Mark Seymour, M.D.
NPI 1235142050 · Family Medicine Physician · Randolph, VT
Mark Seymour, M.D. is a Family Medicine Physician provider in Randolph, VT (NPI 1235142050).
Provider details
- NPI number
- 1235142050
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0320000351 (VT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 96 | 53 |
| Lisinopril | 84 | 52 |
| Amlodipine Besylate | 52 | 31 |
| Losartan Potassium | 48 | 25 |
| Pravastatin Sodium | 47 | 26 |
| Levothyroxine Sodium | 42 | 24 |
| Simvastatin | 42 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-14
- Last updated
- 2014-05-01
Frequently asked questions
- What is Mark Seymour's NPI number?
- Mark Seymour's National Provider Identifier (NPI) is 1235142050, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Seymour's specialty?
- Mark Seymour is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Seymour located?
- Mark Seymour's practice location on file with NPPES is 44 S Main St, Randolph, VT 05060-1381.
- What is Mark Seymour's phone number?
- The practice phone number listed in the NPPES registry for Mark Seymour is (802) 234-9913.
- Is Mark Seymour's NPI active?
- Yes — Mark Seymour's NPI (1235142050) is active in the NPPES registry as of the last update on 2014-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.