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

Nicholas A. Marschalk, DO

Individual provider Infectious Disease Physician · NPI 1215399357

Nicholas A. Marschalk, DO is an Infectious Disease in Columbus, Ohio. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2016, 10 years ago. Practices with Osu Internal Medicine LLC, a 1,145-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
10
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
OH
In the registry since
2016
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.

See every abbreviation used in this directory →

Practice location Address checks out

1581 Dodd Dr
Columbus, OH 43210-1257
Phone: (614) 293-4854
Fax: (614) 293-8102
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 34.013105 (OH)

Record details

NPI number1215399357
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 28, 2016
Last updated in NPPESFebruary 10, 2026
Certification dateFebruary 10, 2026
Mailing address700 Ackerman Rd Ste 2120, Columbus, OH 43202-1559

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2016 (10 years in practice)
Group practice Osu Internal Medicine Llc — 1145 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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