What is John Perry's NPI number?

John Perry's National Provider Identifier (NPI) is 1659074854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Perry's specialty?

John Perry is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is John Perry located?

John Perry's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.

What is John Perry's phone number?

The practice phone number listed in the NPPES registry for John Perry is (312) 227-4000.

Is John Perry's NPI active?

Yes — John Perry's NPI (1659074854) is active in the NPPES registry as of the last update on 2026-01-20.

IndividualActive

John Perry, MD

NPI 1659074854 · Pediatrics Physician · Chicago, IL

John Perry, MD is a Pediatrics Physician provider in Chicago, IL (NPI 1659074854).

Provider details

NPI number: 1659074854
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 036.177636 (IL)

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense 036.177636 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(59/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

225 E Chicago Ave

Chicago, IL 60611-2991

Phone: (312) 227-4000

Street-level locationGet directions

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Mailing address