Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Nathan J Hollowell, DO

Individual provider Anesthesiology Physician · NPI 1225779044

Nathan J Hollowell, DO is an Anesthesiology in Indianapolis, Indiana. Graduated from Marian University College of Osteopathic Medicine in 2022, 4 years ago. Practices with Northside Anesthesia Services, LLC, a 92-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
4
Trained at
Marian University College of Osteopathic Medicine
Licensed in
IN
In the registry since
2022
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1130 W Michigan St
Indianapolis, IN 46202-5209
Phone: (317) 274-0076
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 02008249A (IN)

Record details

NPI number1225779044
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 5, 2022
Last updated in NPPESJune 4, 2026
Certification dateJune 4, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolMARIAN UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2022 (4 years in practice)
Group practice Northside Anesthesia Services, Llc — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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