DR. ROBERT LEE HOOK III M.D.
NPI 1184659062
Emergency Medicine in Santa Monica, CA
About Dr. Robert Lee Hook Iii M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT LEE HOOK III M.D. (NPI 1184659062) is an individual emergency medicine provider in Santa Monica, California, licensed in California (A45710) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Robert Lee Hook Iii M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Robert Hook reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Monica, CA 90404
- Reassigned Medicare billing, California enrollment
- 1,204 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 4
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 90404 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.
SANTA MONICA, CA 90404
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 Hook's NPI number?
The NPI number for Robert Hook is 1184659062. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Robert Hook located?
Robert Hook practices at 1250 16th St, Santa Monica, CA 90404. The listed phone number is (310) 794-7700.
What is Robert Hook's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Robert Hook enrolled in Medicare?
Yes. Robert Hook is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Robert Hook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Hook reassigns Medicare benefits to Cep America - California (Santa Monica, CA). The 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 Hook'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 Hook was last updated on February 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 Lee Hook III, M.D. · NPI 1184659062
Emergency Medicine physician in Santa Monica, California. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1184659062 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A45710 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1250 16TH ST, Santa Monica, CA 90404-1249
- **Phone:** (310) 794-7700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Cep America - California (NPI 1063081545, Santa Monica, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 8, 2023
- **Other identifiers:** Medicaid 00A457100 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1184659062) · Data from the CMS NPPES public registry.