Dr. Peter F. Keenan III, MD
- Medicare services, 2024
- 980
- Medicare patients, 2024
- 502
- Part D claims, 2024
- 261
- MIPS score, 2024
- 97
- Hospital affiliations
- 3
- Practice address
- 101 City Drive South, Orange, CA 92868
- Practice phone
- Call (714) 456-7890
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Keenan's professional email, personal email and mobile number
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Dr. Peter F. Keenan III is an emergency medicine physician in Orange, California
Dr. Keenan practices at UCI Health - Orange in Orange, California, part of UC Irvine.
Dr. Keenan's NPI, 1699068601, was assigned on May 24, 2011. Dr. Keenan graduated from Boston University School Of Medicine in 2011. Dr. Keenan holds California license 140040.
- NPI
- 1699068601NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264406859
- NPI enumeration date
- May 24, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 456-7890
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter F. Keenan III practices at UCI Health - Orange in Orange, California
Dr. Keenan's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.
- UCI Health - Orange101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890
Source: Dmand AI Affiliation Data
Dr. Peter F. Keenan III is affiliated with 3 sites of care and 6 medical groups
Dr. Keenan's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dr. Keenan is also affiliated with UCI Health - Lakewood. The medical group on file is Vituity. Dmand AI also links Dr. Keenan to 1 more hospital and 5 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter F. Keenan III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keenan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCI Health - Orange | Available with a free account |
| +2 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter F. Keenan III is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Keenan's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Keenan is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Keenan's licenses on file in 3 states: California, Texas and New York.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Texas license
- New York license
Emergency medicine physicians near Dr. Keenan
Counts of emergency medicine physicians 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. Peter F. Keenan III billed Medicare for 980 services in 2024
CMS data shows 980 Medicare services from Dr. Keenan across 7 procedure codes in 2024, for 502 Medicare patients. Medicare paid $82,112 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Keenan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4292024: 50317%
- Tests and treatments
- 2023: 2122024: 41696%
- Imaging
- 2023: 02024: 38
- Surgery
- 2023: 252024: 238%
Dr. Keenan compared with the California median for emergency medicine physicians, 2024
- Dr. Keenan
- California median
- Medicare services
- 980vs 2653.7 times
- Medicare patients
- 502vs 2432.1 times
- Part D claims
- 139vs 622.2 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Keenan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter F. Keenan III treated 502 Medicare patients in 2024, average age 77
CMS counts 502 Medicare patients who saw Dr. Keenan in 2024. The largest group is 75 to 84, with 167 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.60, 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. Keenan's median patient age at 62, with 57% women.
Dr. Keenan's Medicare patients by age, 2024
Dr. Keenan's Medicare patients by sex, 2024
- Women30461%
- Men19839%
Chronic conditions among Dr. Keenan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Diabetes50%
- Chronic kidney disease44%
- Ischemic heart disease42%
- Heart failure40%
- Mood disorders40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Keenan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter F. Keenan III wrote 261 Medicare Part D claims in 2024
In 2024, Dr. Keenan wrote 261 Medicare Part D claims for 167 patients. 95% of them were for generic drugs. CMS names the drug for 139 of them, across 6 drugs with 11 or more claims each, at $1,119 in total drug cost. In 2023, CMS named 178 claims across 9 drugs.
Dr. Keenan's Part D claims by kind of drug, 2024
- Generic247 claims95%
- Brand-name and other14 claims5%
Dr. Keenan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Keenan's Part D claims, 2024
- Opioids9%23 of 261 claims
- Antibiotics46%121 of 261 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1782024: 13922%
Drugs named by CMS: 6 in 2024, 9 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Peter F. Keenan III scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Keenan for performance year 2024, reported as part of a group. Dr. Keenan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Keenan's MIPS scores, performance year 2024
- 97of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Peter F. Keenan III received $274 in industry payments in 2017
CMS Open Payments shows 3 general payments to Dr. Keenan from 3 drug and device companies in 2017. Food and beverage make up the largest share, 100% of the total. Penumbra, Inc. paid the most, $150.
Companies that paid Dr. Keenan the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter F. Keenan III graduated from Boston University School Of Medicine
Dr. Keenan graduated from Boston University School Of Medicine in 2011.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter F. Keenan III'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Peter F. Keenan III
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. Peter F. Keenan III's NPI number?
Dr. Peter F. Keenan III's NPI number is 1699068601. It was assigned on May 24, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter F. Keenan III?
Dr. Peter F. Keenan III is an emergency medicine physician in Orange, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Peter F. Keenan III practice?
Dr. Keenan practices at 101 City Drive South, Orange, CA 92868. Dr. Keenan's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dmand AI also links Dr. Keenan to 1 hospital and 5 medical groups.
What is Dr. Peter F. Keenan III's office phone number?
The practice phone on file for Dr. Keenan is (714) 456-7890.
What is Dr. Peter F. Keenan III's medical license number?
Dr. Keenan holds California license 140040, one of the licenses on file in 3 states.
Which states has Dr. Peter F. Keenan III been licensed in?
Dmand AI has state licenses on file for Dr. Keenan in California (2016 to 2027), Texas (2015 to 2017) and New York (2014 to 2015).
Which hospitals is Dr. Peter F. Keenan III affiliated with?
Dr. Keenan practices at UCI Health - Orange in Orange, California. Dr. Keenan is also affiliated with UCI Health - Lakewood. Dmand AI links Dr. Keenan to 1 more hospital.
What medical group is Dr. Peter F. Keenan III part of?
Dr. Keenan is linked to Vituity. Dmand AI links Dr. Keenan to 5 more medical groups.
Does Dr. Peter F. Keenan III accept Medicare?
Yes. CMS data shows Dr. Keenan billed Medicare for 980 services in 2024, and Dr. Keenan accepts Medicare assignment.
What is Dr. Peter F. Keenan III's MIPS score?
Dr. Keenan's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Peter F. Keenan III see?
CMS counts 502 Medicare patients who saw Dr. Keenan in 2024, with an average age of 77.
Is Dr. Peter F. Keenan III board certified?
Yes. Dr. Keenan is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Peter F. Keenan III bill to Medicare?
In 2024, Dr. Keenan's most billed Medicare services were heart test or procedure (93010), emergency department visit (99285) and critical care (99291).
Where did Dr. Peter F. Keenan III go to medical school?
Dr. Keenan graduated from Boston University School Of Medicine in 2011.
What drugs does Dr. Peter F. Keenan III prescribe most?
In 2024 Medicare Part D data, Dr. Keenan's most prescribed drugs by claims were Cephalexin, Ondansetron ODT and Sulfamethoxazole-Trimethoprim.
Has Dr. Peter F. Keenan III received payments from drug or device companies?
CMS Open Payments shows $274 in general payments to Dr. Keenan from 3 companies from 2017 to 2017. The largest total came from Penumbra, Inc.
How long has Dr. Peter F. Keenan III been practicing?
Dr. Keenan graduated from medical school in 2011, 15 years ago.
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