Dr. Ruthee-Lu Bayer, MD

  • New Hyde Park, NY
  • Hematologist and oncologist
NPI1215082961PAC ID9931164167
Medicare services, 2024
437
Medicare patients, 2024
114
Part D claims, 2024
646
Publications
7
Clinical trials
1
Practice address
450 Lakeville Rd, Lake Success, NY 11042
Practice phone
Call (516) 734-8281
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Schlanger, Gottlieb Partners Council Breast Imaging Center

Mammography / Breast Imaging Center · Lake Success, New York

See all 8 affiliations

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Dr. Ruthee-Lu Bayer is a hematologist and oncologist in New Hyde Park, New York

Dr. Bayer practices at Schlanger, Gottlieb Partners Council Breast Imaging Center in Lake Success, New York.

Dr. Bayer's NPI, 1215082961, was assigned on January 24, 2007. Dr. Bayer graduated from New York Medical College in 1992. Dr. Bayer holds New York license 194588.

NPI and contact details
Medicare PAC ID
9931164167
NPI enumeration date
January 24, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(516) 734-8281
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
60
Medical school graduation
1992

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

Dr. Ruthee-Lu Bayer practices at Schlanger, Gottlieb Partners Council Breast Imaging Center in Lake Success, New York

Dr. Bayer's primary practice is Schlanger, Gottlieb Partners Council Breast Imaging Center, at 450 Lakeville Rd, Lake Success, NY 11042. The practice phone is (516) 734-8281.

  • Schlanger, Gottlieb Partners Council Breast Imaging Center
    450 Lakeville Rd, Lake Success, NY 11042Phone(516) 734-8281

Source: Dmand AI Affiliation Data

Dr. Ruthee-Lu Bayer is affiliated with 6 sites of care and 2 medical groups

Dr. Bayer's primary practice is Schlanger, Gottlieb Partners Council Breast Imaging Center in Lake Success, New York. Dr. Bayer is also affiliated with Long Island Jewish Medical Center. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI also links Dr. Bayer to 1 more hospital, 2 group practices and clinics, 1 clinical lab and 1 medical group, each named with a free account. Dr. Bayer's employer is on file too: a breast imaging center.

See all 8 affiliations for Dr. Bayer

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ruthee-Lu Bayer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bayer practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Schlanger, Gottlieb Partners Council Breast Imaging CenterAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ruthee-Lu Bayer is one of 996 hematologists and oncologists in New York

Hematology and oncology is Dr. Bayer's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Bayer is licensed in New York.

Specialties and state licenses

  • Hematology and oncology, New YorkPrimaryLicense 194588 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Bayer

Counts of hematologists and oncologists 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. Ruthee-Lu Bayer billed Medicare for 437 services in 2024

CMS data shows 437 Medicare services from Dr. Bayer across 4 procedure codes in 2024, for 114 Medicare patients. Medicare paid $52,294 for them. Every service was in an office.

Medicare services, 2024437
Medicare patients114
Paid by Medicare$52,294
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 6352024: 40836%
Other services
2023: 02024: 29

Dr. Bayer compared with the New York median for hematologists and oncologists, 2024

  • Dr. Bayer
  • New York median
Medicare services
437vs 66835% below
Medicare patients
114vs 21046% below
Part D claims
415vs 25861% above

Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.

Dr. Bayer'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. Bayer

Need commercial claims for Dr. Bayer?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bayer and other hematologists and oncologists in New York.

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

Dr. Ruthee-Lu Bayer treated 114 Medicare patients in 2024, average age 69

CMS counts 114 Medicare patients who saw Dr. Bayer in 2024. The largest group is 65 to 74, with 64 patients. 70% of them have high blood pressure, and 69% have high cholesterol. 18% are also on Medicaid. Their average risk score is 3.36, 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. Bayer's median patient age at 70, with 43% women.

Medicare patients, 2024114
Average age69
Average risk score3.36
Also on Medicaid18%

Dr. Bayer's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Bayer's Medicare patients by sex, 2024

  • Women5649%
  • Men5851%

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

  1. High blood pressure70%
  2. High cholesterol69%
  3. Arthritis38%
  4. Ischemic heart disease33%
  5. Diabetes32%
  6. Chronic kidney disease26%
  7. Atrial fibrillation24%
  8. Heart failure23%

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

Dr. Bayer's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women43%
  • Men55%

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

Dr. Ruthee-Lu Bayer wrote 646 Medicare Part D claims in 2024

In 2024, Dr. Bayer wrote 646 Medicare Part D claims for 85 patients. 85% of them were for generic drugs. CMS names the drug for 415 of them, across 14 drugs with 11 or more claims each, at $784,568 in total drug cost. In 2023, CMS named 440 claims across 18 drugs.

Part D claims, 2024646
Drugs named by CMS14
Total drug cost$784,568
Part D patients85

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

  • Generic551 claims85%
  • Brand-name95 claims15%

Dr. Bayer'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. Bayer's Part D claims, 2024

  • Antibiotics7%43 of 646 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: 4402024: 4156%

Drugs named by CMS: 14 in 2024, 18 in 2023.

See all prescribing by Dr. Bayer

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. Ruthee-Lu Bayer scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Bayer for performance year 2024, reported as part of a group. Dr. Bayer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bayer as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Bayer's MIPS scores, performance year 2024

  • 79of 100Final score
  • 57.9of 100Quality
  • 77of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 80of 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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Dr. Ruthee-Lu Bayer has 7 publications on record

Dmand AI links 7 papers to Dr. Bayer, published from 2011 to 2025. 2018 was the busiest year, with 2. The most frequent topics are Hematopoietic Stem Cell Transplantation. Dr. Bayer's most frequent co-authors are Dennis L. Confer, MD, Mark R. Litzow, MD and Luke Paul Akard, MD.

Papers7
Years published2011 to 2025

Dr. Bayer's papers by year, 2011 to 2025

Topics Dr. Bayer writes about most

  • Hematopoietic Stem Cell Transplantation

Dr. Bayer's most frequent co-authors

Recent publications by Dr. Bayer

See all 7 publications and co-authors

See who Dr. Bayer researches with

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

How network discovery works

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

Dr. Ruthee-Lu Bayer has worked on 1 clinical trial

Dmand AI links Dr. Bayer to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Multiple Myeloma and Blood Protein Disorders.

Conditions in Dr. Bayer's trials

  • Multiple Myeloma
  • Blood Protein Disorders

Investigators on the most trials with Dr. Bayer

Recent clinical trials with Dr. Bayer

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

Dr. Ruthee-Lu Bayer received $7,053 in industry payments from 2017 to 2022

CMS Open Payments shows 7 general payments to Dr. Bayer from 5 drug and device companies from 2017 to 2022. Consulting fees make up the largest share, 98% of the total. Bristol-Myers Squibb Company paid the most, $3,019.

General payments to Dr. Bayer by program year, 2017 to 2022

General payments to Dr. Bayer by kind, 2017 to 2022

$7.1Kin total
  • Consulting fees$6,92098%
  • Education$1332%

Companies that paid Dr. Bayer the most, 2017 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Bayer

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

Dr. Ruthee-Lu Bayer graduated from New York Medical College

Dr. Bayer graduated from New York Medical College in 1992.

  1. Medical schoolNew York Medical College

Source: Dmand AI Professional Profile Data

Sources for Dr. Ruthee-Lu Bayer'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 DataDmand AI Org Hierarchy 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)
Training, board certification and membershipsDmand AI Professional Profile 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. Ruthee-Lu Bayer

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. Ruthee-Lu Bayer's NPI number?

Dr. Ruthee-Lu Bayer's NPI number is 1215082961. It was assigned on January 24, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Ruthee-Lu Bayer?

Dr. Ruthee-Lu Bayer is a hematologist and oncologist in New Hyde Park, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Ruthee-Lu Bayer practice?

Dr. Bayer practices at 450 Lakeville Rd, Lake Success, NY 11042. Dr. Bayer's primary practice is Schlanger, Gottlieb Partners Council Breast Imaging Center in Lake Success, New York. Dmand AI also links Dr. Bayer to 1 hospital, 2 group practices and clinics, 1 clinical lab and 1 medical group.

What is Dr. Ruthee-Lu Bayer's office phone number?

The practice phone on file for Dr. Bayer is (516) 734-8281.

What is Dr. Ruthee-Lu Bayer's medical license number?

Dr. Bayer holds New York license 194588.

Which hospitals is Dr. Ruthee-Lu Bayer affiliated with?

Dr. Bayer is affiliated with Long Island Jewish Medical Center. Dmand AI links Dr. Bayer to 1 more hospital.

What medical group is Dr. Ruthee-Lu Bayer part of?

Dr. Bayer is linked to Northwell Health Physician Partners Cardiology at Great Neck. Dmand AI links Dr. Bayer to 1 more medical group.

Does Dr. Ruthee-Lu Bayer accept Medicare?

Yes. CMS data shows Dr. Bayer billed Medicare for 437 services in 2024, and Dr. Bayer accepts Medicare assignment.

Does Dr. Ruthee-Lu Bayer offer telehealth?

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

What is Dr. Ruthee-Lu Bayer's MIPS score?

Dr. Bayer's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Ruthee-Lu Bayer see?

CMS counts 114 Medicare patients who saw Dr. Bayer in 2024, with an average age of 69.

What services does Dr. Ruthee-Lu Bayer bill to Medicare?

In 2024, Dr. Bayer's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99214) and medicare service (G2211).

Where did Dr. Ruthee-Lu Bayer go to medical school?

Dr. Bayer graduated from New York Medical College in 1992.

What drugs does Dr. Ruthee-Lu Bayer prescribe most?

In 2024 Medicare Part D data, Dr. Bayer's most prescribed drugs by claims were Acyclovir, Valacyclovir and Jakafi.

Has Dr. Ruthee-Lu Bayer received payments from drug or device companies?

CMS Open Payments shows $7,053 in general payments to Dr. Bayer from 5 companies from 2017 to 2022. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Ruthee-Lu Bayer been practicing?

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

Does Dr. Ruthee-Lu Bayer do research?

Dmand AI links 7 publications to Dr. Bayer, published from 2011 to 2025. Dr. Bayer has worked on 1 clinical trial.

Who does Dr. Ruthee-Lu Bayer publish with?

Dr. Bayer's most frequent co-authors are Dennis L. Confer, MD (4 shared papers), Mark R. Litzow, MD (4 shared papers) and Luke Paul Akard, MD (2 shared papers).

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