Theodore Long, M.D.
NPI 1265757454 · Internal Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theodore Long, M.D. is a Internal Medicine Physician provider in New Haven, CT (NPI 1265757454).
Provider details
- NPI number
- 1265757454
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 52498 (CT)
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
16 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 20 | 11 |
| Lisinopril | 18 | — |
| Metoprolol Succinate | 15 | — |
| Meloxicam | 14 | — |
| Metformin Hcl | 14 | — |
| Rosuvastatin Calcium | 14 | — |
| Amlodipine Besylate | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-03-31
- Last updated
- 2013-10-25
Frequently asked questions
- What is Theodore Long's NPI number?
- Theodore Long's National Provider Identifier (NPI) is 1265757454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Long's specialty?
- Theodore Long is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Theodore Long located?
- Theodore Long's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Theodore Long's phone number?
- The practice phone number listed in the NPPES registry for Theodore Long is (203) 688-2470.
- Does Theodore Long accept Medicare?
- Theodore Long is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theodore Long's NPI active?
- Yes — Theodore Long's NPI (1265757454) is active in the NPPES registry as of the last update on 2013-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.