Donna Trees-Barker, ANP
NPI 1710131412 · Adult Health Nurse Practitioner · Hampton Bays, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donna Trees-Barker, ANP is a Adult Health Nurse Practitioner provider in Hampton Bays, NY (NPI 1710131412).
Provider details
- NPI number
- 1710131412
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ANP
- Sex
- Female
- Sole proprietor
- Yes
- License
- F301231 (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
17 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
888 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 419 | $88 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 191 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 84 | $124 |
| Placement of Ear Probe for Computerized Measurement of Sound With Interpretation and Report92587 | 38 | $20 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 37 | $125 |
| Limited Ultrasound Scan Behind Abdominal Cavity76775 | 32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 34 | 30 |
| Atorvastatin Calcium | 32 | 25 |
| Levothyroxine Sodium | 31 | 20 |
| Fluticasone Propionate | 23 | 20 |
| Amlodipine Besylate | 22 | 18 |
| Montelukast Sodium | 22 | 16 |
| Azithromycin | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,160 across 32 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
- 2008-11-07
- Last updated
- 2023-10-30
Frequently asked questions
- What is Donna Trees-Barker's NPI number?
- Donna Trees-Barker's National Provider Identifier (NPI) is 1710131412, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Trees-Barker's specialty?
- Donna Trees-Barker is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Donna Trees-Barker located?
- Donna Trees-Barker's practice location on file with NPPES is Hampton Medical Care, Hampton Bays, NY 11946.
- What is Donna Trees-Barker's phone number?
- The practice phone number listed in the NPPES registry for Donna Trees-Barker is (631) 728-8035.
- Does Donna Trees-Barker accept Medicare?
- Donna Trees-Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donna Trees-Barker's NPI active?
- Yes — Donna Trees-Barker's NPI (1710131412) is active in the NPPES registry as of the last update on 2023-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.