Ronald Geiger, MD
NPI 1386633154 · Orthopaedic Surgery Physician · Cambridge, MA
Ronald Geiger, MD is a Orthopaedic Surgery Physician provider in Cambridge, MA (NPI 1386633154).
Provider details
- NPI number
- 1386633154
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 30091 (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
- 2005-10-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ronald Geiger's NPI number?
- Ronald Geiger's National Provider Identifier (NPI) is 1386633154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Geiger's specialty?
- Ronald Geiger is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Geiger located?
- Ronald Geiger's practice location on file with NPPES is 300 Mount Auburn St, Cambridge, MA 02138-5600.
- What is Ronald Geiger's phone number?
- The practice phone number listed in the NPPES registry for Ronald Geiger is (617) 491-6766.
- Is Ronald Geiger's NPI active?
- Yes — Ronald Geiger's NPI (1386633154) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.