Allen Castillo, MD
Pediatrics Physician · Harvard, IL
Allen Castillo, MD is a pediatrics physician with a practice address in Harvard, Illinois, and NPI 1396881850, issued on Jan 30, 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
- Allen Castillo
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- Practice location
- 348 S Division St, Harvard, IL 60033
- Phone
- (815) 943-1122
- Enumerated
- Jan 30, 2007
- Entity
- Type 1 · individual
Also registered at 348 S Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Steffens, NP-CFamily Nurse Practitioner1497426290
- Shailesh Virani, MDFamily Medicine Physician1891842506
Verify Allen Castillo 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
2 pediatrics physician records list a Harvard practice address
They are 2 of the 82 NPPES records with a Harvard practice address, and 3,316 pediatrics physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2 in Harvard → All 3,316 in Illinois → Every provider in Harvard →
Other pediatrics physician records in Illinois
- Waleed Abbasi, M.D.Rockford, IL1487941969
- Aiah Abdel-AalChicago, IL1255115846
- Mahmoud Abdel-Ghani, MDSpringfield, IL1487495883
- Eman Abdel-Latief, M.D.Evanston, IL1508229949
- Raid Abdulla, MDChicago, IL1710037742
- Zainab Abdullah, M.D.Chicago, IL1356579650
- Sneha Abichandani, M.DChicago, IL1346505286
- Lynn Ables, MDWheaton, IL1285795989
- Alin Abraham, M.D.Lisle, IL1316101181
- Emil Abraham, MDSpringfield, IL1396419768
Common questions
What is Allen Castillo, MD's NPI number?
Allen Castillo, MD's National Provider Identifier (NPI) is 1396881850, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Allen Castillo, MD located?
The NPPES record lists a practice address at 348 S Division St, Harvard, IL, 60033. Phone: (815) 943-1122. Providers update this record themselves, so call before visiting.
How can I verify Allen Castillo, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.