Ronald Marcus, M.D.
NPI 1497789283 · Obstetrics & Gynecology Physician · Boston, MA
Ronald Marcus, M.D. is a Obstetrics & Gynecology Physician provider in Boston, MA (NPI 1497789283).
Provider details
- NPI number
- 1497789283
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 41797 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2009-08-28
Frequently asked questions
- What is Ronald Marcus's NPI number?
- Ronald Marcus's National Provider Identifier (NPI) is 1497789283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Marcus's specialty?
- Ronald Marcus is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Marcus located?
- Ronald Marcus's practice location on file with NPPES is B.i.d.m.c., Boston, MA 02215.
- What is Ronald Marcus's phone number?
- The practice phone number listed in the NPPES registry for Ronald Marcus is (617) 667-0492.
- Is Ronald Marcus's NPI active?
- Yes — Ronald Marcus's NPI (1497789283) is active in the NPPES registry as of the last update on 2009-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.