Fernando Jose Santiago-Colon, MD
Internal Medicine Physician · Chicago, IL
Fernando Jose Santiago-Colon, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1376233932, issued on May 8, 2023. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Fernando Jose Santiago-Colon
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD228768 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1969 W Ogden Ave, Chicago, IL 60612
- Phone
- (215) 588-3376
- Enumerated
- May 8, 2023
- Record last updated
- May 19, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1969 W Ogden Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aiah Abdel-AalPediatrics Physician1255115846
- Josephine Abelleira, OTR/LOccupational Therapist1942029764
- Nadine Abi-Younes, MDPediatric Anesthesiology Physician1306422589
- Indu Abraham, MSN, APRN, FNP-BCFamily Nurse Practitioner1538913942
- Tanja Acamovic, RNEmergency Registered Nurse1740098292
- Adebowale AdesidaPhysician Assistant1093407868
Verify Fernando Jose Santiago-Colon 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
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
50 Medicare Part D claims for 20 beneficiaries, against an average of 3,176 among the 108,855 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.
Fernando Jose Santiago-Colon among 7,238 internal medicine physician records in Illinois
Fernando Jose Santiago-Colon, 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 2023, is newer than 82% of them.
- NPI issued2023 · 82% of these records are older, 13% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2026 · 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).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Keith Boyd, M.D.Chicago, IL 606121174591978
- Lewis Coulson, M.D.Chicago, IL 606121619944931
- Henry Danko, M.D.Chicago, IL 606121780659524
- Denis Evans, M.D.Chicago, IL 606121952385841
- Tabassum Faruqi, M.D.Chicago, IL 606121013968536
- David Goldberg, MDChicago, IL 606121275588444
- Ionut Ilie, M.D.Chicago, IL 606121619926383
- Padma Kudaravalli, M.D.Chicago, IL 606121427004514
Common questions
What is Fernando Jose Santiago-Colon, MD's NPI number?
Fernando Jose Santiago-Colon, MD's National Provider Identifier (NPI) is 1376233932, issued on May 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Fernando Jose Santiago-Colon, MD located?
The NPPES record lists a practice address at 1969 W Ogden Ave, Chicago, IL, 60612. Phone: (215) 588-3376. Providers update this record themselves, so call before visiting.
How can I verify Fernando Jose Santiago-Colon, 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 Fernando Jose Santiago-Colon, MD prescribe under Medicare Part D?
In 2024, Fernando Jose Santiago-Colon, MD had 50 Medicare Part D claims for 20 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.