Dr. Allison Elizabeth Keenan, DO
- Medicare services, 2024
- 1,060
- Medicare patients, 2024
- 341
- Part D claims, 2024
- 136
- Hospital affiliations
- 3
- Industry payments
- $989
- Practice address
- 1201 Langhorne Newtown Rd, Langhorne, PA 19047
- Practice phone
- Call (215) 710-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Mary Medical Center (PA)
Langhorne, Pennsylvania
Find Dr. Keenan'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. Allison Elizabeth Keenan is an internist in Langhorne, Pennsylvania
Dr. Keenan practices at St Mary Medical Center (PA) in Langhorne, Pennsylvania.
Dr. Keenan's NPI, 1114130887, was assigned on May 8, 2007. Dr. Keenan graduated from Philadelphia College of Osteopathic Medicine in 2005. Dr. Keenan holds Pennsylvania license OS014430.
- NPI
- 1114130887NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628135233
- NPI enumeration date
- May 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (215) 710-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allison Elizabeth Keenan practices at St Mary Medical Center (PA) in Langhorne, Pennsylvania
Dr. Keenan's primary practice is St Mary Medical Center (PA), at 1201 Langhorne Newtown Rd, Langhorne, PA 19047 in Bucks County. The practice phone is (215) 710-2000.
- St Mary Medical Center (PA)1201 Langhorne Newtown Rd, Langhorne, PA 19047 · Bucks CountyPhone(215) 710-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Allison Elizabeth Keenan is affiliated with 6 sites of care and 3 medical groups
Dr. Keenan's primary practice is St Mary Medical Center (PA) in Langhorne, Pennsylvania. Dr. Keenan is also affiliated with St. Mary Medical Center. The medical group on file is Vituity. Dmand AI also links Dr. Keenan to 2 more hospitals, 2 medical groups, 1 group practice or clinic and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Allison Elizabeth Keenan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keenan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Mary Medical Center (PA) | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Allison Elizabeth Keenan is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Keenan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Keenan is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Keenan
Counts of internists 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. Allison Elizabeth Keenan billed Medicare for 1,060 services in 2024
CMS data shows 1,060 Medicare services from Dr. Keenan across 4 procedure codes in 2024, for 341 Medicare patients. Medicare paid $91,406 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: 9742024: 1,0609%
Dr. Keenan compared with the Pennsylvania median for internists, 2024
- Dr. Keenan
- Pennsylvania median
- Medicare services
- 1,060vs 4172.5 times
- Medicare patients
- 341vs 18584% above
- Part D claims
- 28vs 22488% below
Medians across 5,518 internists in Pennsylvania 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Keenan and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allison Elizabeth Keenan treated 341 Medicare patients in 2024, average age 78
CMS counts 341 Medicare patients who saw Dr. Keenan in 2024. The largest group is 75 to 84, with 136 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 2.33, 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 74, with 56% women.
Dr. Keenan's Medicare patients by age, 2024
Dr. Keenan's Medicare patients by sex, 2024
- Women18955%
- Men15245%
Chronic conditions among Dr. Keenan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease61%
- Chronic kidney disease50%
- Atrial fibrillation49%
- Diabetes48%
- Anxiety47%
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 74
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Allison Elizabeth Keenan wrote 136 Medicare Part D claims in 2024
In 2024, Dr. Keenan wrote 136 Medicare Part D claims for 69 patients. 94% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $167 in total drug cost. In 2023, CMS named 47 claims across 3 drugs.
Dr. Keenan's Part D claims by kind of drug, 2024
- Generic128 claims94%
- Brand-name and other8 claims6%
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
- Antibiotics20%27 of 136 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: 472024: 2840%
Drugs named by CMS: 2 in 2024, 3 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
How Dr. Allison Elizabeth Keenan takes part in Medicare
Dr. Keenan 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. Allison Elizabeth Keenan received $989 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Keenan from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $186.
General payments to Dr. Keenan by program year, 2016 to 2025
Companies that paid Dr. Keenan 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. Allison Elizabeth Keenan graduated from Philadelphia College of Osteopathic Medicine
Dr. Keenan graduated from Philadelphia College of Osteopathic Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Allison Elizabeth Keenan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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. Allison Elizabeth Keenan
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. Allison Elizabeth Keenan's NPI number?
Dr. Allison Elizabeth Keenan's NPI number is 1114130887. It was assigned on May 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Allison Elizabeth Keenan?
Dr. Allison Elizabeth Keenan is an internist in Langhorne, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Allison Elizabeth Keenan practice?
Dr. Keenan practices at 1201 Langhorne Newtown Rd, Langhorne, PA 19047. Dr. Keenan's primary practice is St Mary Medical Center (PA) in Langhorne, Pennsylvania. Dmand AI also links Dr. Keenan to 2 hospitals, 2 medical groups, 1 group practice or clinic and 1 hospice.
What is Dr. Allison Elizabeth Keenan's office phone number?
The practice phone on file for Dr. Keenan is (215) 710-2000.
What is Dr. Allison Elizabeth Keenan's medical license number?
Dr. Keenan holds Pennsylvania license OS014430.
Which hospitals is Dr. Allison Elizabeth Keenan affiliated with?
Dr. Keenan is affiliated with St. Mary Medical Center. Dmand AI links Dr. Keenan to 2 more hospitals.
What medical group is Dr. Allison Elizabeth Keenan part of?
Dr. Keenan is linked to Vituity. Dmand AI links Dr. Keenan to 2 more medical groups.
Does Dr. Allison Elizabeth Keenan accept Medicare?
Yes. CMS data shows Dr. Keenan billed Medicare for 1,060 services in 2024, and Dr. Keenan accepts Medicare assignment.
How many Medicare patients does Dr. Allison Elizabeth Keenan see?
CMS counts 341 Medicare patients who saw Dr. Keenan in 2024, with an average age of 78.
What services does Dr. Allison Elizabeth Keenan bill to Medicare?
In 2024, Dr. Keenan's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Show 4 more questionsShow fewer questions
Where did Dr. Allison Elizabeth Keenan go to medical school?
Dr. Keenan graduated from Philadelphia College of Osteopathic Medicine in 2005.
What drugs does Dr. Allison Elizabeth Keenan prescribe most?
In 2024 Medicare Part D data, Dr. Keenan's most prescribed drugs by claims were Amlodipine Besylate and Prednisone.
Has Dr. Allison Elizabeth Keenan received payments from drug or device companies?
CMS Open Payments shows $989 in general payments to Dr. Keenan from 23 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Allison Elizabeth Keenan been practicing?
Dr. Keenan graduated from medical school in 2005, 21 years ago.
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