Alexander Kagen, M.D.
NPI 1518174978 · Diagnostic Radiology Physician · New York, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Kagen, M.D. is a Diagnostic Radiology Physician provider in New York, NY (NPI 1518174978).
Provider details
- NPI number
- 1518174978
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 240310 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
449 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) |
|---|---|---|
| Mri Scan of Abdomen Before and After Contrast74183 | 121 | $252 |
| Mri Scan of Abdomen Before and After Contrast74183 | 88 | $110 |
| Mri Scan of Pelvis Before and After Contrast72197 | 83 | $112 |
| Mri Scan of Pelvis Before and After Contrast72197 | 69 | $200 |
| Mri Scan of Abdomen Without Contrast74181 | 26 | $75 |
| Imaging for Evaluation of Swallowing Function74230 | 19 | $27 |
| Ct Scan of Abdominal Aorta and Both Leg Arteries With Contrast |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$328 across 2 records (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
Registry dates
- Enumerated
- 2007-05-16
- Last updated
- 2015-01-07
Frequently asked questions
- What is Alexander Kagen's NPI number?
- Alexander Kagen's National Provider Identifier (NPI) is 1518174978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Kagen's specialty?
- Alexander Kagen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Kagen located?
- Alexander Kagen's practice location on file with NPPES is 1 Gustave L. Levy Place, New York, NY 10029-6574.
- What is Alexander Kagen's phone number?
- The practice phone number listed in the NPPES registry for Alexander Kagen is (212) 241-8395.
- Does Alexander Kagen accept Medicare?
- Alexander Kagen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Kagen's NPI active?
- Yes — Alexander Kagen's NPI (1518174978) is active in the NPPES registry as of the last update on 2015-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.