CAROL SUMI MURAKAMI MD
NPI 1821085390
Internal Medicine - Gastroenterology in Redlands, CA
About Carol Sumi Murakami Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROL SUMI MURAKAMI MD (NPI 1821085390) is an individual gastroenterology provider in Redlands, California, licensed in Oregon (CP204540) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1985).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 1
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
Carol Sumi Murakami 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
4Medicare enrollment records show Carol Murakami reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Spokane, WA 99202
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Renton, WA 98057
- Reassigned Medicare billing, Washington enrollment
- 2,678 clinicians in this Medicare group
Granite Falls, WA 98252
- Reassigned Medicare billing, Washington enrollment
- 463 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92373 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
REDLANDS, CA 92373
REDLANDS, CA 92373
REDLANDS, CA 92373
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 Carol Murakami's NPI number?
The NPI number for Carol Murakami is 1821085390. It was assigned to this individual provider in the NPPES registry on September 30, 2005.
Where is Carol Murakami located?
Carol Murakami practices at 104 E Olive Ave Ste 100, Redlands, CA 92373. The listed phone number is (424) 338-0225.
What is Carol Murakami's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Carol Murakami enrolled in Medicare?
Yes. Carol Murakami 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 Carol Murakami's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carol Murakami reassigns Medicare benefits to 4 organizations: Southern California Permanente Medical Group (Anaheim, CA), Multicare Health System (Spokane, WA), Kaiser Foundation Health Plan Of Washington (Renton, WA) and Public Hospital Dist No 1 Skagit (Granite Falls, 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 Carol Murakami's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carol Murakami accept?
Health plans from Providence Health Plan list Carol Murakami 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.
When was this NPI record last updated?
The NPPES record for Carol Murakami was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Carol Sumi Murakami, MD · NPI 1821085390
Gastroenterology physician in Redlands, California. Individual provider, active in the CMS NPPES registry since September 30, 2005.
## Identity
- **NPI:** 1821085390 (Entity type: Individual)
- **Enumerated:** September 30, 2005
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** CP204540 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 104 E OLIVE AVE STE 100, Redlands, CA 92373-5255
- **Phone:** (424) 338-0225 · **Fax:** (209) 759-2672
## 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): Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA); Multicare Health System (NPI 1730687161, Spokane, WA); Kaiser Foundation Health Plan Of Washington (NPI 1124264577, Renton, WA); Public Hospital Dist No 1 Skagit (NPI 1033164470, Granite Falls, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loyola University Of Chicago, Stritch School Of Medicine, class of 1985
## Record status
- **NPPES last updated:** December 1, 2021
- **Other identifiers:** Other 100012670 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1821085390) · Data from the CMS NPPES public registry.