Doctor profile · Federal record

Dr. Jonathan Steer-Massaro, MD, MPH

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics & Gynecology Physician · Student in an Organized Health Care Education/Training Program · Cleveland, OH

  • NPI 1407121734
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
9500 Euclid Ave
Cleveland, OH 441950001
(216) 372-1661
Additional location
850 Harrison Ave, Yacc 5
Boston, MA 021184001
(617) 414-2000
fax (617) 414-5798
Additional location
200 Exempla Cir
Lafayette, CO 800263370
(303) 689-4000

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
May 9, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
Colorado #DR.0066143 · Massachusetts #265869

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407121734. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
42
Distinct HCPCS
2
Medicare allowed
$1,352
HCPCS Description Services Patients Avg allowed
76830 Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 21 21 $32
76856 Complete ultrasound scan of pelvis 21 21 $32

In context: peer comparison

Among 30 peers in this city , average services per provider: 25. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
24
Patients
11
Total drug cost
$1,938
Drug Type Claims Patients Total cost
Estradiol Generic 12 0 $1,450
Metronidazole Generic 12 11 $489

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Steer-Massaro's medical specialty?
Dr. Jonathan Steer-Massaro practices Obstetrics & Gynecology Physician in Cleveland, OH.
Where does Dr. Jonathan Steer-Massaro practice?
Dr. Jonathan Steer-Massaro practices at 9500 Euclid Ave, Cleveland, OH 441950001. Office phone: 2163721661.
What is Dr. Jonathan Steer-Massaro's NPI?
Dr. Jonathan Steer-Massaro's National Provider Identifier (NPI) is 1407121734, issued by NPPES.
Does Dr. Jonathan Steer-Massaro accept Medicare assignment?
Yes. Dr. Jonathan Steer-Massaro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Steer-Massaro commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS 76830); Complete ultrasound scan of pelvis (HCPCS 76856). Source: CMS Medicare Physician & Other Practitioners file.