Dr. Justin M. Weis, MD
- Medicare services, 2024
- 357
- Medicare patients, 2024
- 172
- Part D claims, 2024
- 1,277
- MIPS score, 2024
- 94
- Hospital affiliations
- 3
- Practice address
- 350 Parrish Street, Canandaigua, NY 14424
- Practice phone
- Call (585) 396-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Weis' 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. Justin M. Weis is an internist in Canandaigua, New York
Dr. Weis practices at F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine.
Dr. Weis' NPI, 1245356468, was assigned on March 21, 2007. Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 2007. Dr. Weis holds New York license 254935.
- NPI
- 1245356468NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022141324
- NPI enumeration date
- March 21, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (585) 396-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Justin M. Weis practices at F.F. Thompson Hospital in Canandaigua, New York
Dr. Weis' primary practice is F.F. Thompson Hospital, at 350 Parrish Street, Canandaigua, NY 14424 in Ontario County. The practice phone is (585) 396-6000.
- F.F. Thompson Hospital350 Parrish Street, Canandaigua, NY 14424 · Ontario CountyPhone(585) 396-6000
Source: Dmand AI Affiliation Data
Dr. Justin M. Weis is affiliated with 4 sites of care and 6 medical groups
Dr. Weis' primary practice is F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine. Dr. Weis is also affiliated with Strong Memorial Hospital. The medical group on file is University of Rochester Medical Faculty Group (URMFG). Dmand AI also links Dr. Weis to 1 more hospital, 5 medical groups and 1 skilled nursing facility, each named with a free account. Dr. Weis' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Justin M. Weis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| F.F. Thompson Hospital | Available with a free account |
| +3 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Justin M. Weis is one of 9,643 internists in New York
Internal medicine is Dr. Weis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Weis is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Weis
Counts of internists 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. Justin M. Weis billed Medicare for 357 services in 2024
CMS data shows 357 Medicare services from Dr. Weis across 8 procedure codes in 2024, for 172 Medicare patients. Medicare paid $24,444 for them.
Dr. Weis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3172024: 24323%
- Tests and treatments
- 2023: 942024: 11421%
Where Dr. Weis' Medicare services took place, 2024
- In an office257%
- In a facility33293%
Dr. Weis compared with the New York median for internists, 2024
- Dr. Weis
- New York median
- Medicare services
- 357vs 42616% below
- Medicare patients
- 172vs 1589% above
- Part D claims
- 1,182vs 62290% above
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Weis' 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Weis and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Justin M. Weis treated 172 Medicare patients in 2024, average age 73
CMS counts 172 Medicare patients who saw Dr. Weis in 2024. The largest group is 75 to 84, with 61 patients. 73% of them have high blood pressure, and 73% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.95, 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. Weis' median patient age at 71, with 52% women.
Dr. Weis' Medicare patients by age, 2024
Dr. Weis' Medicare patients by sex, 2024
- Women9756%
- Men7544%
Chronic conditions among Dr. Weis' Medicare patients, 2024
- High blood pressure73%
- High cholesterol73%
- COPD52%
- Arthritis49%
- Anxiety40%
- Mood disorders38%
- Chronic kidney disease34%
- Depression33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Justin M. Weis wrote 1,277 Medicare Part D claims in 2024
In 2024, Dr. Weis wrote 1,277 Medicare Part D claims for 213 patients. 41% of them were for generic drugs. CMS names the drug for 1,182 of them, across 31 drugs with 11 or more claims each, at $406,894 in total drug cost. In 2023, CMS named 881 claims across 23 drugs.
Dr. Weis' Part D claims by kind of drug, 2024
- Generic528 claims41%
- Brand-name749 claims59%
Dr. Weis' 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. Weis' Part D claims, 2024
- Antibiotics8%96 of 1,277 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: 8812024: 1,18234%
Drugs named by CMS: 31 in 2024, 23 in 2023.
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. Justin M. Weis 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 Dr. Weis for performance year 2024, reported as part of a group. Dr. Weis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Weis' MIPS scores, performance year 2024
- 94of 100Final score
- 67.5of 100Quality
- 100of 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. Justin M. Weis received $1,303 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Weis from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. GlaxoSmithKline, LLC. paid the most, $317.
General payments to Dr. Weis by program year, 2016 to 2025
General payments to Dr. Weis by kind, 2016 to 2025
- Food and beverage$1,23295%
- Education$725%
Companies that paid Dr. Weis 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. Justin M. Weis graduated from University of Iowa, RJ & L Carver College of Medicine
Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Justin M. Weis'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 DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Justin M. Weis
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. Justin M. Weis' NPI number?
Dr. Justin M. Weis' NPI number is 1245356468. It was assigned on March 21, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Justin M. Weis?
Dr. Justin M. Weis is an internist in Canandaigua, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Justin M. Weis practice?
Dr. Weis practices at 350 Parrish Street, Canandaigua, NY 14424. Dr. Weis' primary practice is F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine. Dmand AI also links Dr. Weis to 1 hospital, 5 medical groups and 1 skilled nursing facility.
What is Dr. Justin M. Weis' office phone number?
The practice phone on file for Dr. Weis is (585) 396-6000.
What is Dr. Justin M. Weis' medical license number?
Dr. Weis holds New York license 254935.
Which hospitals is Dr. Justin M. Weis affiliated with?
Dr. Weis practices at F.F. Thompson Hospital in Canandaigua, New York. Dr. Weis is also affiliated with Strong Memorial Hospital. Dmand AI links Dr. Weis to 1 more hospital.
What medical group is Dr. Justin M. Weis part of?
Dr. Weis is linked to University of Rochester Medical Faculty Group (URMFG). Dmand AI links Dr. Weis to 5 more medical groups.
Does Dr. Justin M. Weis accept Medicare?
Yes. CMS data shows Dr. Weis billed Medicare for 357 services in 2024, and Dr. Weis accepts Medicare assignment.
What is Dr. Justin M. Weis' MIPS score?
Dr. Weis' MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
How many Medicare patients does Dr. Justin M. Weis see?
CMS counts 172 Medicare patients who saw Dr. Weis in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Justin M. Weis bill to Medicare?
In 2024, Dr. Weis' most billed Medicare services were hospital inpatient care (99233), critical care (99291) and lung function service (94010).
Where did Dr. Justin M. Weis go to medical school?
Dr. Weis graduated from University of Iowa, RJ & L Carver College of Medicine in 2007.
What drugs does Dr. Justin M. Weis prescribe most?
In 2024 Medicare Part D data, Dr. Weis' most prescribed drugs by claims were Trelegy Ellipta, Albuterol Sulfate Hfa and Breztri Aerosphere.
Has Dr. Justin M. Weis received payments from drug or device companies?
CMS Open Payments shows $1,303 in general payments to Dr. Weis from 11 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Justin M. Weis been practicing?
Dr. Weis graduated from medical school in 2007, 19 years ago.
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