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

Robert J Marquardt, DO

Individual provider Neuromuscular Medicine (Psychiatry & Neurology) Physician · NPI 1013335744

Robert J Marquardt, DO is a Neurology in Cleveland, Ohio. Qualified in 2014, 12 years ago. Practices with Cleveland Clinic, a 6,935-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
12
Licensed in
OH
In the registry since
2014
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

9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (216) 444-2200
Fax: (216) 445-9908
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neuromuscular Medicine (Psychiatry & Neurology) Physician (primary) Taxonomy 2084N0008X · Licence 34.012364 (OH)

Record details

NPI number1013335744
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 31, 2014
Last updated in NPPESJune 17, 2019

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Cleveland Clinic — 6935 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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