Record last updated
Sep 16, 2025
Medicaid ID
1710207444 MI
Medicare enrollment
Enrolled (PECOS I20221005002253); 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 3348 W 87TH St

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

  1. Kathryn Allen, PAMedical Physician Assistant1841777687
  2. Nakia Campbell, NPFamily Nurse Practitioner1508425083
  3. Nayely Cortes, APRN, AGNP-CGerontology Nurse Practitioner1548947526
  4. David Flores, MDFamily Medicine Physician1407849078
  5. British Hughes, NURSE PRACTITIONERNurse Practitioner1053834259
  6. Maliha Khan, DPMFoot & Ankle Surgery Podiatrist1790165959

Verify Lisa Ann Ryan 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 036.150408
    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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59% more Medicare Part D claims than the average internal medicine physician in 2024

5,037 Medicare Part D claims for 569 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 133 claims were for opioids.

  1. Lisa Ryan5,037
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium526 claims
  2. Amlodipine Besylate292 claims
  3. Metformin Hcl185 claims
  4. Hydrochlorothiazide147 claims
  5. Losartan Potassium132 claims
  6. Lisinopril129 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. Oak Street Health Physicians Group PCChicago, IL

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

Lisa Ann Ryan among 7,238 internal medicine physician records in Illinois

Lisa Ann Ryan, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 51% of them.

  • NPI issued2010 · 51% of these records are older, 47% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2009 · median 2003 among the 3,580 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Maria Avendano, MDChicago, IL 606521578052130
  2. Pamela Cruz-Carandang, M.DChicago, IL 606521154423895
  3. Pamela Goodwin-Cole, MDChicago, IL 606521306877329
  4. Abdulkareem Khudeira, M.D.Chicago, IL 606521538105911
  5. Tri Kieu, MDChicago, IL 606521295314151
  6. Surender Lal, MDChicago, IL 606521124067863
  7. Brian Luc, M.D.Chicago, IL 606521376833657
  8. Manahil Munir, M.D.Chicago, IL 606521972124543

Common questions

What is Lisa Ann Ryan, MD's NPI number?

Lisa Ann Ryan, MD's National Provider Identifier (NPI) is 1710207444, issued on Jun 4, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Ann Ryan, MD located?

The NPPES record lists a practice address at 3348 W 87TH St, Chicago, IL, 60652. Phone: (773) 776-4471. Providers update this record themselves, so call before visiting.

How can I verify Lisa Ann Ryan, MD's license?

NPPES lists Illinois license number 036.150408, 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 Lisa Ann Ryan, MD prescribe under Medicare Part D?

In 2024, Lisa Ann Ryan, MD had 5,037 Medicare Part D claims for 569 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.