Jeffrey Haddock, M.D,
NPI 1861418782 · Family Medicine Physician · Williston, VT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Haddock, M.D, is a Family Medicine Physician provider in Williston, VT (NPI 1861418782).
Provider details
- NPI number
- 1861418782
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D,
- Sex
- Male
- Sole proprietor
- No
- License
- 0420011189 (VT)
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
19 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
917 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 292 | $123 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 213 | $9 |
| Hemoglobin A1c Level83036 | 107 | $10 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 88 | $173 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 67 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 301 | 81 |
| Lisinopril | 268 | 74 |
| Atorvastatin Calcium | 242 | 70 |
| Prednisone | 154 | 111 |
| Tamsulosin Hcl | 152 | 43 |
| Simvastatin | 130 | 36 |
| Hydrochlorothiazide | 112 | 36 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2023-03-07
Frequently asked questions
- What is Jeffrey Haddock's NPI number?
- Jeffrey Haddock's National Provider Identifier (NPI) is 1861418782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Haddock's specialty?
- Jeffrey Haddock is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Haddock located?
- Jeffrey Haddock's practice location on file with NPPES is 586 Oak Hill Rd, Williston, VT 05495-7103.
- What is Jeffrey Haddock's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Haddock is (802) 878-8131.
- Does Jeffrey Haddock accept Medicare?
- Jeffrey Haddock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Haddock's NPI active?
- Yes — Jeffrey Haddock's NPI (1861418782) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.