Alan K. Summerfield, APRN, CRNA
NPI 1003822776ActiveIndividual· Nurse Anesthetist, Certified Registered· Stamford, CT
Nurse Anesthetist, Certified Registered (APRN, CRNA) with Integrated Anesthesia Associates LLC, practicing in Stamford, Connecticut. Medicare paid $10,398 for services to 101 patients in 2024. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $93.48 in all, mostly food and beverage. Lists Griffin Hospital as a hospital affiliation.
Overview
| NPI | 1003822776 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, CRNA |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Jun 11, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 001123 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 101 |
|---|---|
| Services billed | 101 across 37 procedure codes |
| Paid by Medicare | $10,398 |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Integrated Anesthesia Associates LLCHartford, CT · 409 clinicians
Hospital affiliation
- Griffin HospitalDerby, CT
Industry payments (Open Payments)
- 2025$93.48 · 4 payments from 2 companies
- 2024$40.19 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $65.94 | 3 |
| Csl Behring | $27.54 | 1 |
What the 2025 payments were for
- Food and Beverage$93.48 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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