James Tretter, DO
NPI 1629079371 · Vascular Surgery Physician · Winchester, VA
Enrolled with Medicare as Practitioner - Vascular Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Tretter, DO is a Vascular Surgery Physician provider in Winchester, VA (NPI 1629079371).
Provider details
- NPI number
- 1629079371
- Entity type
- Individual
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OS007358L (PA)
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
21 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
466 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) |
|---|---|---|
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 93 | $36 |
| Ultrasound Study of Arm Or Leg Veins With Compression and Maneuvers93970 | 70 | $31 |
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers93971 | 55 | $20 |
| Complete Ultrasound Study of Arm and Leg Arteries93923 | 42 | $20 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 40 | $124 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,615 across 43 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
- 2005-08-03
- Last updated
- 2016-02-02
Frequently asked questions
- What is James Tretter's NPI number?
- James Tretter's National Provider Identifier (NPI) is 1629079371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Tretter's specialty?
- James Tretter is listed in the NPPES registry with a primary specialty of Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is James Tretter located?
- James Tretter's practice location on file with NPPES is 1870 Amherst St, Winchester, VA 22601-2873.
- What is James Tretter's phone number?
- The practice phone number listed in the NPPES registry for James Tretter is (540) 536-6721.
- Does James Tretter accept Medicare?
- James Tretter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Tretter's NPI active?
- Yes — James Tretter's NPI (1629079371) is active in the NPPES registry as of the last update on 2016-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.