DR. CALIFORNIA ROUTH DO M.D.
NPI 1366488298
Emergency Medicine - Emergency Medical Services in Cypress, TX
About Dr. California Routh Do M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CALIFORNIA ROUTH DO M.D. (NPI 1366488298) is an individual emergency medical services provider in Cypress, Texas, licensed in Texas (M1638) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Hca Houston Healthcare West, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
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. California Routh Do M.d. 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
4Medicare enrollment records show California Do reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77024
- Reassigned Medicare billing, Texas enrollment
- 408 clinicians in this Medicare group
Bellaire, TX 77401
- Reassigned Medicare billing, Texas enrollment
- 197 clinicians in this Medicare group
Pasadena, TX 77505
- Reassigned Medicare billing, Texas enrollment
- 644 clinicians in this Medicare group
Gainesville, TX 76240
- Reassigned Medicare billing, Texas enrollment
- 1,193 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 2
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hca Houston Healthcare West
Acute Care Hospitals · Houston, TXHca Houston Healthcare Medical Center
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77429 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
CYPRESS, TX 77429
CYPRESS, TX 77429
CYPRESS, TX 77429
CYPRESS, TX 77429
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 California Do's NPI number?
The NPI number for California Do is 1366488298. It was assigned to this individual provider in the NPPES registry on June 20, 2006.
Where is California Do located?
California Do practices at 21214 Northwest Fwy, Cypress, TX 77429. The listed phone number is (832) 912-3800.
What is California Do's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.
Is California Do enrolled in Medicare?
Yes. California Do 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 California Do's services?
According to the CMS Revalidation Reassignment List (October 2026 release), California Do reassigns Medicare benefits to 4 organizations: Memorial Hermann Hospital Based Physician Group (Houston, TX), Round Table Physicians Group PLLC (Bellaire, TX), Integrative Emergency Services Physician Group-Houston PLLC (Pasadena, TX) and Acs Primary Care Physicians Southwest, PA (Gainesville, TX). 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 California Do's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does California Do accept?
Health plans from Blue Cross and Blue Shield of Texas list California Do as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is California Do affiliated with any hospitals?
According to CMS data, California Do is affiliated with Hca Houston Healthcare West and Hca Houston Healthcare Medical Center.
When was this NPI record last updated?
The NPPES record for California Do was last updated on August 27, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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. California Routh Do, M.D. · NPI 1366488298
Emergency Medical Services physician in Cypress, Texas. Individual provider, active in the CMS NPPES registry since June 20, 2006.
## Identity
- **NPI:** 1366488298 (Entity type: Individual)
- **Enumerated:** June 20, 2006
- **Primary specialty:** Emergency Medicine - Emergency Medical Services · taxonomy 207PE0004X
- **State license:** M1638 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 21214 NORTHWEST FWY, Cypress, TX 77429-3373
- **Phone:** (832) 912-3800
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Memorial Hermann Hospital Based Physician Group (NPI 1295363497, Houston, TX); Round Table Physicians Group PLLC (NPI 1023439114, Bellaire, TX); Integrative Emergency Services Physician Group-Houston PLLC (NPI 1801458708, Pasadena, TX); Acs Primary Care Physicians Southwest, PA (NPI 1538101019, Gainesville, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2002
## Record status
- **NPPES last updated:** August 27, 2007
- **Other identifiers:** Medicare ID-Type Unspecified 8G4810 (TX); Medicare UPIN I03809 (TX)
---
Source: [NPI Profile](https://npiprofile.com/npi/1366488298) · Data from the CMS NPPES public registry.