Justina Ashley Kiernan, PA
- Medicare services, 2024
- 856
- Medicare patients, 2024
- 215
- Part D claims, 2024
- 437
- MIPS score, 2024
- 80
- Hospital affiliations
- 2
- Practice address
- 1275 York Avenue, New York, NY 10065
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Justina Kiernan's professional email, personal email and mobile number
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Justina Ashley Kiernan is a physician assistant in New York, New York
Justina Kiernan practices at Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center.
Justina Kiernan's NPI, 1831448760, was assigned on September 6, 2012. Justina Kiernan graduated from Mercy College in 2012. Justina Kiernan holds New York license 015990.
- NPI
- 1831448760NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214220805
- NPI enumeration date
- September 6, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Justina Ashley Kiernan practices at Memorial Sloan Kettering Cancer Center in New York, New York
Justina Kiernan's primary practice is Memorial Sloan Kettering Cancer Center, at 1275 York Avenue, New York, NY 10065.
- Memorial Sloan Kettering Cancer Center1275 York Avenue, New York, NY 10065
Source: Dmand AI Affiliation Data
Justina Ashley Kiernan is affiliated with 2 sites of care and 3 medical groups
Justina Kiernan's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Justina Kiernan is also affiliated with Hospital for Special Surgery. The medical group on file is Memorial Hematology Lymphoma Group. Dmand AI also links Justina Kiernan to 2 more 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 Justina Ashley Kiernan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Justina Kiernan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Sloan Kettering Cancer Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Memorial Sloan Kettering Cancer Center and 6.2K+ hospitals, with verified contacts in the same login.
Justina Ashley Kiernan is one of 11,456 physician assistants in New York
Physician assistant is Justina Kiernan's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Justina Kiernan is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Justina Kiernan
Counts of physician assistants 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
Justina Ashley Kiernan billed Medicare for 856 services in 2024
CMS data shows 856 Medicare services from Justina Kiernan across 3 procedure codes in 2024, for 215 Medicare patients. Medicare paid $55,395 for them. Every service was in an office.
Justina Kiernan's Medicare services by type, 2024
- Office and hospital visits467
- Other services331
- Surgery58
Justina Kiernan compared with the New York median for physician assistants, 2024
- Justina Kiernan
- New York median
- Medicare services
- 856vs 1764.9 times
- Medicare patients
- 215vs 782.8 times
- Part D claims
- 281vs 24515% above
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Justina Kiernan'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
Justina Ashley Kiernan treated 215 Medicare patients in 2024, average age 75
CMS counts 215 Medicare patients who saw Justina Kiernan in 2024. The largest group is 65 to 74, with 104 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 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 Justina Kiernan's median patient age at 74, with 47% women.
Justina Kiernan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Justina Kiernan's Medicare patients by sex, 2024
- Women9645%
- Men11955%
Chronic conditions among Justina Kiernan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease34%
- Diabetes28%
- Anxiety26%
- Chronic kidney disease25%
- Mood disorders24%
Share of Medicare patients with each condition. A patient can have several.
Justina Kiernan'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
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Justina Ashley Kiernan wrote 437 Medicare Part D claims in 2024
In 2024, Justina Kiernan wrote 437 Medicare Part D claims for 111 patients. 81% of them were for generic drugs. CMS names the drug for 281 of them, across 9 drugs with 11 or more claims each, at $1,546,731 in total drug cost.
Justina Kiernan's Part D claims by kind of drug, 2024
- Generic356 claims81%
- Brand-name81 claims19%
Justina Kiernan'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 Justina Kiernan's Part D claims, 2024
- Opioids3%15 of 437 claims
- Antibiotics11%46 of 437 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Justina Ashley Kiernan scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Justina Kiernan for performance year 2024, reported as part of a group. Justina Kiernan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Justina Kiernan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Justina Kiernan's MIPS scores, performance year 2024
- 80of 100Final score
- 71.5of 100Quality
- 40of 100Improvement Activities
- 71of 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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Justina Ashley Kiernan received $28 in industry payments in 2025
CMS Open Payments shows 1 general payment to Justina Kiernan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $28.
Companies that paid Justina Kiernan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Justina Ashley Kiernan graduated from Mercy College
Justina Kiernan graduated from Mercy College in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Justina Ashley Kiernan'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 Justina Ashley Kiernan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Justina Ashley Kiernan's NPI number?
Justina Ashley Kiernan's NPI number is 1831448760. It was assigned on September 6, 2012, and it is active in the NPI Registry.
What does Justina Ashley Kiernan specialize in?
Justina Ashley Kiernan is a physician assistant in New York, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Justina Ashley Kiernan practice?
Justina Kiernan practices at 1275 York Avenue, New York, NY 10065. Justina Kiernan's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Dmand AI also links Justina Kiernan to 2 medical groups.
What is Justina Ashley Kiernan's medical license number?
Justina Kiernan holds New York license 015990.
Which hospitals is Justina Ashley Kiernan affiliated with?
Justina Kiernan practices at Memorial Sloan Kettering Cancer Center in New York, New York. Justina Kiernan is also affiliated with Hospital for Special Surgery.
What medical group is Justina Ashley Kiernan part of?
Justina Kiernan is linked to Memorial Hematology Lymphoma Group. Dmand AI links Justina Kiernan to 2 more medical groups.
Does Justina Ashley Kiernan accept Medicare?
Yes. CMS data shows Justina Kiernan billed Medicare for 856 services in 2024, and Justina Kiernan accepts Medicare assignment.
Does Justina Ashley Kiernan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Justina Kiernan as offering telehealth services.
What is Justina Ashley Kiernan's MIPS score?
Justina Kiernan's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Justina Ashley Kiernan see?
CMS counts 215 Medicare patients who saw Justina Kiernan in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Justina Ashley Kiernan bill to Medicare?
In 2024, Justina Kiernan's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and surgery: blood and lymph system (38222).
Where did Justina Ashley Kiernan go to medical school?
Justina Kiernan graduated from Mercy College in 2012.
What drugs does Justina Ashley Kiernan prescribe most?
In 2024 Medicare Part D data, Justina Kiernan's most prescribed drugs by claims were Acyclovir, Lenalidomide and Revlimid.
Has Justina Ashley Kiernan received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Justina Kiernan from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Justina Ashley Kiernan been practicing?
Justina Kiernan graduated from medical school in 2012, 14 years ago.
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