What is Augustine Nnadi's NPI number?

Augustine Nnadi's National Provider Identifier (NPI) is 1003163932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Augustine Nnadi's specialty?

Augustine Nnadi is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).

Where is Augustine Nnadi located?

Augustine Nnadi's practice location on file with NPPES is 2900 North Lake Shore Drive, Chicago, IL 60657.

What is Augustine Nnadi's phone number?

The practice phone number listed in the NPPES registry for Augustine Nnadi is (773) 665-3000.

Does Augustine Nnadi accept Medicare?

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

Is Augustine Nnadi's NPI active?

Yes — Augustine Nnadi's NPI (1003163932) is active in the NPPES registry as of the last update on 2024-10-31.

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Augustine Nnadi, M.D

NPI 1003163932 · Hospitalist Physician · Chicago, IL

Augustine Nnadi, M.D is a Hospitalist Physician provider in Chicago, IL (NPI 1003163932).

Provider details

NPI number: 1003163932
Entity type: Individual
Primary specialty: Hospitalist PhysicianAllopathic & Osteopathic Physicians
Credential: M.D
Sex: Male
Sole proprietor: No
License: 125062028 (IL)

Practice location

2900 North Lake Shore Drive

Saint Joseph Hospital Internal Medicine Dept

Chicago, IL 60657

Phone: (773) 665-3000

Street-level locationGet directions

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Mailing address

2900 North Lake Shore Drive

Chicago, IL 60657

Specialties & taxonomies

Hospitalist PhysicianPrimary208M00000XLicense 01075415A (IN)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 125062028 (IL)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(74/100 index)

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

Registry tenure28% of score
14 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
645 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. 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.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	491	$160
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	61	$120
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	45	$73
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	29	$110
Hospital Discharge Day Management, More Than 30 Minutes99239	19	$105

Typical Medicare-allowed amounts for these services range $73–$160 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

Enumerated: 2012-08-09
Last updated: 2024-10-31
Certified: 2024-10-31

Frequently asked questions

What is Augustine Nnadi's NPI number?: Augustine Nnadi's National Provider Identifier (NPI) is 1003163932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Augustine Nnadi's specialty?: Augustine Nnadi is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
Where is Augustine Nnadi located?: Augustine Nnadi's practice location on file with NPPES is 2900 North Lake Shore Drive, Chicago, IL 60657.
What is Augustine Nnadi's phone number?: The practice phone number listed in the NPPES registry for Augustine Nnadi is (773) 665-3000.
Does Augustine Nnadi accept Medicare?: Augustine Nnadi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Augustine Nnadi's NPI active?: Yes — Augustine Nnadi's NPI (1003163932) is active in the NPPES registry as of the last update on 2024-10-31.

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

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	491	$160
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	61	$120
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	45	$73
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	29	$110
Hospital Discharge Day Management, More Than 30 Minutes99239	19	$105

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)