What is Petar Nikolic's NPI number?

Petar Nikolic's National Provider Identifier (NPI) is 1861296774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Petar Nikolic's specialty?

Petar Nikolic is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Petar Nikolic located?

Petar Nikolic's practice location on file with NPPES is 2160 S 1st Ave, Maywood, IL 60153-3328.

What is Petar Nikolic's phone number?

The practice phone number listed in the NPPES registry for Petar Nikolic is (888) 584-7888.

Is Petar Nikolic's NPI active?

Yes — Petar Nikolic's NPI (1861296774) is active in the NPPES registry as of the last update on 2026-06-04.

IndividualActive

Petar Nikolic, MD

NPI 1861296774 · Internal Medicine Physician · Maywood, IL

Petar Nikolic, MD is a Internal Medicine Physician provider in Maywood, IL (NPI 1861296774).

Provider details

NPI number: 1861296774
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 125.088126 (IL)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 125.088126 (IL)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(55/100 index)

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

Registry tenure38% of score
1 yr 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

2160 S 1st Ave

Maywood, IL 60153-3328

Phone: (888) 584-7888

Street-level locationGet directions

More IL providers

Mailing address