Barry A. Altshuler, MD
Pediatrics Physician · Crystal Lake, IL
Barry A. Altshuler, MD is a pediatrics physician with a practice address in Crystal Lake, Illinois, and NPI 1134100688, issued on Nov 10, 2005. Check the license (Illinois 036071366, 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
- Barry A. Altshuler
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 036071366 IL
Self-reported in NPPES; status is on the state search - Practice location
- 820 E Terra Cotta Ave, Crystal Lake, IL 60014
- Phone
- (815) 455-2100
- Enumerated
- Nov 10, 2005
- Record last updated
- Dec 14, 2023
- Fax
- (815) 455-3284
- Medicaid ID
- 036071366 IL
- Entity
- Type 1 · individual
Also registered at 820 E Terra Cotta Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Barry A. Altshuler 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 036071366Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Pediatrics Physician providers in Illinois
There are 3,176 pediatrics physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
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 Barry A. Altshuler, MD's NPI number?
Barry A. Altshuler, MD's National Provider Identifier (NPI) is 1134100688, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Barry A. Altshuler, MD located?
The NPPES record lists a practice address at 820 E Terra Cotta Ave, Crystal Lake, IL, 60014. Phone: (815) 455-2100. Providers update this record themselves, so call before visiting.
How can I verify Barry A. Altshuler, MD's license?
NPPES lists Illinois license number 036071366, 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.