JAMES RICHARD GREENSPON (MD) – Family Medicine Physician, NPI 1861547952

JAMES RICHARD GREENSPON (MD) is a healthcare provider. based in Lansing, Illinois. specializing in Family Medicine Physician. They hold the professional credentials MD. The NPI Number for JAMES RICHARD GREENSPON (MD) is 1861547952

Main info

Male
Sole Proprietor
Name
JAMES RICHARD GREENSPON (MD)
NPI
1861547952
Phone
(708) 474-1061
Address
18225 TORRENCE AVE
Enumeration Date
25 January 2007
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience43
Completeness75
Years active:19State licenses:0Digital endpointsOther names

Loading map...

Provider Addresses for JAMES RICHARD GREENSPON (MD)

  • 18225, Torrence Avenue, Oakglen, Lansing, Thornton Township, Cook County, Illinois, 60438, United States

    LANSING, IL 604382729

    Phone: (708) 474-1061

    Fax: (708) 474-1063

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $31.

Total Amount is formed as General ($31) + Research ($0) + Ownership ($0) = $31.

Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Galderma Laboratories, L.P. ($31).

Total Amount

$31

General + Research + Ownership

Payments

2

Total payment records

General Amount

$31

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-17

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2016-07-20

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20160720001358IFamily PracticeILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60438)

Loading plans...

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What NPI should I save for JAMES RICHARD GREENSPON (MD)?
Save NPI 1861547952 if you need a stable reference for JAMES RICHARD GREENSPON (MD).
Is JAMES RICHARD GREENSPON (MD) active in the national directory?
JAMES RICHARD GREENSPON (MD)'s public NPI profile is in an active state.
Does JAMES RICHARD GREENSPON (MD) list a primary specialty?
If you are matching referrals, note Family Medicine Physician for JAMES RICHARD GREENSPON (MD). Clinical services aligned with this taxonomy classification.
What location metadata exists for JAMES RICHARD GREENSPON (MD)?
The page summarizes Lansing, Illinois for JAMES RICHARD GREENSPON (MD); expand the address list for detail.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

Similar Providers

DR. MICHELE OSWALD (D.O.)

Family Medicine Physician
3157, Ridge Road, Lansing, Thornton Township, Cook County, Illinois, 60438, United States
NPI: 1942276167

DR. PETER HERBERT NEALE (D.O.)

Family Medicine Physician
18127, William Street, Lansing, Thornton Township, Cook County, Illinois, 60438, United States
NPI: 1205803483

CHISALU T NCHEKWUBE (M.D.)

Family Medicine Physician
4140 SOUTHWEST HWY
NPI: 1902224199

CYNTHIA ANYI OGOM (NP-C)

Family Medicine Physician
2521 RIDGE RD STE 6
NPI: 1194327403
18127 William St
NPI: 1588314066

GROUPS RECOVER TOGETHER - ILLINOIS LLC

Adult Mental Health Clinic/Center
111 S BEDFORD ST STE 205
NPI: 1558058685