Dr. Eric J. Waffner, MD
- Medicare services, 2024
- 2,331
- Medicare patients, 2024
- 276
- Part D claims, 2024
- 3,931
- Hospital affiliations
- 3
- Industry payments
- $225
- Practice address
- 425 Essjay Rd, Buffalo, NY 14221
- Practice phone
- Call (716) 630-2500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Buffalo Medical Group
Buffalo, New York
Find Dr. Waffner'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. Eric J. Waffner is an internist in Buffalo, New York
Dr. Waffner practices at Buffalo Medical Group in Buffalo, New York.
Dr. Waffner's NPI, 1942288048, was assigned on January 9, 2006. Dr. Waffner graduated from University at Buffalo School of Medicine in 2000. Dr. Waffner holds New York license 222556.
- NPI
- 1942288048NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002717311
- NPI enumeration date
- January 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (716) 630-2500
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric J. Waffner practices at Buffalo Medical Group in Buffalo, New York
Dr. Waffner's primary practice is Buffalo Medical Group, at 425 Essjay Rd, Buffalo, NY 14221 in Erie County. The practice phone is (716) 630-2500.
- Buffalo Medical Group425 Essjay Rd, Buffalo, NY 14221 · Erie CountyPhone(716) 630-2500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Eric J. Waffner is affiliated with 9 sites of care and 5 medical groups
Dr. Waffner's primary practice is Buffalo Medical Group in Buffalo, New York. Dr. Waffner is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is Buffalo Medical Group. Dmand AI also links Dr. Waffner to 2 more hospitals, 4 medical groups, 3 home health agencies and 2 group practices and clinics, each 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. Eric J. Waffner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Waffner practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Buffalo Medical Group | Available with a free account |
| +8 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric J. Waffner is one of 9,643 internists in New York
Internal medicine is Dr. Waffner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Waffner is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Waffner
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. Eric J. Waffner billed Medicare for 2,331 services in 2024
CMS data shows 2,331 Medicare services from Dr. Waffner across 26 procedure codes in 2024, for 276 Medicare patients. Medicare paid $72,692 for them. Every service was in an office.
Dr. Waffner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,3362024: 1,4327%
- Other services
- 2023: 3382024: 50048%
- Office and hospital visits
- 2023: 2872024: 2764%
- Tests and treatments
- 2023: 1472024: 12316%
Dr. Waffner compared with the New York median for internists, 2024
- Dr. Waffner
- New York median
- Medicare services
- 2,331vs 4265.5 times
- Medicare patients
- 276vs 15875% above
- Part D claims
- 3,254vs 6225.2 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Waffner'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. Waffner and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric J. Waffner treated 276 Medicare patients in 2024, average age 77
CMS counts 276 Medicare patients who saw Dr. Waffner in 2024. The largest group is 75 to 84, with 127 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Waffner's median patient age at 68, with 48% women.
Dr. Waffner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Waffner's Medicare patients by sex, 2024
- Women12947%
- Men14753%
Chronic conditions among Dr. Waffner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease44%
- Arthritis38%
- Ischemic heart disease34%
- Diabetes29%
- Mood disorders24%
- Atrial fibrillation23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Waffner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric J. Waffner wrote 3,931 Medicare Part D claims in 2024
In 2024, Dr. Waffner wrote 3,931 Medicare Part D claims for 803 patients. 87% of them were for generic drugs. CMS names the drug for 3,254 of them, across 71 drugs with 11 or more claims each, at $275,045 in total drug cost. In 2023, CMS named 4,314 claims across 91 drugs.
Dr. Waffner's Part D claims by kind of drug, 2024
- Generic3,414 claims87%
- Brand-name500 claims13%
- Other17 claims0%
Dr. Waffner'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. Waffner's Part D claims, 2024
- Opioids1%22 of 3,931 claims
- Antibiotics2%82 of 3,931 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: 4,3142024: 3,25425%
Drugs named by CMS: 71 in 2024, 91 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. Eric J. Waffner offers telehealth to Medicare patients
Dr. Waffner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Waffner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Eric J. Waffner received $225 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Waffner from 1 drug or device company in 2020. Speaker and faculty fees make up the largest share, 100% of the total. Tandem Diabetes Care, Inc. paid the most, $225.
Companies that paid Dr. Waffner the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric J. Waffner graduated from University at Buffalo School of Medicine
Dr. Waffner graduated from University at Buffalo School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eric J. Waffner'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) |
| 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. Eric J. Waffner
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. Eric J. Waffner's NPI number?
Dr. Eric J. Waffner's NPI number is 1942288048. It was assigned on January 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric J. Waffner?
Dr. Eric J. Waffner is an internist in Buffalo, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Eric J. Waffner practice?
Dr. Waffner practices at 425 Essjay Rd, Buffalo, NY 14221. Dr. Waffner's primary practice is Buffalo Medical Group in Buffalo, New York. Dmand AI also links Dr. Waffner to 2 hospitals, 4 medical groups, 3 home health agencies and 2 group practices and clinics.
What is Dr. Eric J. Waffner's office phone number?
The practice phone on file for Dr. Waffner is (716) 630-2500.
What is Dr. Eric J. Waffner's medical license number?
Dr. Waffner holds New York license 222556.
Which hospitals is Dr. Eric J. Waffner affiliated with?
Dr. Waffner is affiliated with Buffalo General Medical Center/Gates Vascular Institute. Dmand AI links Dr. Waffner to 2 more hospitals.
What medical group is Dr. Eric J. Waffner part of?
Dr. Waffner is linked to Buffalo Medical Group. Dmand AI links Dr. Waffner to 4 more medical groups.
Does Dr. Eric J. Waffner accept Medicare?
Yes. CMS data shows Dr. Waffner billed Medicare for 2,331 services in 2024, and Dr. Waffner accepts Medicare assignment.
Does Dr. Eric J. Waffner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Waffner as offering telehealth services.
How many Medicare patients does Dr. Eric J. Waffner see?
CMS counts 276 Medicare patients who saw Dr. Waffner in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Eric J. Waffner bill to Medicare?
In 2024, Dr. Waffner's most billed Medicare services were lab and pathology test (80048), medicare service (G2211) and medicare service (G0439).
Where did Dr. Eric J. Waffner go to medical school?
Dr. Waffner graduated from University at Buffalo School of Medicine in 2000.
What drugs does Dr. Eric J. Waffner prescribe most?
In 2024 Medicare Part D data, Dr. Waffner's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metoprolol Succinate.
Has Dr. Eric J. Waffner received payments from drug or device companies?
CMS Open Payments shows $225 in general payments to Dr. Waffner from 1 company from 2020 to 2020. The largest total came from Tandem Diabetes Care, Inc.
How long has Dr. Eric J. Waffner been practicing?
Dr. Waffner graduated from medical school in 2000, 26 years ago.
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