John Friedman, MD
NPI 1740305671 · Diagnostic Radiology Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Friedman, MD is a Diagnostic Radiology Physician provider in West Hollywood, CA (NPI 1740305671).
Provider details
- NPI number
- 1740305671
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G35644 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,184 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Ct Scan of Blood Vessels and Grafts of Heart With Contrast75574 | 913 | $116 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 802 | $85 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician93018 | 568 | $14 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 544 | $22 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 397 | $10 |
| Nuclear Medicine Studies of Blood Flow in Heart Muscle at Rest and With Stress |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$123 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 127 S San Vicente Blvd Ste 3600Los Angeles, CA 90048-3311Phone: (310) 423-6500Fax: (310) 423-8396
Registry dates
- Enumerated
- 2007-03-20
- Last updated
- 2024-12-26
- Certified
- 2024-12-26
Frequently asked questions
- What is John Friedman's NPI number?
- John Friedman's National Provider Identifier (NPI) is 1740305671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Friedman's specialty?
- John Friedman is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Friedman located?
- John Friedman's practice location on file with NPPES is 8700 Beverly Blvd, West Hollywood, CA 90048-1804.
- What is John Friedman's phone number?
- The practice phone number listed in the NPPES registry for John Friedman is (310) 423-6500.
- Does John Friedman accept Medicare?
- John Friedman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Friedman's NPI active?
- Yes — John Friedman's NPI (1740305671) is active in the NPPES registry as of the last update on 2024-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.