Question 1

What is William V Hahn, M.D.'s email address?

Accepted Answer

William V Hahn, M.D.'s email address is available to verified Dmand AI users. Their primary practice is located at Sansum Clinic Pueblo Multi-Specialty Clinic in Santa Barbara, California. Sign up for a free trial to reveal their direct contact information.

Question 2

What is William V Hahn, M.D.'s phone number?

Accepted Answer

William V Hahn, M.D.'s direct phone number is available to Dmand AI subscribers. To access their direct number, start a free trial.

Question 3

Where does William V Hahn, M.D. practice?

Accepted Answer

William V Hahn, M.D. is a Gastroenterology Physician physician currently practicing at Sansum Clinic Pueblo Multi-Specialty Clinic in Santa Barbara, California. They hold admitting privileges at 0 hospital(s), including . To see all the affiliations of William V Hahn, M.D., start a free trial.

Question 4

What is William V Hahn, M.D.'s specialty?

Accepted Answer

William V Hahn, M.D. is a board-certified Gastroenterology Physician physician with a subspecialty in Gastroenterology. They practice at Sansum Clinic Pueblo Multi-Specialty Clinic in Santa Barbara, California.

Question 5

What procedures does William V Hahn, M.D. perform?

Accepted Answer

William V Hahn, M.D. performs procedures across 1489 clinical categories. Their most commonly billed procedures based on Medicare claims data include , , and . Full procedure and CPT code data is available to Dmand AI subscribers, start a free trial.

Question 6

What is William V Hahn, M.D.'s NPI number?

Accepted Answer

William V Hahn, M.D.'s National Provider Identifier (NPI) is 1033227582. This is a public identifier issued by CMS and can be verified at the NPPES NPI Registry. Their primary taxonomy code is 207RG0100X, corresponding to Gastroenterology Physician.

Question 7

What EHR does William V Hahn, M.D. use?

Accepted Answer

The EHR and practice technology used by William V Hahn, M.D. at Sansum Clinic Pueblo Multi-Specialty Clinic is available to Dmand AI subscribers. Sign up for a free trial to unlock the full technology stack.

Question 8

What insurance does William V Hahn, M.D. accept?

Accepted Answer

William V Hahn, M.D. accepts 12 insurance plans. A full list of accepted payers is available in the profile above.

Question 9

What hospital is William V Hahn, M.D. affiliated with?

Accepted Answer

William V Hahn, M.D. holds hospital privileges at 0 institution(s). Their primary affiliation is in , .

Question 10

What are William V Hahn, M.D.'s board certifications?

Accepted Answer

William V Hahn, M.D. is board certified by American Board of Internal Medicine in Internal Medicine with subspecialty certification in Gastroenterology. They have maintained this certification since .

Question 11

Where did William V Hahn, M.D. go to medical school?

Accepted Answer

William V Hahn, M.D. received their medical degree from University Of Washington School Of Medicine in 1971. They completed their Internal Medicine residency at University of California (San Diego) Medical Center and a fellowship in Gastroenterology at University of California (San Diego) Medical Center.

Question 12

How many patients does William V Hahn, M.D. see per year?

Accepted Answer

Based on CMS Medicare Part B claims data, William V Hahn, M.D. served approximately 1460 Medicare beneficiaries in 2023. Total patient volume including non-Medicare patients is available to Dmand AI subscribers.

Question 13

What group practice does William V Hahn, M.D. belong to?

Accepted Answer

William V Hahn, M.D. is affiliated with SANSUM CLINIC, a large (20+ physician) practice with 229 physicians based in Santa Barbara, California. The practice is independently owned.

Question 14

Does William V Hahn, M.D. conduct clinical research or trials?

Accepted Answer

William V Hahn, M.D. has 3 indexed publications on record and no active clinical trial listings were found at time of last verification. Their research activity is available to Dmand AI subscribers. Sign up for a free trial to unlock their full research activity.

#	Procedure Code (CPT®/HCPCS II)	Procedure Patients	Procedure Volume
1	G0500Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	502	508
2	45385Removal of polyps or growths of large bowel using an endoscope with mechanical snare	223	224
3	43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope	129	130
4	99214Established patient office or other outpatient visit, 30-39 minutes	120	133
5	G0105Colorectal cancer screening; colonoscopy on individual at high risk	107	107

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William V Hahn, M.D.

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