Karapet Guyumdzhyan, CRNA
NPI 1215257548ActiveIndividual· Nurse Anesthetist, Certified Registered· Waltham, MA
Nurse Anesthetist, Certified Registered (CRNA) with Umass Memorial Medical Group Inc and 1 other group, practicing in Waltham, Massachusetts. Medicare paid $12,752 for services to 132 patients in 2024. Lists Emerson Hospital - and 1 other hospital as hospital affiliations.
Overview
| NPI | 1215257548 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jun 9, 2010 |
| Last updated in NPPES | Jan 9, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | RN2278195 | MA |
| Nurse Anesthetist, Certified Registered | 367500000X | 3907 | CA |
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) (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 132 |
|---|---|
| Services billed | 144 across 36 procedure codes |
| Paid by Medicare | $12,752 |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
- Emerson Practice Associates II, IncConcord, MA · 50 clinicians
Hospital affiliations
- Emerson Hospital -W Concord, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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