Jose Diaz, D.O.
NPI 1740564533 · Surgery Physician · West Islip, NY
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jose Diaz, D.O. is a Surgery Physician provider in West Islip, NY (NPI 1740564533).
Provider details
- NPI number
- 1740564533
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 294195 (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
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
702 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 549 | $55 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 64 | $94 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 33 | $90 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 24 | $80 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 21 | $28 |
| Emergency Department Visit With Straightforward Medical Decision Making99282 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 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
Additional practice locations (2)
- 163 Van Buren RdCaribou, ME 04736-3567Phone: (207) 493-3500
- 1300 Roanoke AveRiverhead, NY 11901-2031Phone: (631) 548-6446
Registry dates
- Enumerated
- 2011-09-28
- Last updated
- 2018-08-23
Frequently asked questions
- What is Jose Diaz's NPI number?
- Jose Diaz's National Provider Identifier (NPI) is 1740564533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jose Diaz's specialty?
- Jose Diaz is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Jose Diaz located?
- Jose Diaz's practice location on file with NPPES is 1000 Montauk Hwy, West Islip, NY 11795.
- What is Jose Diaz's phone number?
- The practice phone number listed in the NPPES registry for Jose Diaz is (631) 465-6343.
- Does Jose Diaz accept Medicare?
- Jose Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jose Diaz's NPI active?
- Yes — Jose Diaz's NPI (1740564533) is active in the NPPES registry as of the last update on 2018-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.