JAMES MATHEW MALONE III MD
NPI 1457343113
Internal Medicine - Hematology in Stanford, CA
About James Mathew Malone Iii Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES MATHEW MALONE III MD (NPI 1457343113) is an individual hematology provider in Stanford, California, licensed in California (A64765) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Upmc Pinnacle Hospitals, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 6
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
James Mathew Malone Iii 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
3Medicare enrollment records show James Malone reassigns Medicare billing to 3 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
Templeton, CA 93465
- Reassigned Medicare billing, California enrollment
- 263 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 6
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Upmc Pinnacle Hospitals
Acute Care Hospitals · Harrisburg, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94305 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.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 James Malone's NPI number?
The NPI number for James Malone is 1457343113. It was assigned to this individual provider in the NPPES registry on August 18, 2005.
Where is James Malone located?
James Malone practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is James Malone's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.
Is James Malone enrolled in Medicare?
Yes. James Malone 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 James Malone's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Malone reassigns Medicare benefits to 3 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA) and Pacific Central Coast Health Centers (Templeton, 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 James Malone's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is James Malone affiliated with any hospitals?
According to CMS data, James Malone is affiliated with Upmc Pinnacle Hospitals.
When was this NPI record last updated?
The NPPES record for James Malone was last updated on April 12, 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.
# James Mathew Malone III, MD · NPI 1457343113
Hematology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since August 18, 2005.
## Identity
- **NPI:** 1457343113 (Entity type: Individual)
- **Enumerated:** August 18, 2005
- **Primary specialty:** Internal Medicine - Hematology · taxonomy 207RH0000X
- **State license:** A64765 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000 · **Fax:** (805) 595-3231
## 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:** 3 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); Pacific Central Coast Health Centers (NPI 1225428600, Templeton, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Nebraska College Of Medicine, class of 1995
## Record status
- **NPPES last updated:** April 12, 2024
- **Other identifiers:** Other M124883; Other 1018; Other ZZZ002934Z; and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1457343113) · Data from the CMS NPPES public registry.