Stephen Holt, M.D.
NPI 1407984180 · Internal Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Holt, M.D. is a Internal Medicine Physician provider in New Haven, CT (NPI 1407984180).
Provider details
- NPI number
- 1407984180
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 044493 (CT)
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
59 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 46 | $81 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 13 | $83 |
Typical Medicare-allowed amounts for these services range $81–$83 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 101 | 20 |
| Buprenorphinebrand: Brixadi | 29 | — |
| Diazepam | 26 | — |
| Pregabalin | 26 | — |
| Gabapentin | 22 | — |
| Buprenorphine Hcl/Naloxone Hclbrand: Suboxone | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-02
- Last updated
- 2020-12-23
- Certified
- 2020-12-23
Frequently asked questions
- What is Stephen Holt's NPI number?
- Stephen Holt's National Provider Identifier (NPI) is 1407984180, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Holt's specialty?
- Stephen Holt is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Holt located?
- Stephen Holt's practice location on file with NPPES is 1450 Chapel St, New Haven, CT 06511-4405.
- What is Stephen Holt's phone number?
- The practice phone number listed in the NPPES registry for Stephen Holt is (203) 789-4094.
- Does Stephen Holt accept Medicare?
- Stephen Holt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Holt's NPI active?
- Yes — Stephen Holt's NPI (1407984180) is active in the NPPES registry as of the last update on 2020-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.