Diane Collmar Merenda, D.O.
NPI 1487650396 · Anesthesiology Physician · New Hyde Park, NY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Collmar Merenda, D.O. is a Anesthesiology Physician provider in New Hyde Park, NY (NPI 1487650396).
Provider details
- NPI number
- 1487650396
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 195532 (NY)
Specialties & taxonomies
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
309 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 84 | $68 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 58 | $102 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 47 | $65 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 47 | $132 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 43 | $90 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 15 | $203 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-24
- Last updated
- 2008-10-17
Frequently asked questions
- What is Diane Collmar Merenda's NPI number?
- Diane Collmar Merenda's National Provider Identifier (NPI) is 1487650396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Collmar Merenda's specialty?
- Diane Collmar Merenda is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Collmar Merenda located?
- Diane Collmar Merenda's practice location on file with NPPES is 2800 Marcus Ave, New Hyde Park, NY 11042-1008.
- What is Diane Collmar Merenda's phone number?
- The practice phone number listed in the NPPES registry for Diane Collmar Merenda is (516) 622-7405.
- Does Diane Collmar Merenda accept Medicare?
- Diane Collmar Merenda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Collmar Merenda's NPI active?
- Yes — Diane Collmar Merenda's NPI (1487650396) is active in the NPPES registry as of the last update on 2008-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.