William Moon, NP
NPI 1568155182 · Acute Care Nurse Practitioner · Smithtown, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Moon, NP is a Acute Care Nurse Practitioner provider in Smithtown, NY (NPI 1568155182).
Provider details
- NPI number
- 1568155182
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- 432542 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 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
134 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 54 | $202 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 21 | $79 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 18 | $47 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 15 | $124 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 14 | $13 |
| Insertion of Needle Into Vein (3 Years Or Older)36410 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$40 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
- 2023-05-30
- Last updated
- 2023-05-30
- Certified
- 2023-05-30
Frequently asked questions
- What is William Moon's NPI number?
- William Moon's National Provider Identifier (NPI) is 1568155182, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Moon's specialty?
- William Moon is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Moon located?
- William Moon's practice location on file with NPPES is 50 New York Ave # 25a, Smithtown, NY 11787-3448.
- What is William Moon's phone number?
- The practice phone number listed in the NPPES registry for William Moon is (631) 862-3000.
- Does William Moon accept Medicare?
- William Moon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Moon's NPI active?
- Yes — William Moon's NPI (1568155182) is active in the NPPES registry as of the last update on 2023-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.