Dr. Catherine Kier, MD
- Part D claims, 2024
- 20
- Publications
- 21
- Industry payments
- $208,953
- Affiliated sites
- 3
- Medical group
- 1
- Practice address
- 240 Middle Country Rd, Smithtown, NY 11787
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Stony Brook University Hospital Sleep Disorders Center - HOPD
Acute Care Hospital outpatient department · Smithtown, New York
Find Dr. Kier'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. Catherine Kier is a pediatric pulmonology physician in Smithtown, New York
Dr. Kier practices at Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York.
Dr. Kier's NPI, 1750328464, was assigned on June 1, 2006. Dr. Kier graduated from University of the Philippines College of Medicine in 1990. Dr. Kier holds New York license 206001.
- NPI
- 1750328464NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254394216
- NPI enumeration date
- June 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Catherine Kier practices at Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York
Dr. Kier's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD, at 240 Middle Country Rd, Smithtown, NY 11787.
- Stony Brook University Hospital Sleep Disorders Center - HOPD240 Middle Country Rd, Smithtown, NY 11787
Source: Dmand AI Affiliation Data
Dr. Catherine Kier is affiliated with 3 sites of care and 1 medical group
Dr. Kier's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York. The medical group on file is Stony Brook Children's Service. Dmand AI also links Dr. Kier to 1 more group practice or clinic and 1 hospital outpatient department, each named with a free account. Dr. Kier's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Catherine Kier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stony Brook University Hospital Sleep Disorders Center - HOPD | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Catherine Kier is one of 99 pediatric pulmonology physicians in New York
Pediatric pulmonology is Dr. Kier's primary specialty in the NPI Registry, under taxonomy code 2080P0214X. Dr. Kier is board certified in pediatric pulmonology by the American Board of Pediatrics. Dmand AI has Dr. Kier's licenses on file in 2 states: New York and Pennsylvania.
Specialties and state licenses
- Pediatric pulmonology, New YorkPrimary
- Pennsylvania license
Clinical focus
Dmand AI lists chronic obstructive pulmonary disease (COPD) among the conditions Dr. Kier treats.
Pediatric pulmonology physicians near Dr. Kier
Counts of pediatric pulmonology 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. Catherine Kier's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Dr. Kier's median patient age at 10, with 47% women.
Dr. Kier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women47%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Catherine Kier wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Kier wrote 20 Medicare Part D claims. 55% of them were for generic drugs. They cover 2 drugs, with $86,174 in total drug cost. In 2022, CMS named 19 claims across 1 drug.
Dr. Kier's Part D claims by kind of drug, 2024
- Generic11 claims55%
- Brand-name and other9 claims45%
Dr. Kier's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 192023: 3163%
Drugs named by CMS: 2 in 2023, 1 in 2022.
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. Catherine Kier takes part in Medicare
Dr. Kier 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. Catherine Kier has 21 publications on record
Dmand AI links 21 papers to Dr. Kier, published from 2015 to 2024. 2023 was the busiest year, with 7. The most frequent topics are Cystic Fibrosis, Cystic Fibrosis Transmembrane Conductance Regulator and New York. Dr. Kier has published most often in Pediatr Pulmonol. Dr. Kier's most frequent co-authors are Maria N. Berdella, MD, Joan K. Decelie-Germana and Hossein Sadeghi, MD.
Dr. Kier's papers by year, 2015 to 2024
Topics Dr. Kier writes about most
- Cystic Fibrosis
- Cystic Fibrosis Transmembrane Conductance Regulator
- New York
- Neonatal Screening
- COVID-19
- Pandemics
- Asthma
- Genetic Testing
Dr. Kier's most frequent co-authors
- Maria N. Berdella, MD8 shared papers
- Joan K. Decelie-Germana8 shared papers
- Hossein Sadeghi, MD4 shared papers
Recent publications by Dr. Kier
Pediatr Pulmonol
Pediatr Pulmonol
See who Dr. Kier researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kier works with, so you can find a warm path to the right pediatric pulmonology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Catherine Kier received $208,953 in industry payments from 2016 to 2025
CMS Open Payments shows 261 general payments to Dr. Kier from 19 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 81% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $138,094.
General payments to Dr. Kier by program year, 2016 to 2025
General payments to Dr. Kier by kind, 2016 to 2025
- Speaker and faculty fees$169,85681%
- Travel and lodging$22,08011%
- Food and beverage$10,5685%
- Consulting fees$6,4353%
- Education$150%
Companies that paid Dr. Kier 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. Catherine Kier has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Kier, most recently Top Doctors in 2019.
Awards and honors for Dr. Kier
- 2019
- Top Doctors
- 2014
- Newsday - Top Doctors on Long Island
- New York Magazine: Top Doctors
- Top Doctors: New York Metro Area
Source: Dmand AI Professional Profile Data
Dr. Catherine Kier graduated from University of the Philippines College of Medicine
Dr. Kier graduated from University of the Philippines College of Medicine in 1990.
- Medical school
- Board certified in pediatric pulmonology
- Board certified in dabsm
Source: Dmand AI Professional Profile Data
Dr. Catherine Kier accepts plans from 12 insurance carriers
Dr. Kier is in network with 12 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- MVP Health Care
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Dr. Kier accepts, by number of carriers
- Medicare7
- PPO7
- HMO4
- EPO3
- Medicaid3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Catherine Kier'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Catherine Kier
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. Catherine Kier's NPI number?
Dr. Catherine Kier's NPI number is 1750328464. It was assigned on June 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine Kier?
Dr. Catherine Kier is a pediatric pulmonology physician in Smithtown, New York. The primary specialty in the NPI Registry is Pediatric Pulmonology Physician (taxonomy code 2080P0214X).
Where does Dr. Catherine Kier practice?
Dr. Kier practices at 240 Middle Country Rd, Smithtown, NY 11787. Dr. Kier's primary practice is Stony Brook University Hospital Sleep Disorders Center - HOPD in Smithtown, New York. Dmand AI also links Dr. Kier to 1 group practice or clinic and 1 hospital outpatient department.
What is Dr. Catherine Kier's medical license number?
Dr. Kier holds New York license 206001, one of the licenses on file in 2 states.
Which states has Dr. Catherine Kier been licensed in?
Dmand AI has state licenses on file for Dr. Kier in New York (1997 to 2026) and Pennsylvania (1997 to 2000).
What medical group is Dr. Catherine Kier part of?
Dr. Kier is linked to Stony Brook Children's Service.
Does Dr. Catherine Kier accept Medicare?
Yes. CMS lists Dr. Kier as accepting Medicare assignment.
Is Dr. Catherine Kier board certified?
Yes. Dr. Kier is board certified in pediatric pulmonology by the American Board of Pediatrics.
Where did Dr. Catherine Kier go to medical school?
Dr. Kier graduated from University of the Philippines College of Medicine in 1990.
What drugs does Dr. Catherine Kier prescribe most?
In 2023 Medicare Part D data, Dr. Kier's most prescribed drugs by claims were Omeprazole and Creon.
Show 5 more questionsShow fewer questions
Has Dr. Catherine Kier received payments from drug or device companies?
CMS Open Payments shows $208,953 in general payments to Dr. Kier from 19 companies from 2016 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Catherine Kier been practicing?
Dr. Kier graduated from medical school in 1990, 36 years ago.
Does Dr. Catherine Kier do research?
Dmand AI links 21 publications to Dr. Kier, published from 2015 to 2024.
Who does Dr. Catherine Kier publish with?
Dr. Kier's most frequent co-authors are Maria N. Berdella, MD (8 shared papers), Joan K. Decelie-Germana (8 shared papers) and Hossein Sadeghi, MD (4 shared papers).
What insurance does Dr. Catherine Kier accept?
Dr. Kier is in network with 12 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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