Stephen Kremer, M.D.
NPI 1811972664 · Diagnostic Radiology Physician · Lindenhurst, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kremer, M.D. is a Diagnostic Radiology Physician provider in Lindenhurst, NY (NPI 1811972664).
Provider details
- NPI number
- 1811972664
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 146436 (NY)
Specialties & taxonomies
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
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
19,739 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) |
|---|---|---|
| Screening Mammography77067 | 8,931 | $76 |
| Screening 3d Breast Mammography77063 | 8,309 | $30 |
| Complete Ultrasound Scan of 1 Breast76641 | 1,526 | $85 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 402 | $20 |
| Diagnostic Mammography of Both Breasts77066 | 224 | $93 |
| Diagnostic Mammography of 1 Breast77065 | 206 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-14
- Last updated
- 2009-10-28
Frequently asked questions
- What is Stephen Kremer's NPI number?
- Stephen Kremer's National Provider Identifier (NPI) is 1811972664, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kremer's specialty?
- Stephen Kremer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kremer located?
- Stephen Kremer's practice location on file with NPPES is 150 E Sunrise Hwy, Lindenhurst, NY 11757-2598.
- What is Stephen Kremer's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kremer is (631) 225-7200.
- Does Stephen Kremer accept Medicare?
- Stephen Kremer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kremer's NPI active?
- Yes — Stephen Kremer's NPI (1811972664) is active in the NPPES registry as of the last update on 2009-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.