Dr. William Vincent Harrity, MD
- Medicare services, 2024
- 305
- Medicare patients, 2024
- 204
- Hospital affiliations
- 4
- Industry payments
- $2,038
- Medical groups
- 3
- Practice address
- 100 W. California Blvd, Pasadena, CA 91105
- Practice phone
- Call (626) 397-2618
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Huntington Hospital - Unit
Acute Care Hospital-Unit · Pasadena, California
Find Dr. Harrity's professional email, personal email and mobile number
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Dr. William Vincent Harrity is an anesthesiologist in Pasadena, California
Dr. Harrity practices at Huntington Hospital - Unit in Pasadena, California.
Dr. Harrity's NPI, 1598786444, was assigned on July 23, 2006. Dr. Harrity graduated from Wayne State University School Of Medicine in 1985. Dr. Harrity holds California license G58058.
- NPI
- 1598786444NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365344165
- NPI enumeration date
- July 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 397-2618
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Vincent Harrity practices at Huntington Hospital - Unit in Pasadena, California
Dr. Harrity's primary practice is Huntington Hospital - Unit, at 100 W. California Blvd, Pasadena, CA 91105 in Los Angeles County. The practice phone is (626) 397-2618.
- Huntington Hospital - Unit100 W. California Blvd, Pasadena, CA 91105 · Los Angeles CountyPhone(626) 397-2618
Source: Dmand AI Affiliation Data
Dr. William Vincent Harrity is affiliated with 4 sites of care and 3 medical groups
Dr. Harrity's primary practice is Huntington Hospital - Unit in Pasadena, California. Dr. Harrity is also affiliated with Huntington Hospital. The medical group on file is Pacific Valley Medical Group. Dmand AI also links Dr. Harrity to 2 more hospitals and 2 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Vincent Harrity's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harrity practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntington Hospital - Unit | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Vincent Harrity is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Harrity's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Harrity is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Harrity's licenses on file in 2 states: California and Montana.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Montana license
Anesthesiologists near Dr. Harrity
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Vincent Harrity billed Medicare for 305 services in 2024
CMS data shows 305 Medicare services from Dr. Harrity across 13 procedure codes in 2024, for 204 Medicare patients. Medicare paid $27,220 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Harrity's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1002024: 13636%
- Anesthesia
- 2023: 252024: 88252%
- Imaging
- 2023: 332024: 81145%
- Tests and treatments
- 2023: 132024: 0100%
Dr. Harrity compared with the California median for anesthesiologists, 2024
- Dr. Harrity
- California median
- Medicare services
- 305vs 724.2 times
- Medicare patients
- 204vs 14343% above
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Harrity's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harrity and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Vincent Harrity treated 204 Medicare patients in 2024, average age 76
CMS counts 204 Medicare patients who saw Dr. Harrity in 2024. The largest group is 65 to 74, with 78 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.00, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Harrity's median patient age at 65, with 62% women.
Dr. Harrity's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Harrity's Medicare patients by sex, 2024
- Women11054%
- Men9446%
Chronic conditions among Dr. Harrity's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease52%
- Diabetes48%
- Chronic kidney disease39%
- Heart failure38%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Harrity's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. William Vincent Harrity takes part in Medicare
Dr. Harrity accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Vincent Harrity received $2,038 in industry payments from 2016 to 2025
CMS Open Payments shows 32 general payments to Dr. Harrity from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $631.
General payments to Dr. Harrity by program year, 2016 to 2025
Companies that paid Dr. Harrity the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Vincent Harrity graduated from Wayne State University School Of Medicine
Dr. Harrity graduated from Wayne State University School Of Medicine in 1985.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. William Vincent Harrity accepts plans from 7 insurance carriers
Dr. Harrity is in network with 7 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
- Molina
Plan types Dr. Harrity accepts, by number of carriers
- Medicare3
- PPO3
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. William Vincent Harrity's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Vincent Harrity
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Vincent Harrity's NPI number?
Dr. William Vincent Harrity's NPI number is 1598786444. It was assigned on July 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Vincent Harrity?
Dr. William Vincent Harrity is an anesthesiologist in Pasadena, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. William Vincent Harrity practice?
Dr. Harrity practices at 100 W. California Blvd, Pasadena, CA 91105. Dr. Harrity's primary practice is Huntington Hospital - Unit in Pasadena, California. Dmand AI also links Dr. Harrity to 2 hospitals and 2 medical groups.
What is Dr. William Vincent Harrity's office phone number?
The practice phone on file for Dr. Harrity is (626) 397-2618.
What is Dr. William Vincent Harrity's medical license number?
Dr. Harrity holds California license G58058, one of the licenses on file in 2 states.
Which states has Dr. William Vincent Harrity been licensed in?
Dmand AI has state licenses on file for Dr. Harrity in California (1986 to 2026) and Montana (2021 to 2027).
Which hospitals is Dr. William Vincent Harrity affiliated with?
Dr. Harrity is affiliated with Huntington Hospital. Dmand AI links Dr. Harrity to 3 more hospitals.
What medical group is Dr. William Vincent Harrity part of?
Dr. Harrity is linked to Pacific Valley Medical Group. Dmand AI links Dr. Harrity to 2 more medical groups.
Does Dr. William Vincent Harrity accept Medicare?
Yes. CMS data shows Dr. Harrity billed Medicare for 305 services in 2024, and Dr. Harrity accepts Medicare assignment.
How many Medicare patients does Dr. William Vincent Harrity see?
CMS counts 204 Medicare patients who saw Dr. Harrity in 2024, with an average age of 76.
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Is Dr. William Vincent Harrity board certified?
Yes. Dr. Harrity is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. William Vincent Harrity bill to Medicare?
In 2024, Dr. Harrity's most billed Medicare services were surgery: heart and blood vessels (36620), ultrasound (76937) and ultrasound (76942).
Where did Dr. William Vincent Harrity go to medical school?
Dr. Harrity graduated from Wayne State University School Of Medicine in 1985.
Has Dr. William Vincent Harrity received payments from drug or device companies?
CMS Open Payments shows $2,038 in general payments to Dr. Harrity from 15 companies from 2016 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. William Vincent Harrity been practicing?
Dr. Harrity graduated from medical school in 1985, 41 years ago.
What insurance does Dr. William Vincent Harrity accept?
Dr. Harrity is in network with 7 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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