Curr Probl Cardiol
Dr. Stephen J. Knohl, MD
- Medicare services, 2024
- 98
- Medicare patients, 2024
- 68
- Part D claims, 2024
- 321
- Publications
- 14
- MIPS score, 2024
- 88
- Practice address
- 90 Presidential Plz, Syracuse, NY 13202
- Practice phone
- Call (315) 464-4505
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr In
Syracuse, New York
Find Dr. Knohl's 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. Stephen J. Knohl is a nephrologist in Syracuse, New York
Dr. Knohl practices at Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr In in Syracuse, New York.
Dr. Knohl's NPI, 1144258567, was assigned on June 28, 2006. Dr. Knohl graduated from State University of New York at Buffalo School of Medicine in 1997. Dr. Knohl holds New York license 213082.
- NPI
- 1144258567NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193860229
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (315) 464-4505
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen J. Knohl practices at Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr in in Syracuse, New York
Dr. Knohl's primary practice is Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr in, at 90 Presidential Plz, Syracuse, NY 13202 in Onondaga County. The practice phone is (315) 464-4505.
- Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr in90 Presidential Plz, Syracuse, NY 13202 · Onondaga CountyPhone(315) 464-4505
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Stephen J. Knohl is affiliated with 3 sites of care and 1 medical group
Dr. Knohl's primary practice is Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr In in Syracuse, New York. Dr. Knohl is also affiliated with Upstate University Hospital. The medical group on file is Department of Medicine. Dmand AI also links Dr. Knohl to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Stephen J. Knohl's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Knohl practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr In | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen J. Knohl is one of 914 nephrologists in New York
Nephrology is Dr. Knohl's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Knohl is licensed in New York.
Specialties and state licenses
- Nephrology, New YorkPrimary
Nephrologists near Dr. Knohl
Counts of nephrologists 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. Stephen J. Knohl billed Medicare for 98 services in 2024
CMS data shows 98 Medicare services from Dr. Knohl across 3 procedure codes in 2024, for 68 Medicare patients. Medicare paid $4,707 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Knohl's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 142024: 71407%
- Tests and treatments
- 2023: 02024: 27
Dr. Knohl compared with the New York median for nephrologists, 2024
- Dr. Knohl
- New York median
- Medicare services
- 98vs 68986% below
- Medicare patients
- 68vs 21769% below
- Part D claims
- 311vs 43629% below
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Knohl'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Knohl and other nephrologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen J. Knohl treated 68 Medicare patients in 2024, average age 70
CMS counts 68 Medicare patients who saw Dr. Knohl in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 4.19, 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. Knohl's median patient age at 63, with 54% women.
Dr. Knohl's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Knohl's Medicare patients by sex, 2024
- Women3450%
- Men3450%
Chronic conditions among Dr. Knohl's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease71%
- Diabetes54%
- Heart failure51%
- Depression46%
- Mood disorders46%
- Ischemic heart disease43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Knohl's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen J. Knohl wrote 321 Medicare Part D claims in 2024
In 2024, Dr. Knohl wrote 321 Medicare Part D claims for 45 patients. 98% of them were for generic drugs. CMS names the drug for 311 of them, across 8 drugs with 11 or more claims each, at $16,826 in total drug cost. In 2023, CMS named 313 claims across 7 drugs.
Dr. Knohl's Part D claims by kind of drug, 2024
- Generic313 claims98%
- Brand-name and other8 claims2%
Dr. Knohl'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: 3132024: 3111%
Drugs named by CMS: 8 in 2024, 7 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. Stephen J. Knohl scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Knohl for performance year 2024, reported as part of a group. Dr. Knohl accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Knohl as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Knohl's MIPS scores, performance year 2024
- 88of 100Final score
- 72of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 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. Stephen J. Knohl has 14 publications on record
Dmand AI links 14 papers to Dr. Knohl, published from 2013 to 2024. 2023 was the busiest year, with 6. The most frequent topics are Clinical Competence, Electrocardiography and Delivery of Health Care. Dr. Knohl has published most often in Curr Probl Cardiol. Dr. Knohl's most frequent co-authors are Kurt B. Angstman, MD, Thomas J. Beckman, MD and Michael William Cullen, MD.
Dr. Knohl's papers by year, 2013 to 2024
Topics Dr. Knohl writes about most
- Clinical Competence
- Electrocardiography
- Delivery of Health Care
Dr. Knohl's most frequent co-authors
- Kurt B. Angstman, MD6 shared papers
- Thomas J. Beckman, MD6 shared papers
- Michael William Cullen, MD6 shared papers
Recent publications by Dr. Knohl
Curr Probl Cardiol
Impact of Computer-Interpreted ECGs on the Accuracy of Healthcare Professionals (opens in a new tab)
Curr Probl Cardiol
See who Dr. Knohl researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Knohl works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen J. Knohl received $119 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Knohl from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $119.
Companies that paid Dr. Knohl the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen J. Knohl graduated from State University of New York at Buffalo School of Medicine
Dr. Knohl graduated from State University of New York at Buffalo School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen J. Knohl'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Stephen J. Knohl
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. Stephen J. Knohl's NPI number?
Dr. Stephen J. Knohl's NPI number is 1144258567. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen J. Knohl?
Dr. Stephen J. Knohl is a nephrologist in Syracuse, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Stephen J. Knohl practice?
Dr. Knohl practices at 90 Presidential Plz, Syracuse, NY 13202. Dr. Knohl's primary practice is Department of Medicine Medical Serv Grp at SUNY Hlth Sci Ctr Syr In in Syracuse, New York. Dmand AI also links Dr. Knohl to 1 group practice or clinic.
What is Dr. Stephen J. Knohl's office phone number?
The practice phone on file for Dr. Knohl is (315) 464-4505.
What is Dr. Stephen J. Knohl's medical license number?
Dr. Knohl holds New York license 213082.
Which hospitals is Dr. Stephen J. Knohl affiliated with?
Dr. Knohl is affiliated with Upstate University Hospital.
What medical group is Dr. Stephen J. Knohl part of?
Dr. Knohl is linked to Department of Medicine.
Does Dr. Stephen J. Knohl accept Medicare?
Yes. CMS data shows Dr. Knohl billed Medicare for 98 services in 2024, and Dr. Knohl accepts Medicare assignment.
Does Dr. Stephen J. Knohl offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Knohl as offering telehealth services.
What is Dr. Stephen J. Knohl's MIPS score?
Dr. Knohl's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Stephen J. Knohl see?
CMS counts 68 Medicare patients who saw Dr. Knohl in 2024, with an average age of 70.
What services does Dr. Stephen J. Knohl bill to Medicare?
In 2024, Dr. Knohl's most billed Medicare services were hospital inpatient care (99231), dialysis (90935) and hospital inpatient care (99232).
Where did Dr. Stephen J. Knohl go to medical school?
Dr. Knohl graduated from State University of New York at Buffalo School of Medicine in 1997.
What drugs does Dr. Stephen J. Knohl prescribe most?
In 2024 Medicare Part D data, Dr. Knohl's most prescribed drugs by claims were Potassium Citrate ER, Chlorthalidone and Indapamide.
Has Dr. Stephen J. Knohl received payments from drug or device companies?
CMS Open Payments shows $119 in general payments to Dr. Knohl from 1 company from 2018 to 2018. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Stephen J. Knohl been practicing?
Dr. Knohl graduated from medical school in 1997, 29 years ago.
Does Dr. Stephen J. Knohl do research?
Dmand AI links 14 publications to Dr. Knohl, published from 2013 to 2024.
Who does Dr. Stephen J. Knohl publish with?
Dr. Knohl's most frequent co-authors are Kurt B. Angstman, MD (6 shared papers), Thomas J. Beckman, MD (6 shared papers) and Michael William Cullen, MD (6 shared papers).
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