Doctor profile · Federal record
Dr. Gansevoort Dunnington, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Cardiac Surgery) · Saint Helena, CA
- NPI 1336335140
- Accepts Medicare
- MIPS 72.1 / 100 · 2023
- 29 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
10 Woodland RD
Saint Helena, CA 945749554
(707) 963-6445
fax (707) 967-5656 - Mailing address
-
Po Box 7096
Stockton, CA 952670096
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 208G00000X — NUCC code
- State license (1)
- California #A82962
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336335140. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
590
Distinct HCPCS
10
Medicare allowed
$251,638
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99205 |
New patient office or other outpatient visit, 60-74 minutes | 128 | 128 | $232 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 83 | 81 | $106 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 56 | 56 | $141 | |
33361 |
Replacement of aortic valve through the skin and femoral artery | 36 | 36 | $765 | |
33266 |
Extensive reconstruction of upper heart chamber and alteration of electrical pathway using an endoscope | 35 | 35 | $1,884 | |
93248 |
Heart rhythm review and interpretation of continous external ekg over 8-15 days | 35 | 35 | $28 | |
33257 |
Partial destruction and reconstruction of right upper heart chamber | 31 | 31 | $609 | |
33533 |
Coronary artery bypass using artery graft, 1 graft | 27 | 27 | $1,699 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 25 | $188 | |
33518 |
Coronary artery bypass using vein or artery graft, 2 grafts | 20 | 20 | $411 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 30. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$142,985
Transactions
55
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pulse Biosciences, Inc. | 12 | $137,102.67 | |
| ATRICURE, INC. | 26 | $4,922.95 | |
| Edwards Lifesciences Corporation | 8 | $598.69 | |
| Medtronic, Inc. | 4 | $200.49 | |
| iRhythm Technologies, Inc. | 1 | $84.74 | |
| Becton, Dickinson and Company | 1 | $21.39 | |
| AngioDynamics, Inc. | 1 | $19.68 | |
| LeMaitre Vascular, Inc. | 1 | $17.57 | |
| Baxter Healthcare | 1 | $17.03 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Gansevoort Dunnington's medical specialty?
Dr. Gansevoort Dunnington practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Saint Helena, CA.
Where does Dr. Gansevoort Dunnington practice?
Dr. Gansevoort Dunnington practices at 10 Woodland RD, Saint Helena, CA 945749554. Office phone: 7079636445.
What is Dr. Gansevoort Dunnington's NPI?
Dr. Gansevoort Dunnington's National Provider Identifier (NPI) is 1336335140, issued by NPPES.
Does Dr. Gansevoort Dunnington accept Medicare assignment?
Yes. Dr. Gansevoort Dunnington accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gansevoort Dunnington commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Telephone medical discussion with physician (HCPCS 99443); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.