Cliff J. Ireland, D.O.
Internal Medicine Physician · Skokie, IL
Cliff J. Ireland, D.O. is an internal medicine physician with a practice address in Skokie, Illinois, and NPI 1952365116, issued on Apr 14, 2006. Check the license (Illinois 036071364, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Cliff J. Ireland
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036071364 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4905 Old Orchard Ctr, Skokie, IL 60077
- Phone
- (847) 679-6707
- Enumerated
- Apr 14, 2006
- Record last updated
- May 20, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (847) 679-6721
- Medicare enrollment
- Enrolled (PECOS I20051109000103); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 4905 Old Orchard Ctr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Fischer, MDInternal Medicine Physician1750345302
- Kathy Fisher, MDInternal Medicine Physician1396703997
- Vandana Jain, MDInternal Medicine Physician1730143728
- Gregory Kaczmarek, MDInternal Medicine Physician1629032958
- Stephen Kashian, MDInternal Medicine Physician1578527735
- Anuj Lal, MDInternal Medicine Physician1437328895
Verify Cliff J. Ireland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036071364Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% more Medicare Part D claims than the average internal medicine physician in 2024
4,758 Medicare Part D claims for 433 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 188 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium228 claims
- Atorvastatin Calcium196 claims
- Metformin Hcl154 claims
- Simvastatin146 claims
- Irbesartan144 claims
- Amlodipine Besylate136 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.
Industry payments in 2024: $2,989.84
157 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Cliff J. Ireland among 7,238 internal medicine physician records in Illinois
Cliff J. Ireland, D.O. 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1984 · median 2003 among the 3,580 with a school on file
- Record last updated2008 · 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).
65 internal medicine physician records list a practice address in Skokie
They are 65 of the 2,210 NPPES records with a practice address in Skokie, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Skokie → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Alla Brodech, MDSkokie, IL 600771225076953
- Leah Durst, M.D.Skokie, IL 600771356355465
- Matthew Fischer, MDSkokie, IL 600771750345302
- Kathy Fisher, MDSkokie, IL 600771396703997
- Anatoly Gorovits, M.D.Skokie, IL 600771790760965
- Vandana Jain, MDSkokie, IL 600771730143728
- Gregory Kaczmarek, MDSkokie, IL 600771629032958
- Stephen Kashian, MDSkokie, IL 600771578527735
Common questions
What is Cliff J. Ireland, D.O.'s NPI number?
Cliff J. Ireland, D.O.'s National Provider Identifier (NPI) is 1952365116, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cliff J. Ireland, D.O. located?
The NPPES record lists a practice address at 4905 Old Orchard Ctr, Skokie, IL, 60077. Phone: (847) 679-6707. Providers update this record themselves, so call before visiting.
How can I verify Cliff J. Ireland, D.O.'s license?
NPPES lists Illinois license number 036071364, 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 Cliff J. Ireland, D.O. prescribe under Medicare Part D?
In 2024, Cliff J. Ireland, D.O. had 4,758 Medicare Part D claims for 433 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.