Nels N. Dahlgren, MD
NPI 1396884318ActiveIndividual· Anesthesiology· Carlsbad, NM
Anesthesiology (MD) in Carlsbad, New Mexico, trained at University of California, San Diego School of Medicine (class of 2002). 107 Medicare patients in 2024, $24,057 paid; nearly all of their 376 Part D prescriptions were generic (96%). Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $464.37 in all, mostly food and beverage.
Overview
| NPI | 1396884318 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 6, 2007 |
| Last updated in NPPES | Oct 13, 2026 |
| Certified by provider | Oct 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | MD2006-0838 | NM |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (NM) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 107 |
|---|---|
| Services billed | 298 across 35 procedure codes |
| Paid by Medicare | $24,057 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 467 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $11,202 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Anesthesiology |
| Secondary specialties | Addiction Medicine, Pain Management |
Medical group
- Carlsbad Anesthesia Services LLCCarlsbad, NM · 10 clinicians
Hospital affiliation
- Carlsbad Medical CenterCarlsbad, NM
Industry payments (Open Payments)
- 2025$464.37 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $292.44 | 3 |
| Saluda Medical Americas, Inc. | $171.93 | 3 |
What the 2025 payments were for
- Food and Beverage$464.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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