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

Jonathan S Steer-Massaro, MD, MPH

Individual provider Obstetrics & Gynecology Physician · NPI 1407121734

Jonathan S Steer-Massaro, MD, MPH is an Obstetrics/Gynecology in Cleveland, Ohio. Qualified in 2012, 14 years ago. Practices with Wooster Clinic LLC, a 288-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Colorado and Massachusetts.

Years since qualifying
14
Licensed in
CO, MA
In the registry since
2012
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (216) 372-1661
Show map & directions

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

Additional practice locations (2)

  • 200 Exempla Cir, Lafayette, CO 80026-3370 — (303) 689-4000
  • 850 Harrison Ave, Boston, MA 02118-4001 — (617) 414-2000

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence DR.0066143 (CO)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 265869 (MA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1407121734
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedMarch 20, 2012
Last updated in NPPESMay 9, 2022
Certification dateMay 9, 2022
Mailing address9500 Euclid Ave, Cleveland, OH 44195-0001

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Wooster Clinic Llc — 288 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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