Dr. Ana C. Krieger, MD

  • New York, NY
  • Pulmonologist
NPI1922092899PAC ID3870550742
Medicare services, 2024
668
Medicare patients, 2024
461
Part D claims, 2024
366
Publications
64
Clinical trials
7
Practice address
622 W 168th St, New York, NY 10032
Practice phone
Call (212) 305-4920
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Columbia University Irving Medical Center

New York, New York

See all 3 affiliations

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Dr. Ana C. Krieger is a pulmonologist in New York, New York

Dr. Krieger practices at Columbia University Irving Medical Center in New York, New York.

Dr. Krieger's NPI, 1922092899, was assigned on September 7, 2005. Dr. Krieger graduated from Federal University of Rio Grande do Sul School of Medicine in 1992. Dr. Krieger holds New York license 230104.

NPI and contact details
Medicare PAC ID
3870550742
NPI enumeration date
September 7, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(212) 305-4920
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
59
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ana C. Krieger practices at Columbia University Irving Medical Center in New York, New York

Dr. Krieger's primary practice is Columbia University Irving Medical Center, at 622 W 168th St, New York, NY 10032 in New York County. The practice phone is (212) 305-4920.

  • Columbia University Irving Medical Center
    622 W 168th St, New York, NY 10032 · New York CountyPhone(212) 305-4920

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Ana C. Krieger is affiliated with 2 sites of care and 1 medical group

Dr. Krieger's primary practice is Columbia University Irving Medical Center in New York, New York. The medical group on file is Weill Cornell Physicians. Dmand AI also links Dr. Krieger to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Krieger

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Ana C. Krieger's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Krieger practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Columbia University Irving Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ana C. Krieger is one of 1,056 pulmonologists in New York

Pulmonary disease is Dr. Krieger's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Krieger is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Krieger's licenses on file in 5 states: New York, Florida, Connecticut, New Jersey and Illinois.

Specialties and state licenses

  • Pulmonary disease, New YorkPrimaryLicense 230104 · 2003 to 2027 · taxonomy 207RP1001X
  • Florida license2021 to 2027
  • Connecticut license2024 to 2026
  • New Jersey license2017 to 2025
  • Illinois license1995 to 2005

Clinical focus

Dmand AI lists sleep apnea among the conditions Dr. Krieger treats.

Pulmonologists near Dr. Krieger

Counts of pulmonologists 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. Ana C. Krieger billed Medicare for 668 services in 2024

CMS data shows 668 Medicare services from Dr. Krieger across 10 procedure codes in 2024, for 461 Medicare patients. Medicare paid $171,042 for them. Every service was in an office.

Medicare services, 2024668
Medicare patients461
Paid by Medicare$171,042
Procedure codes10

Dr. Krieger's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 4562024: 4355%
Tests and treatments
2023: 2092024: 23311%

Dr. Krieger compared with the New York median for pulmonologists, 2024

  • Dr. Krieger
  • New York median
Medicare services
668vs 676Close to median
Medicare patients
461vs 27071% above
Part D claims
253vs 64461% below

Medians across 1,044 pulmonologists in New York with Dmand AI profiles that report each measure.

Dr. Krieger'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.

See all procedures by Dr. Krieger

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ana C. Krieger treated 461 Medicare patients in 2024, average age 75

CMS counts 461 Medicare patients who saw Dr. Krieger in 2024. The largest group is 75 to 84, with 197 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Krieger's median patient age at 57, with 41% women.

Medicare patients, 2024461
Average age75
Average risk score1.17
Also on Medicaid5%

Dr. Krieger's Medicare patients by age, 2024

Dr. Krieger's Medicare patients by sex, 2024

  • Women23150%
  • Men23050%

Chronic conditions among Dr. Krieger's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure66%
  3. Arthritis59%
  4. Ischemic heart disease36%
  5. Anxiety29%
  6. Mood disorders29%
  7. Diabetes27%
  8. Depression25%

Share of Medicare patients with each condition. A patient can have several.

Dr. Krieger's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 57

Patient panel by sex, all payers

  • Women41%
  • Men54%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ana C. Krieger wrote 366 Medicare Part D claims in 2024

In 2024, Dr. Krieger wrote 366 Medicare Part D claims for 82 patients. 91% of them were for generic drugs. CMS names the drug for 253 of them, across 9 drugs with 11 or more claims each, at $127,260 in total drug cost. In 2023, CMS named 375 claims across 12 drugs.

Part D claims, 2024366
Drugs named by CMS9
Total drug cost$127,260
Part D patients82

Dr. Krieger's Part D claims by kind of drug, 2024

  • Generic334 claims91%
  • Brand-name32 claims9%

Dr. Krieger'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3752024: 25333%

Drugs named by CMS: 9 in 2024, 12 in 2023.

See all prescribing by Dr. Krieger

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. Ana C. Krieger scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Krieger for performance year 2024, reported through an alternative payment model (APM). Dr. Krieger accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Krieger as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Krieger's MIPS scores, performance year 2024

  • 100of 100Final score
  • 85.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Ana C. Krieger has 64 publications on record

Dmand AI links 64 papers to Dr. Krieger, published from 2009 to 2024. 2015 was the busiest year, with 6. The most frequent topics are Sleep Apnea, Obstructive, Polysomnography and Sleep Wake Disorders. Dr. Krieger has published most often in J Clin Sleep Med. Dr. Krieger's most frequent co-authors are Daniel A. Barone, MD, Daniel B. Green, MD and Gloria Chia-Yi Chiang, MD.

Papers64
Years published2009 to 2024

Dr. Krieger's papers by year, 2015 to 2024

Topics Dr. Krieger writes about most

  • Sleep Apnea, Obstructive
  • Polysomnography
  • Sleep Wake Disorders
  • Sleep
  • Continuous Positive Airway Pressure
  • Circadian Rhythm
  • Equipment Design
  • Masks

Dr. Krieger's most frequent co-authors

Recent publications by Dr. Krieger

See all 64 publications and co-authors

See who Dr. Krieger researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Krieger works with, so you can find a warm path to the right pulmonologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ana C. Krieger has worked on 7 clinical trials

Dmand AI links Dr. Krieger to 7 clinical trials. 2 are still active or recruiting. Conditions studied include Sleep Apnea, Obstructive, Sleep Apnea Syndromes and Apnea. Weill Medical College of Cornell University sponsors the most, 5.

Conditions in Dr. Krieger's trials

  • Sleep Apnea, Obstructive
  • Sleep Apnea Syndromes
  • Apnea
  • Hypoxia
  • Sleep Initiation and Maintenance Disorders

Investigators on the most trials with Dr. Krieger

Recent clinical trials with Dr. Krieger

See all 7 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ana C. Krieger received $11,537 in industry payments from 2016 to 2025

CMS Open Payments shows 5 general payments to Dr. Krieger from 3 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 100% of the total. Philips Electronics North America Corporation paid the most, $6,085.

General payments to Dr. Krieger by program year, 2016 to 2025

General payments to Dr. Krieger by kind, 2016 to 2025

$11.5Kin total
  • Consulting fees$11,483100%
  • Food and beverage$540%

Companies that paid Dr. Krieger the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Krieger

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Ana C. Krieger has 6 awards and honors on record

Dmand AI lists 6 awards for Dr. Krieger, most recently America's Most Honored Professionals - Top 1% in 2023.

Awards and honors for Dr. Krieger

  1. 2023
    • America's Most Honored Professionals - Top 1%
    • America's Top Doctor
    • Exceptional Women in Medicine
    • New York Magazine Top Doctors
    • NY Times Top Doctor
  2. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Ana C. Krieger graduated from Federal University of Rio Grande do Sul School of Medicine

Dr. Krieger graduated from Federal University of Rio Grande do Sul School of Medicine in 1992.

  1. Medical schoolFederal University of Rio Grande do Sul School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in pulmonary diseaseAmerican Board of Internal Medicine
  4. Board certified in pulmonary medicineAmerican Board of Internal Medicine
  5. Board certified in sleep medicineNational Board of Physicians and Surgeons

Source: Dmand AI Professional Profile Data

Dr. Ana C. Krieger accepts plans from 14 insurance carriers

Dr. Krieger is in network with 14 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Cigna
  • +6 more carriersWith a free account

Plan types Dr. Krieger accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. EPO3
  5. Medicaid3
  6. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Ana C. Krieger'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Ana C. Krieger

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. Ana C. Krieger's NPI number?

Dr. Ana C. Krieger's NPI number is 1922092899. It was assigned on September 7, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Ana C. Krieger?

Dr. Ana C. Krieger is a pulmonologist in New York, New York. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Ana C. Krieger practice?

Dr. Krieger practices at 622 W 168th St, New York, NY 10032. Dr. Krieger's primary practice is Columbia University Irving Medical Center in New York, New York. Dmand AI also links Dr. Krieger to 1 group practice or clinic.

What is Dr. Ana C. Krieger's office phone number?

The practice phone on file for Dr. Krieger is (212) 305-4920.

What is Dr. Ana C. Krieger's medical license number?

Dr. Krieger holds New York license 230104, one of the licenses on file in 5 states.

Which states has Dr. Ana C. Krieger been licensed in?

Dmand AI has state licenses on file for Dr. Krieger in New York (2003 to 2027), Florida (2021 to 2027), Connecticut (2024 to 2026), New Jersey (2017 to 2025) and Illinois (1995 to 2005).

What medical group is Dr. Ana C. Krieger part of?

Dr. Krieger is linked to Weill Cornell Physicians.

Does Dr. Ana C. Krieger accept Medicare?

Yes. CMS data shows Dr. Krieger billed Medicare for 668 services in 2024, and Dr. Krieger accepts Medicare assignment.

Does Dr. Ana C. Krieger offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Krieger as offering telehealth services.

What is Dr. Ana C. Krieger's MIPS score?

Dr. Krieger's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Ana C. Krieger see?

CMS counts 461 Medicare patients who saw Dr. Krieger in 2024, with an average age of 75.

Is Dr. Ana C. Krieger board certified?

Yes. Dr. Krieger is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Ana C. Krieger bill to Medicare?

In 2024, Dr. Krieger's most billed Medicare services were office visit, established patient (99214), nerve and brain test (95810) and nerve and brain test (95811).

Where did Dr. Ana C. Krieger go to medical school?

Dr. Krieger graduated from Federal University of Rio Grande do Sul School of Medicine in 1992.

What drugs does Dr. Ana C. Krieger prescribe most?

In 2024 Medicare Part D data, Dr. Krieger's most prescribed drugs by claims were Gabapentin, Zolpidem Tartrate and Mirtazapine.

Has Dr. Ana C. Krieger received payments from drug or device companies?

CMS Open Payments shows $11,537 in general payments to Dr. Krieger from 3 companies from 2016 to 2025. The largest total came from Philips Electronics North America Corporation.

How long has Dr. Ana C. Krieger been practicing?

Dr. Krieger graduated from medical school in 1992, 34 years ago.

Does Dr. Ana C. Krieger do research?

Dmand AI links 64 publications to Dr. Krieger, published from 2009 to 2024. Dr. Krieger has worked on 7 clinical trials.

Who does Dr. Ana C. Krieger publish with?

Dr. Krieger's most frequent co-authors are Daniel A. Barone, MD (10 shared papers), Daniel B. Green, MD (3 shared papers) and Gloria Chia-Yi Chiang, MD (2 shared papers).

What insurance does Dr. Ana C. Krieger accept?

Dr. Krieger is in network with 14 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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