Richard George Grassy, MD
Pediatrics Physician · Mahomet, IL
Richard George Grassy, MD is a pediatrics physician with a practice address in Mahomet, Illinois, and NPI 1811054828, issued on Jan 2, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Richard George Grassy
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License numbers
- 16546-020 WI
5253 ND
Self-reported in NPPES; status is on the state search - Practice location
- 2408 Walden Woods CT, Mahomet, IL 61853
- Phone
- (217) 586-1859
- Enumerated
- Jan 2, 2007
- Record last updated
- Dec 19, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Richard George Grassy 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
3 pediatrics physician records list a practice address in Mahomet
They are 3 of the 139 NPPES records with a practice address in Mahomet, and 3,176 pediatrics physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3 in Mahomet → All 3,176 in Illinois → Every provider in Mahomet →
Other pediatrics physician records in Illinois
- Waleed Abbasi, M.D.Rockford, IL1487941969
- Aiah Abdel-AalChicago, IL1255115846
- Mahmoud Abdel-Ghani, MDSpringfield, IL1487495883
- Boraan Abdulkarim, MDMaywood, IL1700689379
- Lubna Abdullah, MDWheaton, IL1558504142
- Zainab Abdullah, M.D.Chicago, IL1356579650
- Sneha Abichandani, M.DChicago, IL1346505286
- Lynn Ables, MDWheaton, IL1285795989
- Emil Abraham, MDSpringfield, IL1396419768
- Rebecca AbrahamChicago, IL1154174209
Common questions
What is Richard George Grassy, MD's NPI number?
Richard George Grassy, MD's National Provider Identifier (NPI) is 1811054828, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Richard George Grassy, MD located?
The NPPES record lists a practice address at 2408 Walden Woods CT, Mahomet, IL, 61853. Phone: (217) 586-1859. Providers update this record themselves, so call before visiting.
How can I verify Richard George Grassy, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.