Dr. Mark H. Weidner, MD
- Medicare services, 2024
- 872
- Medicare patients, 2024
- 345
- Part D claims, 2024
- 220
- Hospital affiliations
- 4
- Industry payments
- $14
- Practice address
- 211 Church Street, Saratoga Springs, NY 12866
- Practice phone
- Call (518) 587-3222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Weidner'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. Mark H. Weidner is a nephrologist in Saratoga Springs, New York
Dr. Weidner practices at Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System.
Dr. Weidner's NPI, 1972680288, was assigned on November 1, 2006. Dr. Weidner graduated from Sidney Kimmel Medical College at Thomas Jefferson University in 1992. Dr. Weidner holds New York license 210870.
- NPI
- 1972680288NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658389598
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (518) 587-3222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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. Mark H. Weidner practices at Saratoga Hospital in Saratoga Springs, New York
Dr. Weidner's primary practice is Saratoga Hospital, at 211 Church Street, Saratoga Springs, NY 12866 in Saratoga County. The practice phone is (518) 587-3222.
- Saratoga Hospital211 Church Street, Saratoga Springs, NY 12866 · Saratoga CountyPhone(518) 587-3222
Source: Dmand AI Affiliation Data
Dr. Mark H. Weidner is affiliated with 6 sites of care and 3 medical groups
Dr. Weidner's primary practice is Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System. Dr. Weidner is also affiliated with Albany Medical Center. The medical group on file is Saratoga Hospital Medical Group Endocrinology and Diabetes. Dmand AI also links Dr. Weidner to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark H. Weidner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weidner practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saratoga Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Albany Med Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark H. Weidner is one of 914 nephrologists in New York
Nephrology is Dr. Weidner's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Weidner is licensed in New York.
Specialties and state licenses
- Nephrology, New YorkPrimary
Nephrologists near Dr. Weidner
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. Mark H. Weidner billed Medicare for 872 services in 2024
CMS data shows 872 Medicare services from Dr. Weidner across 7 procedure codes in 2024, for 345 Medicare patients. Medicare paid $63,797 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Weidner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7412024: 87218%
Dr. Weidner compared with the New York median for nephrologists, 2024
- Dr. Weidner
- New York median
- Medicare services
- 872vs 68927% above
- Medicare patients
- 345vs 21759% above
- Part D claims
- 71vs 43684% below
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Weidner'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. Weidner and other nephrologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark H. Weidner treated 345 Medicare patients in 2024, average age 77
CMS counts 345 Medicare patients who saw Dr. Weidner in 2024. The largest group is 75 to 84, with 113 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 2.34, 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. Weidner's median patient age at 71, with 48% women.
Dr. Weidner's Medicare patients by age, 2024
Dr. Weidner's Medicare patients by sex, 2024
- Women17651%
- Men16949%
Chronic conditions among Dr. Weidner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease51%
- Arthritis48%
- Atrial fibrillation47%
- Heart failure46%
- Chronic kidney disease44%
- Mood disorders43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Weidner's 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
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark H. Weidner wrote 220 Medicare Part D claims in 2024
In 2024, Dr. Weidner wrote 220 Medicare Part D claims for 122 patients. 87% of them were for generic drugs. CMS names the drug for 71 of them, across 5 drugs with 11 or more claims each, at $387 in total drug cost. In 2023, CMS named 92 claims across 6 drugs.
Dr. Weidner's Part D claims by kind of drug, 2024
- Generic191 claims87%
- Brand-name29 claims13%
Dr. Weidner'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. Weidner's Part D claims, 2024
- Opioids7%16 of 220 claims
- Antibiotics20%44 of 220 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: 922024: 7123%
Drugs named by CMS: 5 in 2024, 6 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
How Dr. Mark H. Weidner takes part in Medicare
Dr. Weidner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark H. Weidner received $14 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Weidner from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $14.
Companies that paid Dr. Weidner the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark H. Weidner graduated from Sidney Kimmel Medical College at Thomas Jefferson University
Dr. Weidner graduated from Sidney Kimmel Medical College at Thomas Jefferson University in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark H. Weidner'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) |
| 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. Mark H. Weidner
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. Mark H. Weidner's NPI number?
Dr. Mark H. Weidner's NPI number is 1972680288. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark H. Weidner?
Dr. Mark H. Weidner is a nephrologist in Saratoga Springs, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Mark H. Weidner practice?
Dr. Weidner practices at 211 Church Street, Saratoga Springs, NY 12866. Dr. Weidner's primary practice is Saratoga Hospital in Saratoga Springs, New York, part of Albany Med Health System. Dmand AI also links Dr. Weidner to 2 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Mark H. Weidner's office phone number?
The practice phone on file for Dr. Weidner is (518) 587-3222.
What is Dr. Mark H. Weidner's medical license number?
Dr. Weidner holds New York license 210870.
Which hospitals is Dr. Mark H. Weidner affiliated with?
Dr. Weidner practices at Saratoga Hospital in Saratoga Springs, New York. Dr. Weidner is also affiliated with Albany Medical Center. Dmand AI links Dr. Weidner to 2 more hospitals.
What medical group is Dr. Mark H. Weidner part of?
Dr. Weidner is linked to Saratoga Hospital Medical Group Endocrinology and Diabetes. Dmand AI links Dr. Weidner to 2 more medical groups.
Does Dr. Mark H. Weidner accept Medicare?
Yes. CMS data shows Dr. Weidner billed Medicare for 872 services in 2024, and Dr. Weidner accepts Medicare assignment.
How many Medicare patients does Dr. Mark H. Weidner see?
CMS counts 345 Medicare patients who saw Dr. Weidner in 2024, with an average age of 77.
What services does Dr. Mark H. Weidner bill to Medicare?
In 2024, Dr. Weidner's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Show 4 more questionsShow fewer questions
Where did Dr. Mark H. Weidner go to medical school?
Dr. Weidner graduated from Sidney Kimmel Medical College at Thomas Jefferson University in 1992.
What drugs does Dr. Mark H. Weidner prescribe most?
In 2024 Medicare Part D data, Dr. Weidner's most prescribed drugs by claims were Metoprolol Succinate, Amoxicillin-Clavulanate Potass and Levofloxacin.
Has Dr. Mark H. Weidner received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. Weidner from 1 company from 2017 to 2017. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Mark H. Weidner been practicing?
Dr. Weidner graduated from medical school in 1992, 34 years ago.
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