RICHARD GREENFIELD M D A MEDICAL CORPORATION
NPI 1154468031
Orthopaedic Surgery in San Diego, CA
About Richard Greenfield M D A Medical Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RICHARD GREENFIELD M D A MEDICAL CORPORATION (NPI 1154468031) is a healthcare organization registered as an orthopaedic surgery in San Diego, California and active in the NPI registry since January 2007. The organization lists Richard Greenfield, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Richard Greenfield M D A Medical Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Richard Greenfield M D A Medical Corporation, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Richard Greenfield M D A Medical Corporation's NPI number?
The NPI number for Richard Greenfield M D A Medical Corporation is 1154468031. It was assigned to this organization in the NPPES registry on January 31, 2007.
Where is Richard Greenfield M D A Medical Corporation located?
Richard Greenfield M D A Medical Corporation is located at 3737 Moraga Ave A106, San Diego, CA 92117. The listed phone number is (858) 270-4420.
What is Richard Greenfield M D A Medical Corporation's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Richard Greenfield M D A Medical Corporation enrolled in Medicare?
Yes. Richard Greenfield M D A Medical Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Richard Greenfield M D A Medical Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Orthopedic Surgery, reassign their Medicare billing to Richard Greenfield M D A Medical Corporation. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Richard Greenfield M D A Medical Corporation was last updated on December 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Richard Greenfield M D A Medical Corporation · NPI 1154468031
Orthopaedic Surgery organization in San Diego, California. Organization record, active in the CMS NPPES registry since January 31, 2007.
## Identity
- **NPI:** 1154468031 (Entity type: Organization)
- **Enumerated:** January 31, 2007
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **Organization subpart:** No
- **Authorized official:** Richard Greenfield, PRESIDENT
## Practice location
- **Address:** 3737 MORAGA AVE, A106, San Diego, CA 92117-5404
- **Phone:** (858) 270-4420
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians (Orthopedic Surgery) reassign Medicare billing to this organization (form CMS-855R); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 20, 2010
- **Other identifiers:** Medicare UPIN A23393 (CA); Medicare ID-Type Unspecified W5257 (CA); Medicaid ZZZ82978Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1154468031) · Data from the CMS NPPES public registry.