Dr. David D. Wirtz, MD
- Medicare services, 2024
- 835
- Medicare patients, 2024
- 579
- Part D claims, 2024
- 232
- Hospital affiliations
- 4
- Industry payments
- $42
- Practice address
- 134 Homer Avenue, Cortland, NY 13045
- Practice phone
- Call (607) 756-3501
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wirtz's professional email, personal email and mobile number
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Dr. David D. Wirtz is an emergency medicine physician in Cortland, New York
Dr. Wirtz practices at Guthrie Cortland Medical Center in Cortland, New York, part of The Guthrie Clinic.
Dr. Wirtz's NPI, 1649240185, was assigned on January 26, 2006. Dr. Wirtz graduated from New York Medical College in 2000. Dr. Wirtz holds New York license 225318.
- NPI
- 1649240185NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729072434
- NPI enumeration date
- January 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (607) 756-3501
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David D. Wirtz practices at Guthrie Cortland Medical Center in Cortland, New York
Dr. Wirtz's primary practice is Guthrie Cortland Medical Center, at 134 Homer Avenue, Cortland, NY 13045 in Cortland County. The practice phone is (607) 756-3501.
- Guthrie Cortland Medical Center134 Homer Avenue, Cortland, NY 13045 · Cortland CountyPhone(607) 756-3501
Source: Dmand AI Affiliation Data
Dr. David D. Wirtz is affiliated with 4 sites of care and 5 medical groups
Dr. Wirtz's primary practice is Guthrie Cortland Medical Center in Cortland, New York, part of The Guthrie Clinic. Dr. Wirtz is also affiliated with Guthrie Robert Packer Hospital. The medical group on file is Emergency Medicine Physicians (EMP). Dmand AI also links Dr. Wirtz to 2 more hospitals and 4 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. David D. Wirtz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wirtz practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Guthrie Cortland Medical Center | Available with a free account |
| +3 more sites and 4 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 The Guthrie Clinic and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David D. Wirtz is one of 3,709 emergency medicine physicians in New York
Emergency medicine is Dr. Wirtz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Wirtz is licensed in New York.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
Emergency medicine physicians near Dr. Wirtz
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
Dr. David D. Wirtz billed Medicare for 835 services in 2024
CMS data shows 835 Medicare services from Dr. Wirtz across 5 procedure codes in 2024, for 579 Medicare patients. Medicare paid $65,357 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wirtz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5802024: 5417%
- Tests and treatments
- 2023: 2892024: 2942%
Dr. Wirtz compared with the New York median for emergency medicine physicians, 2024
- Dr. Wirtz
- New York median
- Medicare services
- 835vs 2193.8 times
- Medicare patients
- 579vs 2162.7 times
- Part D claims
- 92vs 293.2 times
Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.
Dr. Wirtz'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. Wirtz and other emergency medicine physicians in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David D. Wirtz treated 579 Medicare patients in 2024, average age 74
CMS counts 579 Medicare patients who saw Dr. Wirtz in 2024. The largest group is 75 to 84, with 183 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.73, 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. Wirtz's median patient age at 61, with 55% women.
Dr. Wirtz's Medicare patients by age, 2024
Dr. Wirtz's Medicare patients by sex, 2024
- Women29651%
- Men28349%
Chronic conditions among Dr. Wirtz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Diabetes40%
- Ischemic heart disease39%
- Mood disorders37%
- Chronic kidney disease36%
- Anxiety34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wirtz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David D. Wirtz wrote 232 Medicare Part D claims in 2024
In 2024, Dr. Wirtz wrote 232 Medicare Part D claims for 161 patients. 95% of them were for generic drugs. CMS names the drug for 92 of them, across 5 drugs with 11 or more claims each, at $474 in total drug cost. In 2023, CMS named 113 claims across 7 drugs.
Dr. Wirtz's Part D claims by kind of drug, 2024
- Generic221 claims95%
- Brand-name and other11 claims5%
Dr. Wirtz'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. Wirtz's Part D claims, 2024
- Opioids6%13 of 232 claims
- Antibiotics42%97 of 232 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: 1132024: 9219%
Drugs named by CMS: 5 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
How Dr. David D. Wirtz takes part in Medicare
Dr. Wirtz 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. David D. Wirtz received $42 in industry payments from 2022 to 2024
CMS Open Payments shows 2 general payments to Dr. Wirtz from 2 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 58% of the total. CSL Behring paid the most, $24.
General payments to Dr. Wirtz by program year, 2022 to 2024
General payments to Dr. Wirtz by kind, 2022 to 2024
- Food and beverage$2458%
- Education$1842%
Companies that paid Dr. Wirtz the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David D. Wirtz graduated from New York Medical College
Dr. Wirtz graduated from New York Medical College in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David D. Wirtz'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. David D. Wirtz
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. David D. Wirtz's NPI number?
Dr. David D. Wirtz's NPI number is 1649240185. It was assigned on January 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David D. Wirtz?
Dr. David D. Wirtz is an emergency medicine physician in Cortland, New York. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. David D. Wirtz practice?
Dr. Wirtz practices at 134 Homer Avenue, Cortland, NY 13045. Dr. Wirtz's primary practice is Guthrie Cortland Medical Center in Cortland, New York, part of The Guthrie Clinic. Dmand AI also links Dr. Wirtz to 2 hospitals and 4 medical groups.
What is Dr. David D. Wirtz's office phone number?
The practice phone on file for Dr. Wirtz is (607) 756-3501.
What is Dr. David D. Wirtz's medical license number?
Dr. Wirtz holds New York license 225318.
Which hospitals is Dr. David D. Wirtz affiliated with?
Dr. Wirtz practices at Guthrie Cortland Medical Center in Cortland, New York. Dr. Wirtz is also affiliated with Guthrie Robert Packer Hospital. Dmand AI links Dr. Wirtz to 2 more hospitals.
What medical group is Dr. David D. Wirtz part of?
Dr. Wirtz is linked to Emergency Medicine Physicians (EMP). Dmand AI links Dr. Wirtz to 4 more medical groups.
Does Dr. David D. Wirtz accept Medicare?
Yes. CMS data shows Dr. Wirtz billed Medicare for 835 services in 2024, and Dr. Wirtz accepts Medicare assignment.
How many Medicare patients does Dr. David D. Wirtz see?
CMS counts 579 Medicare patients who saw Dr. Wirtz in 2024, with an average age of 74.
What services does Dr. David D. Wirtz bill to Medicare?
In 2024, Dr. Wirtz's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Show 4 more questionsShow fewer questions
Where did Dr. David D. Wirtz go to medical school?
Dr. Wirtz graduated from New York Medical College in 2000.
What drugs does Dr. David D. Wirtz prescribe most?
In 2024 Medicare Part D data, Dr. Wirtz's most prescribed drugs by claims were Doxycycline Hyclate, Prednisone and Amoxicillin-Clavulanate Potass.
Has Dr. David D. Wirtz received payments from drug or device companies?
CMS Open Payments shows $42 in general payments to Dr. Wirtz from 2 companies from 2022 to 2024. The largest total came from CSL Behring.
How long has Dr. David D. Wirtz been practicing?
Dr. Wirtz graduated from medical school in 2000, 26 years ago.
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