Matthew Katz, M.D.
NPI 1952643595 · Diagnostic Radiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Katz, M.D. is a Diagnostic Radiology Physician provider in Stanford, CA (NPI 1952643595).
Provider details
- NPI number
- 1952643595
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A175815 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,784 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,026 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 209 | $81 |
| X-Ray of Chest, 2 Views71046 | 145 | $10 |
| Screening 3d Breast Mammography77063 | 139 | $26 |
| Screening Mammography77067 | 139 | $34 |
| Ct Scan of Chest Without Contrast71250 | 136 | $48 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-21
- Last updated
- 2023-09-01
- Certified
- 2023-09-01
Frequently asked questions
- What is Matthew Katz's NPI number?
- Matthew Katz's National Provider Identifier (NPI) is 1952643595, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Katz's specialty?
- Matthew Katz is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Katz located?
- Matthew Katz's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Matthew Katz's phone number?
- The practice phone number listed in the NPPES registry for Matthew Katz is (650) 723-4000.
- Does Matthew Katz accept Medicare?
- Matthew Katz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Katz's NPI active?
- Yes — Matthew Katz's NPI (1952643595) is active in the NPPES registry as of the last update on 2023-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.