Dr. Catherine Kier, MD

  • Smithtown, NY
  • Pediatric pulmonology physician
NPI1750328464PAC ID1254394216
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Stony Brook University Hospital Sleep Disorders Center - HOPD

Acute Care Hospital outpatient department · Smithtown, New York

See all 4 affiliations

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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 and contact details
Medicare PAC ID
1254394216
NPI enumeration date
June 1, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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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 - HOPD
    240 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.

See all 4 affiliations for Dr. Kier

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.

EHR by site
SiteEHR vendor and product
Stony Brook University Hospital Sleep Disorders Center - HOPDAvailable with a free account
+2 more affiliated sitesAvailable 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 YorkPrimaryLicense 206001 · 1997 to 2026 · taxonomy 2080P0214X
  • Pennsylvania license1997 to 2000

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.

99pediatric pulmonology physicians in New York
3pediatric pulmonology physicians in Smithtown

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.

Part D claims, 202420
Drugs named by CMS2
Total drug cost$86,174

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.

See all prescribing by Dr. Kier

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)

For MedTech and pharma teams

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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.

Papers21
Years published2015 to 2024

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

Recent publications by Dr. Kier

See all 21 publications and co-authors

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.

How network discovery works

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

$209Kin total
  • 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.

See all payments to Dr. Kier

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

  1. 2019
    • Top Doctors
  2. 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.

  1. Medical schoolUniversity of the Philippines College of Medicine
  2. Board certified in pediatric pulmonologyAmerican Board of Pediatrics
  3. Board certified in dabsmAmerican Board of Sleep Medicine

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

  1. Medicare7
  2. PPO7
  3. HMO4
  4. EPO3
  5. Medicaid3
  6. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Catherine Kier's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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