John P Kelly MD a Professional Medical Corporation
NPI 1558586438 · Orthopaedic Surgery Physician · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John P Kelly MD a Professional Medical Corporation is a Orthopaedic Surgery Physician organization in Los Angeles, CA (NPI 1558586438).
Provider details
- NPI number
- 1558586438
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Kelly, President(714) 369-9426
- License
- A68410 (CA)
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
19 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
Other names (DBA / former)
- Doing business as
- Orange County Orthopaedic Specialists
Registry dates
- Enumerated
- 2007-04-16
- Last updated
- 2021-01-31
- Certified
- 2021-01-31
Frequently asked questions
- What is John P Kelly MD a Professional Medical Corporation's NPI number?
- John P Kelly MD a Professional Medical Corporation's National Provider Identifier (NPI) is 1558586438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John P Kelly MD a Professional Medical Corporation?
- John P Kelly MD a Professional Medical Corporation is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John P Kelly MD a Professional Medical Corporation located?
- John P Kelly MD a Professional Medical Corporation's practice location on file with NPPES is 2121 Malcolm Ave, Los Angeles, CA 90025-4045.
- What is John P Kelly MD a Professional Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for John P Kelly MD a Professional Medical Corporation is (714) 369-9426.
- Does John P Kelly MD a Professional Medical Corporation accept Medicare?
- John P Kelly MD a Professional Medical Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for John P Kelly MD a Professional Medical Corporation?
- The authorized official listed on John P Kelly MD a Professional Medical Corporation's NPPES record is John Kelly, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John P Kelly MD a Professional Medical Corporation's NPI active?
- Yes — John P Kelly MD a Professional Medical Corporation's NPI (1558586438) is active in the NPPES registry as of the last update on 2021-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.