DR. ROBERT RYAN HOLMES MD
NPI 1962493841
Hospitalist in San Diego, CA
About Dr. Robert Ryan Holmes Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT RYAN HOLMES MD (NPI 1962493841) is an individual hospitalist provider in San Diego, California, licensed in California (C152909) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical Branch At Galveston (2002).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Robert Ryan Holmes Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Robert Holmes reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92111
- Reassigned Medicare billing, California enrollment
- 1,233 clinicians in this Medicare group
Tacoma, WA 98402
- Reassigned Medicare billing, Texas enrollment
- 478 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92123 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN DIEGO, CA 92123
SAN DIEGO, CA 92123
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 Robert Holmes's NPI number?
The NPI number for Robert Holmes is 1962493841. It was assigned to this individual provider in the NPPES registry on October 31, 2005.
Where is Robert Holmes located?
Robert Holmes practices at 2929 Health Center Dr, San Diego, CA 92123. The listed phone number is (858) 499-2616.
What is Robert Holmes's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Robert Holmes enrolled in Medicare?
Yes. Robert Holmes is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Robert Holmes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Holmes reassigns Medicare benefits to 2 organizations: Sharp Rees-Stealy Medical Group, Inc (San Diego, CA) and Sound Inpatient Physicians Of Texas I, Inc (Tacoma, WA). Each 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 Robert Holmes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Robert Holmes was last updated on April 20, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Robert Ryan Holmes, MD · NPI 1962493841
Hospitalist physician in San Diego, California. Individual provider, active in the CMS NPPES registry since October 31, 2005.
## Identity
- **NPI:** 1962493841 (Entity type: Individual)
- **Enumerated:** October 31, 2005
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** C152909 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2929 HEALTH CENTER DR, San Diego, CA 92123-2762
- **Phone:** (858) 499-2616
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sharp Rees-Stealy Medical Group, Inc (NPI 1285616177, San Diego, CA); Sound Inpatient Physicians Of Texas I, Inc (NPI 1629403761, Tacoma, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical Branch At Galveston, class of 2002
## Record status
- **NPPES last updated:** April 20, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1962493841) · Data from the CMS NPPES public registry.