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Dr. Robert K. Hoo, MD
NPI1952496218PAC ID1658271879
- Medicare services, 2024
- 80
- Medicare patients, 2024
- 143
- Publications
- 1
- Hospital affiliations
- 3
- Industry payments
- $979
- Practice address
- 17100 Euclid Street, Fountain Valley, CA 92708
- Practice phone
- Call (714) 966-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hoo's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Robert K. Hoo is an anesthesiologist in Fountain Valley, California
Dr. Hoo practices at UCI Health - Fountain Valley in Fountain Valley, California, part of UC Irvine.
Dr. Hoo's NPI, 1952496218, was assigned on October 4, 2006. Dr. Hoo graduated from Drexel University College Of Medicine in 1992. Dr. Hoo holds California license G78736.
NPI and contact details
- NPI
- 1952496218NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658271879
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 966-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert K. Hoo practices at UCI Health - Fountain Valley in Fountain Valley, California
Dr. Hoo's primary practice is UCI Health - Fountain Valley, at 17100 Euclid Street, Fountain Valley, CA 92708 in Orange County. The practice phone is (714) 966-7200.
- UCI Health - Fountain Valley17100 Euclid Street, Fountain Valley, CA 92708 · Orange CountyPhone(714) 966-7200
Source: Dmand AI Affiliation Data
Dr. Robert K. Hoo is affiliated with 4 sites of care and 2 medical groups
Dr. Hoo's primary practice is UCI Health - Fountain Valley in Fountain Valley, California, part of UC Irvine. Dr. Hoo is also affiliated with UCI Health - Orange. The medical group on file is Orange Coast Anesthesia. Dmand AI also links Dr. Hoo to 1 more hospital, 1 hospital outpatient department and 1 medical group, each named with a free account.
UCI Health - OrangeOrange Coast Anesthesia1 hospitalName with a free account1 hospital outpatient departmentName with a free account1 medical groupName with a free account
See all 6 affiliations for Dr. HooSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert K. Hoo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hoo practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCI Health - Fountain Valley | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Robert K. Hoo is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Hoo's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Hoo is board certified in anesthesiology by the National Board of Physicians and Surgeons. Dr. Hoo is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Hoo
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
6,593anesthesiologists in California48anesthesiologists in Fountain Valley10anesthesiologists at UCI Health - Fountain Valley
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert K. Hoo billed Medicare for 80 services in 2024
CMS data shows 80 Medicare services from Dr. Hoo across 3 procedure codes in 2024, for 143 Medicare patients. Medicare paid $7,326 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202480
Medicare patients143
Paid by Medicare$7,326
Procedure codes3
Dr. Hoo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 492024: 6737%
- Surgery
- 2023: 02024: 13
Dr. Hoo compared with the California median for anesthesiologists, 2024
- Dr. Hoo
- California median
- Medicare services
- 80vs 7211% above
- Medicare patients
- 143vs 143Close to median
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Hoo'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.
Need commercial claims for Dr. Hoo?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hoo and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert K. Hoo treated 143 Medicare patients in 2024, average age 76
CMS counts 143 Medicare patients who saw Dr. Hoo in 2024. The largest group is 75 to 84, with 53 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 87% are also on Medicaid. Their average risk score is 2.88, 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. Hoo's median patient age at 54, with 54% women.
Medicare patients, 2024143
Average age76
Average risk score2.88
Also on Medicaid87%
Dr. Hoo's Medicare patients by age, 2024
Dr. Hoo's Medicare patients by sex, 2024
- Women7351%
- Men7049%
Chronic conditions among Dr. Hoo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Chronic kidney disease59%
- Arthritis56%
- Heart failure52%
- Ischemic heart disease50%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hoo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Robert K. Hoo takes part in Medicare
Dr. Hoo 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)
For MedTech and pharma teams
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Dr. Robert K. Hoo has 1 publication on record
Dmand AI links 1 paper to Dr. Hoo. Dr. Hoo's most frequent co-author is Robert J. Brill, MD.
Papers1
Dr. Hoo's most frequent co-authors
Recent publications by Dr. Hoo
See who Dr. Hoo researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hoo works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert K. Hoo received $979 in industry payments from 2016 to 2025
CMS Open Payments shows 25 general payments to Dr. Hoo from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $229.
General payments to Dr. Hoo by program year, 2016 to 2025
Companies that paid Dr. Hoo 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. Robert K. Hoo graduated from Drexel University College Of Medicine
Dr. Hoo graduated from Drexel University College Of Medicine in 1992.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Robert K. Hoo accepts plans from 1 insurance carrier
Dr. Hoo is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert K. Hoo'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 DataDmand AI Org Hierarchy 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Robert K. Hoo
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. Robert K. Hoo's NPI number?
Dr. Robert K. Hoo's NPI number is 1952496218. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert K. Hoo?
Dr. Robert K. Hoo is an anesthesiologist in Fountain Valley, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Robert K. Hoo practice?
Dr. Hoo practices at 17100 Euclid Street, Fountain Valley, CA 92708. Dr. Hoo's primary practice is UCI Health - Fountain Valley in Fountain Valley, California, part of UC Irvine. Dmand AI also links Dr. Hoo to 1 hospital, 1 hospital outpatient department and 1 medical group.
What is Dr. Robert K. Hoo's office phone number?
The practice phone on file for Dr. Hoo is (714) 966-7200.
What is Dr. Robert K. Hoo's medical license number?
Dr. Hoo holds California license G78736.
Which hospitals is Dr. Robert K. Hoo affiliated with?
Dr. Hoo practices at UCI Health - Fountain Valley in Fountain Valley, California. Dr. Hoo is also affiliated with UCI Health - Orange. Dmand AI links Dr. Hoo to 1 more hospital.
What medical group is Dr. Robert K. Hoo part of?
Dr. Hoo is linked to Orange Coast Anesthesia. Dmand AI links Dr. Hoo to 1 more medical group.
Does Dr. Robert K. Hoo accept Medicare?
Yes. CMS data shows Dr. Hoo billed Medicare for 80 services in 2024, and Dr. Hoo accepts Medicare assignment.
How many Medicare patients does Dr. Robert K. Hoo see?
CMS counts 143 Medicare patients who saw Dr. Hoo in 2024, with an average age of 76.
Is Dr. Robert K. Hoo board certified?
Yes. Dr. Hoo is board certified in anesthesiology by the National Board of Physicians and Surgeons.
Show 7 more questionsShow fewer questions
What services does Dr. Robert K. Hoo bill to Medicare?
In 2024, Dr. Hoo's most billed Medicare services were anesthesia (00731), anesthesia (00811) and surgery: brain, spine and nerves (64488).
Where did Dr. Robert K. Hoo go to medical school?
Dr. Hoo graduated from Drexel University College Of Medicine in 1992.
Has Dr. Robert K. Hoo received payments from drug or device companies?
CMS Open Payments shows $979 in general payments to Dr. Hoo from 9 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Robert K. Hoo been practicing?
Dr. Hoo graduated from medical school in 1992, 34 years ago.
Does Dr. Robert K. Hoo do research?
Dmand AI links 1 publication to Dr. Hoo.
Who does Dr. Robert K. Hoo publish with?
Dr. Hoo's most frequent co-authors are Robert J. Brill, MD (1 shared paper).
What insurance does Dr. Robert K. Hoo accept?
Dr. Hoo is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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