What is Eric Nayman's NPI number?

Eric Nayman's National Provider Identifier (NPI) is 1992564546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Eric Nayman's specialty?

Eric Nayman is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).

Where is Eric Nayman located?

Eric Nayman's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.

What is Eric Nayman's phone number?

The practice phone number listed in the NPPES registry for Eric Nayman is (312) 666-3494.

Does Eric Nayman accept Medicare?

Eric Nayman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Eric Nayman's NPI active?

Yes — Eric Nayman's NPI (1992564546) is active in the NPPES registry as of the last update on 2024-06-24.

IndividualActiveAccepts Medicare

Eric Nayman, MD

NPI 1992564546 · Anatomic Pathology & Clinical Pathology Physician · Chicago, IL

Eric Nayman, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Chicago, IL (NPI 1992564546).

Provider details

NPI number: 1992564546
Entity type: Individual
Primary specialty: Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No

Practice location

251 E Huron St

Chicago, IL 60611-2908

Phone: (312) 666-3494

Street-level locationGet directions

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Mailing address

251 E Huron St

Chicago, IL 60611-2908

Specialties & taxonomies

Anatomic Pathology & Clinical Pathology PhysicianPrimary207ZP0102XLicense 125.083261 (IL)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Enrolled with Medicare as Order and Referring Only - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(51/100 index)

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

Registry tenure38% of score
2 yrs in NPPES registry
Profile completeness38% of score
83% 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.

Enumerated: 2024-03-18
Last updated: 2024-06-24
Certified: 2024-06-24

Frequently asked questions

What is Eric Nayman's NPI number?: Eric Nayman's National Provider Identifier (NPI) is 1992564546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Eric Nayman's specialty?: Eric Nayman is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
Where is Eric Nayman located?: Eric Nayman's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.
What is Eric Nayman's phone number?: The practice phone number listed in the NPPES registry for Eric Nayman is (312) 666-3494.
Does Eric Nayman accept Medicare?: Eric Nayman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Eric Nayman's NPI active?: Yes — Eric Nayman's NPI (1992564546) is active in the NPPES registry as of the last update on 2024-06-24.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions