DR. SANJAY PRAKASH MUTTREJA MD
NPI 1447201173
Hospitalist in Saint Helena, CA
About Dr. Sanjay Prakash Muttreja Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SANJAY PRAKASH MUTTREJA MD (NPI 1447201173) is an individual hospitalist provider in Saint Helena, California, licensed in California (C132005) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 7
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. Sanjay Prakash Muttreja 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
8Medicare enrollment records show Sanjay Muttreja reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Clearlake, CA 95422
- Reassigned Medicare billing, California enrollment
- 962 clinicians in this Medicare group
Daly City, CA 94015
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of San Mateo
- Also billed through NPI 1831268580 (California)
- 597 clinicians in this Medicare group
Merced, CA 95340
- Reassigned Medicare billing, California enrollment
- 126 clinicians in this Medicare group
Colton, CA 92324
- Reassigned Medicare billing, California enrollment
- 338 clinicians in this Medicare group
Wildomar, CA 92595
- Reassigned Medicare billing, California enrollment
- 69 clinicians in this Medicare group
Temecula, CA 92590
- Reassigned Medicare billing, California enrollment
- 18 clinicians in this Medicare group
Temecula, CA 92592
- Reassigned Medicare billing, California enrollment
- 5 clinicians in this Medicare group
Temecula, CA 92592
- Reassigned Medicare billing, California enrollment
- 17 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 3
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 94574 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SAINT HELENA, CA 94574
SAINT HELENA, CA 94574
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 Sanjay Muttreja's NPI number?
The NPI number for Sanjay Muttreja is 1447201173. It was assigned to this individual provider in the NPPES registry on May 15, 2006.
Where is Sanjay Muttreja located?
Sanjay Muttreja practices at 10 Woodland Rd, Saint Helena, CA 94574. The listed phone number is (707) 963-6399.
What is Sanjay Muttreja's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Sanjay Muttreja enrolled in Medicare?
Yes. Sanjay Muttreja 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 Sanjay Muttreja's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sanjay Muttreja reassigns Medicare benefits to 8 organizations: Galen Inpatient Physicians, PC (Clearlake, CA), San Mateo County (Daly City, CA), Merced Hospitalist Medical Group, Inc. (Merced, CA), Quantum Healthcare Medical Associates Inc. (Colton, CA), Acute Care Associates Of California PC (Wildomar, CA) and 3 more organizations, listed in the Medicare section above. 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 Sanjay Muttreja'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 Sanjay Muttreja was last updated on December 1, 2017. 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. Sanjay Prakash Muttreja, MD · NPI 1447201173
Hospitalist physician in Saint Helena, California. Individual provider, active in the CMS NPPES registry since May 15, 2006.
## Identity
- **NPI:** 1447201173 (Entity type: Individual)
- **Enumerated:** May 15, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** C132005 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 10 WOODLAND RD, Saint Helena, CA 94574-9554
- **Phone:** (707) 963-6399 · **Fax:** (707) 967-5915
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Galen Inpatient Physicians, PC (NPI 1801536867, Clearlake, CA); San Mateo County (NPI 1053367854, Daly City, CA); Merced Hospitalist Medical Group, Inc. (NPI 1730431875, Merced, CA); Quantum Healthcare Medical Associates Inc. (NPI 1568490597, Colton, CA); Acute Care Associates Of California PC (NPI 1194588392, Wildomar, CA); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** December 1, 2017
- **Other identifiers:** Medicare PIN 4235S (FL); Medicare UPIN G63783 (FL); Medicare PIN CA216876 (CA); and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1447201173) · Data from the CMS NPPES public registry.