GREGORY WILLIAM CHARVILLE MD, PHD
NPI 1154716975
Pathology - Anatomic Pathology & Clinical Pathology in Stanford, CA
About Gregory William Charville Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY WILLIAM CHARVILLE MD, PHD (NPI 1154716975) is an individual anatomic pathology & clinical pathology provider in Stanford, California, licensed in California (A143870) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2015).
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
Gregory William Charville Md, Phd 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 Gregory Charville reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 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 17
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 94022 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.
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 Gregory Charville's NPI number?
The NPI number for Gregory Charville is 1154716975. It was assigned to this individual provider in the NPPES registry on March 30, 2015.
Where is Gregory Charville located?
Gregory Charville practices at 300 Pasteur Drive, Room L235, Stanford, CA 94022. The listed phone number is (650) 723-5252.
What is Gregory Charville's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Gregory Charville enrolled in Medicare?
Yes. Gregory Charville 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 Gregory Charville's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Charville reassigns Medicare benefits to 2 organizations: Stanford Health Care (Stanford, CA) and Lpch Medical Group Div Of Lucile (Palo Alto, CA). 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 Gregory Charville'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 Gregory Charville was last updated on March 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gregory William Charville, MD, PHD · NPI 1154716975
Anatomic Pathology & Clinical Pathology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since March 30, 2015.
## Identity
- **NPI:** 1154716975 (Entity type: Individual)
- **Enumerated:** March 30, 2015
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** A143870 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DRIVE, ROOM L235, Stanford, CA 94022
- **Phone:** (650) 723-5252
## 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): Stanford Health Care (NPI 1437292927, Stanford, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Stanford University School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** March 13, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1154716975) · Data from the CMS NPPES public registry.