DR. GANSEVOORT HURLBUT DUNNINGTON JR. M.D.
NPI 1336335140
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Saint Helena, CA

Q: What is Gansevoort Dunnington's NPI number?

The NPI number for Gansevoort Dunnington is 1336335140. It was assigned to this individual provider in the NPPES registry on September 15, 2007.

Q: What is Gansevoort Dunnington's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Active since September 15, 2007PECOS EnrolledAccepts Medicare Assignment

93.57/100

CMS Quality Rating

10 WOODLAND RD, SAINT HELENA, CA 94574(707) 963-6445(707) 967-5656 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 21, 2022, Jul 28, 2017 (2 updates tracked since 2017).

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About Dr. Gansevoort Hurlbut Dunnington Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GANSEVOORT HURLBUT DUNNINGTON JR. M.D. (NPI 1336335140) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Saint Helena, California, licensed in California (A82962) and active in the NPI registry since September 2007. He is enrolled in Medicare PECOS and is a graduate of Virginia Commonwealth University, School Of Medicine (1997).

NPPES Registry Identity

NPI1336335140

Entity TypeIndividualMale

Primary Taxonomy208G00000X

Provider Legal NameDR. GANSEVOORT HURLBUT DUNNINGTON JR.Credential: M.D.

Location Address10 WOODLAND RDSaint Helena, CA 94574-9554

Mailing AddressPo Box 7096Stockton, CA 95267-0096 · (209) 956-7725 · Fax (209) 956-7733

Phone(707) 963-6445

Fax(707) 967-5656

Sole ProprietorYes

Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 1997

Enumeration DateSeptember 15, 2007

Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration

✔ NPI 1336335140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians

Taxonomy Code208G00000X

License✔ Licensed in CA · A82962

Definition

A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

10 WOODLAND RD, Saint Helena, CA 94574

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gansevoort Hurlbut Dunnington Jr. M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305038951

PECOS Enrollment IDI20101014000389

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 16

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

103 services103 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

58 services54 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

48 services46 patients

Extensive reconstruction of upper heart chamber and alteration of electrical pathway using an endoscope 33266

This procedure involves significant reshaping of the upper chamber of your heart using a small camera (endoscope). It also changes the heart's electrical pathway to improve its function. It's a minimally invasive operation aimed at restoring normal heart rhythm.

44 services44 patients

Replacement of aortic valve through the skin and femoral artery 33361

This procedure, known as Transcatheter Aortic Valve Replacement (TAVR), involves replacing a damaged aortic valve through a small incision in the leg. A catheter is inserted into the femoral artery and guided up to the heart. The new valve is then positioned and deployed, restoring normal blood flow.

37 services37 patients

Coronary artery bypass using artery graft, 1 graft 33533

A coronary artery bypass with one artery graft is a surgical procedure to improve blood flow to your heart. An artery from another part of your body is used to bypass a blocked or narrowed coronary artery. This can help reduce chest pain and risk of heart attack.

25 services25 patients

Routine electrocardiogram (ecg) using at least 12 leads with tracing 93005

An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.

24 services24 patients

Harvest of vein using an endoscope 33508

Harvesting a vein using an endoscope is a procedure where a small camera is used to help surgeons remove a vein from your body. This vein is often used to bypass a blocked artery, improving blood flow to your heart.

21 services21 patients

Partial destruction and reconstruction of right upper heart chamber 33257

This procedure involves partially destroying and rebuilding the right upper chamber of your heart. It's done to correct irregular heart rhythms or other issues. It's a complex operation performed by expert heart surgeons to improve your heart's function.

20 services20 patients

Extensive destruction and reconstruction of right upper heart chamber on heart-lung machine 33259

This procedure involves the significant repair and rebuilding of the right upper chamber of your heart, using a heart-lung machine. This machine takes over heart and lung functions during the operation, ensuring oxygen-rich blood circulates in your body.

16 services16 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

15 services15 patients

Replacement of aortic valve on heart-lung machine 33405

The aortic valve replacement on a heart-lung machine is a procedure where your faulty aortic valve is replaced with a new one. During this operation, a machine takes over the job of your heart and lungs, ensuring the blood supply to your body is maintained.

14 services14 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

14 services14 patients

Coronary artery bypass using vein or artery graft, 2 grafts 33518

A coronary artery bypass with 2 grafts is a surgery to improve blood flow to your heart. A surgeon takes a healthy vein or artery from your body and attaches it to the blocked coronary artery. This creates a new path for blood to flow, bypassing the blockage.

12 services12 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

12 services12 patients

Radical reconstruction of mitral valve on heart-lung machine 33427

Radical reconstruction of the mitral valve on a heart-lung machine is a surgery to repair a damaged valve in your heart. The heart-lung machine takes over the function of your heart and lungs during the procedure. This allows the surgeon to work on a still, blood-free heart to improve its function.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94574 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$192.16 typical visit price

range $65.08 – $192.16

Typical copayment $48.04 (range $16.27 – $48.04)

Most-billed visit code 99205

Established Patient

$80.32 typical visit price

range $21.86 – $157.83

Typical copayment $20.08 (range $5.46 – $39.45)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.57/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

85.33

Promoting Interoperability

100

Improvement Activities

Leave this field empty

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DOUGLAS PHILIP TAPPER M.D.

Internal Medicine (Critical Care Medicine)

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-6399

DR. GEOFFREY WILLIAM HORN DO

Radiology (Diagnostic Radiology)

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-6430

KATHERINE LYNN SALLAS

Perfusionist

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-3611

DAN CLAY M.D.

Emergency Medicine

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-6311

NAZIR J. HABIB MD

Internal Medicine (Critical Care Medicine)

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-6399

SEANEEN WHALEY F.N.P

Nurse Practitioner (Family)

10 WOODLAND RD, ICU ROOM 500
SAINT HELENA, CA 94574

Napa County (707) 963-6445

MONA HUISMAN

Occupational Therapist

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-6596

ADVENTIST HEALTH CALIFORNIA MEDICAL GROUP, INC.

Preventive Medicine (Public Health & General Preventive Medicine)

10 WOODLAND RD
SAINT HELENA, CA 94574

Napa County (707) 963-2002

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gansevoort Dunnington's NPI number?

The NPI number for Gansevoort Dunnington is 1336335140. It was assigned to this individual provider in the NPPES registry on September 15, 2007.

Where is Gansevoort Dunnington located?

Gansevoort Dunnington practices at 10 Woodland Rd, Saint Helena, CA 94574. The listed phone number is (707) 963-6445.

What is Gansevoort Dunnington's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Is Gansevoort Dunnington enrolled in Medicare?

Yes. Gansevoort Dunnington is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Gansevoort Dunnington was last updated on July 21, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.