Stuart Seropian, MD
NPI 1871583328 · Medical Oncology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stuart Seropian, MD is a Medical Oncology Physician provider in New Haven, CT (NPI 1871583328).
Provider details
- NPI number
- 1871583328
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036025 (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
20 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
748 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 424 | $67 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 184 | $81 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 35 | $148 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 29 | $186 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 108 | 29 |
| Belumosudil Mesylatebrand: Rezurock | 48 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 44 | 11 |
| Dexamethasone | 29 | — |
| Ruxolitinib Phosphatebrand: Jakafi | 28 | 12 |
| Prednisone | 19 | — |
| Gabapentin | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-26
- Last updated
- 2011-04-04
Frequently asked questions
- What is Stuart Seropian's NPI number?
- Stuart Seropian's National Provider Identifier (NPI) is 1871583328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stuart Seropian's specialty?
- Stuart Seropian is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Stuart Seropian located?
- Stuart Seropian's practice location on file with NPPES is 800 Howard Ave, New Haven, CT 06519-1369.
- What is Stuart Seropian's phone number?
- The practice phone number listed in the NPPES registry for Stuart Seropian is (203) 785-4191.
- Does Stuart Seropian accept Medicare?
- Stuart Seropian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stuart Seropian's NPI active?
- Yes — Stuart Seropian's NPI (1871583328) is active in the NPPES registry as of the last update on 2011-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.