Diane Garrigan, D.O
NPI 1558300087 · Diagnostic Radiology Physician · West Islip, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Garrigan, D.O is a Diagnostic Radiology Physician provider in West Islip, NY (NPI 1558300087).
Provider details
- NPI number
- 1558300087
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Female
- Sole proprietor
- No
- License
- 220176 (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 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
671 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 | 240 | $39 |
| Screening 3d Breast Mammography77063 | 237 | $31 |
| Complete Ultrasound Scan of 1 Breast76641 | 104 | $53 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 41 | $31 |
| Diagnostic Mammography of 1 Breast77065 | 27 | $42 |
| Diagnostic Mammography of Both Breasts77066 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2016-03-24
Frequently asked questions
- What is Diane Garrigan's NPI number?
- Diane Garrigan's National Provider Identifier (NPI) is 1558300087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Garrigan's specialty?
- Diane Garrigan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Garrigan located?
- Diane Garrigan's practice location on file with NPPES is 1000 Montauk Hwy, West Islip, NY 11795-4927.
- What is Diane Garrigan's phone number?
- The practice phone number listed in the NPPES registry for Diane Garrigan is (952) 595-1101.
- Does Diane Garrigan accept Medicare?
- Diane Garrigan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Garrigan's NPI active?
- Yes — Diane Garrigan's NPI (1558300087) is active in the NPPES registry as of the last update on 2016-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.