Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

NATHANIEL I COSTIN MD
NPI 1598468530
Hospitalist in Chicago, IL

Q: What is Nathaniel Costin's NPI number?

The NPI number for Nathaniel Costin is 1598468530. It was assigned to this individual provider in the NPPES registry on March 27, 2023.

Q: What is Nathaniel Costin's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Nathaniel Costin was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 27, 2023PECOS Enrolled

251 E HURON ST STE 16-738, CHICAGO, IL 60611(312) 926-5924(312) 926-6134 Get Directions Write a Review

NPPES record last updated: August 28, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 28, 2026, Mar 27, 2023 (2 updates tracked since 2023).

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About Nathaniel I Costin Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATHANIEL I COSTIN MD (NPI 1598468530) is an individual hospitalist provider in Chicago, Illinois, licensed in Illinois (036180991) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and maintains a secondary practice location in Hackensack.

NPPES Registry Identity

NPI1598468530

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameNATHANIEL I COSTINCredential: MD

Location Address251 E HURON ST STE 16-738Chicago, IL 60611-3055

Mailing Address30 Prospect AveHackensack, NJ 07601-1915

Phone(312) 926-5924

Fax(312) 926-6134

Sole ProprietorNo

Enumeration DateMarch 27, 2023

Last NPPES UpdateAugust 28, 20262 updates tracked since enumeration

NPPES CertifiedAugust 28, 2026

✔ NPI 1598468530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in IL · 036180991

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

251 E HURON ST STE 16-738, Chicago, IL 60611

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Secondary Practice Location 1

Location 130 Prospect AveHackensack, NJ 07601-1915 · Phone (551) 996-2000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nathaniel I Costin Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AISHA T AMUDA

Hospitalist