Robert J. Longo, MD
Internal Medicine Physician · Long Grove, IL
Robert J. Longo, MD is an internal medicine physician with a practice address in Long Grove, Illinois, and NPI 1265437230, issued on Jun 16, 2005. Check the license (Illinois 036089997, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Robert J. Longo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036089997 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3880 Salem Lake Dr, Long Grove, IL 60047
- Phone
- (847) 719-2220
- Enumerated
- Jun 16, 2005
- Record last updated
- Mar 7, 2023
- Fax
- (847) 719-2265
- Medicaid ID
- 036089997 IL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 3880 Salem Lake Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Erin Daly, FNP-BCAdult Health Nurse Practitioner1891240636
- Donna Digloria, APNAdult Health Nurse Practitioner1629260724
Verify Robert J. Longo 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 036089997Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Robert J. Longo among 7,238 internal medicine physician records in Illinois
Robert J. Longo, 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 not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2023 · 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).
43 internal medicine physician records list a practice address in Long Grove
They are 43 of the 190 NPPES records with a practice address in Long Grove, and 7,238 internal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,238 in Illinois → Every provider in Long Grove → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nancy Awadallah, M.D.Long Grove, IL 600471952337172
- Marek Filipiuk, M.D.Long Grove, IL 600471013981778
- Lisa Gulcher, M.D.Lake Zurich, IL 600471992728885
- Khola Hai, MDLong Grove, IL 600471275544009
- Vishnu Jindal, M.D.Long Grove, IL 600471851344766
- David Kanarek, M.D.Long Grove, IL 600471437189842
- Rajeev Kapoor, M.D., M.P.HLake Zurich, IL 600471760445654
- Jeffry Kreamer, D.O.Long Grove, IL 600471225084916
Common questions
What is Robert J. Longo, MD's NPI number?
Robert J. Longo, MD's National Provider Identifier (NPI) is 1265437230, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert J. Longo, MD located?
The NPPES record lists a practice address at 3880 Salem Lake Dr, Long Grove, IL, 60047. Phone: (847) 719-2220. Providers update this record themselves, so call before visiting.
How can I verify Robert J. Longo, MD's license?
NPPES lists Illinois license number 036089997, 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.
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.