Lucas D. Knewstub

  • Ithaca, NY
  • Emergency medicine physician
NPI1083103642PAC ID6204238306
Medicare services, 2024
510
Medicare patients, 2024
317
Part D claims, 2024
114
MIPS score, 2024
94
Hospital affiliations
3
Practice address
101 Dates Drive, Ithaca, NY 14850
Practice phone
Call (607) 274-4401
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cayuga Medical Center

Hospital · Ithaca, New York

See all 7 affiliations

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Lucas D. Knewstub is an emergency medicine physician in Ithaca, New York

Lucas Knewstub practices at Cayuga Medical Center in Ithaca, New York, part of Centralus Health.

Lucas Knewstub's NPI, 1083103642, was assigned on May 8, 2018. Lucas Knewstub graduated from New York College of Osteo Medicine of New York Institute of Technology in 2018. Lucas Knewstub holds New York license 308462.

NPI and contact details
Medicare PAC ID
6204238306
NPI enumeration date
May 8, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(607) 274-4401
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
34
Medical school graduation
2018

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

Lucas D. Knewstub practices at Cayuga Medical Center in Ithaca, New York

Lucas Knewstub's primary practice is Cayuga Medical Center, at 101 Dates Drive, Ithaca, NY 14850 in Tompkins County. The practice phone is (607) 274-4401.

Source: Dmand AI Affiliation Data

Lucas D. Knewstub is affiliated with 4 sites of care and 3 medical groups

Lucas Knewstub's primary practice is Cayuga Medical Center in Ithaca, New York, part of Centralus Health. Lucas Knewstub is also affiliated with Schuyler Hospital. The medical group on file is Emergency Medicine Associates of Cayuga. Dmand AI also links Lucas Knewstub to 1 more hospital, 2 medical groups and 1 community health center, each named with a free account.

See all 7 affiliations for Lucas Knewstub

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

Dmand AI tracks the EHR system at Lucas D. Knewstub's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Lucas Knewstub practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cayuga Medical CenterAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Lucas D. Knewstub is one of 3,709 emergency medicine physicians in New York

Emergency medicine is Lucas Knewstub's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Lucas Knewstub is licensed in New York.

Specialties and state licenses

  • Emergency medicine, New YorkPrimaryLicense 308462 · taxonomy 207P00000X

Emergency medicine physicians near Lucas Knewstub

Counts of emergency medicine 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

Lucas D. Knewstub billed Medicare for 510 services in 2024

CMS data shows 510 Medicare services from Lucas Knewstub across 4 procedure codes in 2024, for 317 Medicare patients. Medicare paid $42,103 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024510
Medicare patients317
Paid by Medicare$42,103
Procedure codes4

Lucas Knewstub's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 4142024: 33818%
Tests and treatments
2023: 342024: 172406%

Lucas Knewstub compared with the New York median for emergency medicine physicians, 2024

  • Lucas Knewstub
  • New York median
Medicare services
510vs 2192.3 times
Medicare patients
317vs 21647% above
Part D claims
51vs 2976% above

Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.

Lucas Knewstub'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 Lucas Knewstub

Need commercial claims for Lucas Knewstub?

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

Lucas D. Knewstub treated 317 Medicare patients in 2024, average age 75

CMS counts 317 Medicare patients who saw Lucas Knewstub in 2024. The largest group is 75 to 84, with 101 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 35% are also on Medicaid. Their average risk score is 1.74, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Lucas Knewstub's median patient age at 40, with 55% women.

Medicare patients, 2024317
Average age75
Average risk score1.74
Also on Medicaid35%

Lucas Knewstub's Medicare patients by age, 2024

Lucas Knewstub's Medicare patients by sex, 2024

  • Women16652%
  • Men15148%

Chronic conditions among Lucas Knewstub's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol70%
  3. Arthritis52%
  4. Mood disorders42%
  5. Anxiety40%
  6. Depression37%
  7. Atrial fibrillation35%
  8. Ischemic heart disease35%

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

Lucas Knewstub's patients across all payers

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

Patient panel by age, all payers

Median age 40

Patient panel by sex, all payers

  • Women55%
  • Men44%

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

Lucas D. Knewstub wrote 114 Medicare Part D claims in 2024

In 2024, Lucas Knewstub wrote 114 Medicare Part D claims for 90 patients. 92% of them were for generic drugs. CMS names the drug for 51 of them, across 4 drugs with 11 or more claims each, at $371 in total drug cost. In 2023, CMS named 37 claims across 2 drugs.

Part D claims, 2024114
Drugs named by CMS4
Total drug cost$371
Part D patients90

Lucas Knewstub's Part D claims by kind of drug, 2024

  • Generic105 claims92%
  • Brand-name and other9 claims8%

Lucas Knewstub'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 Lucas Knewstub's Part D claims, 2024

  • Opioids12%14 of 114 claims
  • Antibiotics44%50 of 114 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: 372024: 5138%

Drugs named by CMS: 4 in 2024, 2 in 2023.

See all prescribing by Lucas Knewstub

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

Lucas D. Knewstub scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Lucas Knewstub for performance year 2024, reported through an alternative payment model (APM). Lucas Knewstub accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Lucas Knewstub's MIPS scores, performance year 2024

  • 94of 100Final score
  • 82.9of 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

For MedTech and pharma teams

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Lucas D. Knewstub graduated from New York College of Osteo Medicine of New York Institute of Technology

Lucas Knewstub graduated from New York College of Osteo Medicine of New York Institute of Technology in 2018.

  1. Medical schoolNew York College of Osteo Medicine of New York Institute of Technology

Source: Dmand AI Professional Profile Data

Sources for Lucas D. Knewstub'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)
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 Lucas D. Knewstub

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Lucas D. Knewstub's NPI number?

Lucas D. Knewstub's NPI number is 1083103642. It was assigned on May 8, 2018, and it is active in the NPI Registry.

What does Lucas D. Knewstub specialize in?

Lucas D. Knewstub is an emergency medicine physician in Ithaca, New York. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Lucas D. Knewstub practice?

Lucas Knewstub practices at 101 Dates Drive, Ithaca, NY 14850. Lucas Knewstub's primary practice is Cayuga Medical Center in Ithaca, New York, part of Centralus Health. Dmand AI also links Lucas Knewstub to 1 hospital, 2 medical groups and 1 community health center.

What is Lucas D. Knewstub's office phone number?

The practice phone on file for Lucas Knewstub is (607) 274-4401.

What is Lucas D. Knewstub's medical license number?

Lucas Knewstub holds New York license 308462.

Which hospitals is Lucas D. Knewstub affiliated with?

Lucas Knewstub practices at Cayuga Medical Center in Ithaca, New York. Lucas Knewstub is also affiliated with Schuyler Hospital. Dmand AI links Lucas Knewstub to 1 more hospital.

What medical group is Lucas D. Knewstub part of?

Lucas Knewstub is linked to Emergency Medicine Associates of Cayuga. Dmand AI links Lucas Knewstub to 2 more medical groups.

Does Lucas D. Knewstub accept Medicare?

Yes. CMS data shows Lucas Knewstub billed Medicare for 510 services in 2024, and Lucas Knewstub accepts Medicare assignment.

What is Lucas D. Knewstub's MIPS score?

Lucas Knewstub's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Lucas D. Knewstub see?

CMS counts 317 Medicare patients who saw Lucas Knewstub in 2024, with an average age of 75.

Show 4 more questionsShow fewer questions

What services does Lucas D. Knewstub bill to Medicare?

In 2024, Lucas Knewstub's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).

Where did Lucas D. Knewstub go to medical school?

Lucas Knewstub graduated from New York College of Osteo Medicine of New York Institute of Technology in 2018.

What drugs does Lucas D. Knewstub prescribe most?

In 2024 Medicare Part D data, Lucas Knewstub's most prescribed drugs by claims were Prednisone, Ondansetron ODT and Amoxicillin-Clavulanate Potass.

How long has Lucas D. Knewstub been practicing?

Lucas Knewstub graduated from medical school in 2018, 8 years ago.

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