NATHAN J HOLLOWELL DO
NPI 1225779044
Anesthesiology in Indianapolis, IN

Active since April 05, 2022PECOS EnrolledAccepts Medicare Assignment
1130 W MICHIGAN ST, INDIANAPOLIS, IN 46202(317) 274-0076 Get Directions Write a Review

NPPES record last updated: June 4, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 4, 2026, Apr 5, 2022 (2 updates tracked since 2022).

About Nathan J Hollowell Do NPPES

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

NATHAN J HOLLOWELL DO (NPI 1225779044) is an individual anesthesiology provider in Indianapolis, Indiana, licensed in Indiana (02008249A) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Marian University College Of Osteopathic Medicine (2022).

NPPES Registry Identity

NPI1225779044
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameNATHAN J HOLLOWELLCredential: DO
Location Address1130 W MICHIGAN STIndianapolis, IN 46202-5209
Mailing Address1130 W Michigan StIndianapolis, IN 46202-5209
Sole ProprietorNo
Medical School CMSMarian University College Of Osteopathic MedicineGraduated 2022
Enumeration DateApril 5, 2022
Last NPPES UpdateJune 4, 20262 updates tracked since enumeration
NPPES CertifiedJune 4, 2026
NPI 1225779044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in IN · 02008249A
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
1130 W MICHIGAN ST, Indianapolis, IN 46202

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Nathan J Hollowell Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274911805
PECOS Enrollment IDI20260623004795
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.

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.

Student in an Organized Health Care Education/Training Program
1130 W MICHIGAN ST, FESLER HALL ROOM 204
INDIANAPOLIS, IN 46202
Student in an Organized Health Care Education/Training Program
1130 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Anesthesiology
1130 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Student in an Organized Health Care Education/Training Program
1130 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Anesthesiology
1130 W MICHIGAN ST, FESLER HALL 204
INDIANAPOLIS, IN 46202
Student in an Organized Health Care Education/Training Program
1130 W MICHIGAN ST
INDIANAPOLIS, IN 46202
Internal Medicine
1130 W MICHIGAN ST, SUITE 318
INDIANAPOLIS, IN 46202
Student in an Organized Health Care Education/Training Program
1130 W MICHIGAN ST
INDIANAPOLIS, IN 46202

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nathan Hollowell's NPI number?

The NPI number for Nathan Hollowell is 1225779044. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Nathan Hollowell located?

Nathan Hollowell practices at 1130 W Michigan St, Indianapolis, IN 46202. The listed phone number is (317) 274-0076.

What is Nathan Hollowell's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Nathan Hollowell enrolled in Medicare?

Yes. Nathan Hollowell is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Nathan Hollowell was last updated on June 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.