Raul V. Guerrero, MD
Internal Medicine Physician · Ottawa, IL
Raul V. Guerrero, MD is an internal medicine physician with a practice address in Ottawa, Illinois, and NPI 1053307660, issued on Sep 20, 2005. Check the license (Illinois 036079759, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Raul V. Guerrero
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036079759 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1614 E Norris Dr, Ottawa, IL 61350
- Phone
- (815) 433-1010
- Enumerated
- Sep 20, 2005
- Record last updated
- Mar 27, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (815) 433-0067
- Medicaid ID
- 036079759 IL
- Medicare enrollment
- Enrolled (PECOS I20050512000275); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1614 E Norris Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Raul V. Guerrero 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 036079759Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average internal medicine physician in 2024
11,230 Medicare Part D claims for 764 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 178 claims were for opioids.
Most prescribed
- Atorvastatin Calcium722 claims
- Lisinopril660 claims
- Metformin Hcl481 claims
- Amlodipine Besylate417 claims
- Gabapentin338 claims
- Metoprolol Succinate315 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.
Bills Medicare through 2 group practices
- Osf Multi-Specialty GroupPeoria, IL
- Ottawa Regional Hospital And Healthcare CenterOttawa, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Raul V. Guerrero among 7,238 internal medicine physician records in Illinois
Raul V. Guerrero, 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. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1983 · median 2003 among the 3,580 with a school on file
- Record last updated2013 · 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).
8 internal medicine physician records list a practice address in Ottawa
They are 8 of the 334 NPPES records with a practice address in Ottawa, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Ottawa → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Athar Baig, MDOttawa, IL 613501649852492
- Peter Borek, MDOttawa, IL 613501962176081
- Cynthia Cabalfin, M.D.Ottawa, IL 613501497708382
- Robert Maguire, MDOttawa, IL 613501174571673
- David Manigold, MDOttawa, IL 613501346299641
- Neil Pandya, M.D.Ottawa, IL 613501124403050
- Raihan Sayeed, MDOttawa, IL 613501053998526
- Ramon Inciong, MDOglesby, IL 613481891707998
Common questions
What is Raul V. Guerrero, MD's NPI number?
Raul V. Guerrero, MD's National Provider Identifier (NPI) is 1053307660, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Raul V. Guerrero, MD located?
The NPPES record lists a practice address at 1614 E Norris Dr, Ottawa, IL, 61350. Phone: (815) 433-1010. Providers update this record themselves, so call before visiting.
How can I verify Raul V. Guerrero, MD's license?
NPPES lists Illinois license number 036079759, 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 Raul V. Guerrero, MD prescribe under Medicare Part D?
In 2024, Raul V. Guerrero, MD had 11,230 Medicare Part D claims for 764 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.