James Richard Greenspon, MD
Family Medicine Physician · Lansing, IL
James Richard Greenspon, MD is a family medicine physician with a practice address in Lansing, Illinois, and NPI 1861547952, issued on Jan 25, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- James Richard Greenspon
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 18225 Torrence Ave, Lansing, IL 60438
- Phone
- (708) 474-1061
- Enumerated
- Jan 25, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (708) 474-1063
- Entity
- Type 1 · individual
Also registered at 18225 Torrence Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brittany CornejoNurse Practitioner1407655954
- Angela Dugo-Munizzi, FNP-BCFamily Nurse Practitioner1619426822
- Sage Sasso, PA-CPhysician Assistant1902778954
Verify James Richard Greenspon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
19 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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: $15.09
1 payment: food and beverage; the largest payer was Galderma Laboratories, L.P. The 55,478 providers of this specialty with any payment received $902.55 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.
6 family medicine physician records list a practice address in Lansing
They are 6 of the 270 NPPES records with a practice address in Lansing, and 6,215 family medicine physician records in Illinois.
All 6 in Lansing → All 6,215 in Illinois → Every provider in Lansing →
Other family medicine physician records in Illinois
- Jon Aagaard, MDWheaton, IL1750496923
- Napoleon Abando, MDWoodstock, IL1003972753
- Nikka Abaricia, MDChicago, IL1790366342
- Mohemmed AbbasChicago, IL1609612522
- Muhammad AbbasAlton, IL1588341556
- Syed AbbasWest Dundee, IL1972733103
- Stefanie AbbottMaywood, IL1861137457
- Roann Abdeladl, MDEvanston, IL1437087103
- Ahmed Abdelkader, MDChicago, IL1659104230
- Guy Abderholden, MDAntioch, IL1902899792
Common questions
What is James Richard Greenspon, MD's NPI number?
James Richard Greenspon, MD's National Provider Identifier (NPI) is 1861547952, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James Richard Greenspon, MD located?
The NPPES record lists a practice address at 18225 Torrence Ave, Lansing, IL, 60438. Phone: (708) 474-1061. Providers update this record themselves, so call before visiting.
How can I verify James Richard Greenspon, MD's license?
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 James Richard Greenspon, MD prescribe under Medicare Part D?
In 2024, James Richard Greenspon, MD had 19 Medicare Part D claims; 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.