Johannes Czernin, MD
NPI 1942245758 · Nuclear Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nuclear Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johannes Czernin, MD is a Nuclear Medicine Physician provider in Los Angeles, CA (NPI 1942245758).
Provider details
- NPI number
- 1942245758
- Entity type
- Individual
- Primary specialty
- Nuclear Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A56351 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Technologists, Technicians & Other Technical Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
503 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) |
|---|---|---|
| Technetium Tc-99m Tetrofosmin, Diagnostic, Per Study DoseA9502 | 134 | $96 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 127 | $122 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 119 | $44 |
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect78452 | 67 | $496 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 17 | $367 |
| Nuclear Medicine Study of Brain With Metabolic Evaluation78608 | 15 | $75 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-17
- Last updated
- 2013-02-05
Frequently asked questions
- What is Johannes Czernin's NPI number?
- Johannes Czernin's National Provider Identifier (NPI) is 1942245758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johannes Czernin's specialty?
- Johannes Czernin is listed in the NPPES registry with a primary specialty of Nuclear Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Johannes Czernin located?
- Johannes Czernin's practice location on file with NPPES is 10833 Le Conte Ave, Los Angeles, CA 90095-3075.
- What is Johannes Czernin's phone number?
- The practice phone number listed in the NPPES registry for Johannes Czernin is (310) 301-6800.
- Does Johannes Czernin accept Medicare?
- Johannes Czernin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Johannes Czernin's NPI active?
- Yes — Johannes Czernin's NPI (1942245758) is active in the NPPES registry as of the last update on 2013-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.