Doctor profile · Federal record
Dr. Nels Gunnarsen, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Sacramento, CA
- NPI 1821193160
- Accepts Medicare
- MIPS 79.6 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4860 Y St, Suite 3100
Sacramento, CA 958172307
(916) 703-2273
fax (916) 703-2274 - Mailing address
-
4860 Y Street Suite 3100, Department of Radiology, University of California,Davis
Sacramento, CA 958172307
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- California #G87827
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821193160. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
602
Distinct HCPCS
9
Medicare allowed
$21,503
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77063 |
Screening 3d breast mammography | 134 | 134 | $28 | |
77067 |
Screening mammography | 134 | 134 | $36 | |
G0279 |
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 99 | 99 | $28 | |
76642 |
Limited ultrasound scan of 1 breast | 77 | 76 | $34 | |
77065 |
Diagnostic mammography of 1 breast | 63 | 61 | $38 | |
77066 |
Diagnostic mammography of both breasts | 51 | 51 | $46 | |
77063 |
Screening 3d breast mammography | 15 | 15 | $33 | |
77067 |
Screening mammography | 15 | 15 | $53 | |
77049 |
Mri scan of both breasts | 14 | 14 | $105 |
In context: peer comparison
Among 76 peers in this city , average services per provider: 212. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$24
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bard Peripheral Vascular, Inc. | 1 | $23.59 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Nels Gunnarsen's medical specialty?
Dr. Nels Gunnarsen practices Diagnostic Radiology Physician in Sacramento, CA.
Where does Dr. Nels Gunnarsen practice?
Dr. Nels Gunnarsen practices at 4860 Y St, Sacramento, CA 958172307. Office phone: 9167032273.
What is Dr. Nels Gunnarsen's NPI?
Dr. Nels Gunnarsen's National Provider Identifier (NPI) is 1821193160, issued by NPPES.
Does Dr. Nels Gunnarsen accept Medicare assignment?
Yes. Dr. Nels Gunnarsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nels Gunnarsen commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (HCPCS G0279). Source: CMS Medicare Physician & Other Practitioners file.