Erin I. Demarco
- Medicare patients, 2024
- 52
- Part D claims, 2024
- 182
- Hospital affiliations
- 1
- Industry payments
- $165
- Medical groups
- 5
- Practice address
- 705 Maple Rd, Buffalo, NY 14221
- Practice phone
- Call (716) 692-3302
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
General Physician
Buffalo, New York
Find Erin Demarco'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.
Erin I. Demarco is a family nurse practitioner in Buffalo, New York
Erin Demarco practices at General Physician in Buffalo, New York.
Erin Demarco's NPI, 1508388588, was assigned on July 12, 2017. Erin Demarco holds New York license 342015.
- NPI
- 1508388588NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365708500
- NPI enumeration date
- July 12, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 692-3302
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Erin I. Demarco practices at General Physician in Buffalo, New York
Erin Demarco's primary practice is General Physician, at 705 Maple Rd, Buffalo, NY 14221 in Erie County. The practice phone is (716) 692-3302.
- General Physician705 Maple Rd, Buffalo, NY 14221 · Erie CountyPhone(716) 692-3302
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Erin I. Demarco is affiliated with 5 sites of care and 5 medical groups
Erin Demarco's primary practice is General Physician in Buffalo, New York. Erin Demarco is also affiliated with Buffalo General Medical Center/Gates Vascular Institute. The medical group on file is General Physician. Dmand AI also links Erin Demarco to 4 more medical groups and 3 group practices and clinics, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Erin I. Demarco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Erin Demarco practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| General Physician | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Erin I. Demarco is one of 10,214 family nurse practitioners in New York
Family is Erin Demarco's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Erin Demarco is licensed in New York.
Specialties and state licenses
- Family nurse practitioner, New YorkPrimary
Family nurse practitioners near Erin Demarco
Counts of family nurse practitioners 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
Erin I. Demarco treated 52 Medicare patients in 2024, average age 71
CMS counts 52 Medicare patients who saw Erin Demarco in 2024. The largest group is 75 to 84, with 16 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 56% are also on Medicaid. Their average risk score is 2.09, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Erin Demarco's median patient age at 36, with 93% women.
Erin Demarco's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Erin Demarco's Medicare patients by sex, 2024
- Women3669%
- Men1631%
Chronic conditions among Erin Demarco's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Mood disorders48%
- Anxiety42%
- Chronic kidney disease42%
- Diabetes40%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Erin Demarco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 36
Patient panel by sex, all payers
- Women93%
- Men6%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Erin I. Demarco wrote 182 Medicare Part D claims in 2024
In 2024, Erin Demarco wrote 182 Medicare Part D claims for 55 patients. 94% of them were for generic drugs.
Erin Demarco's Part D claims by kind of drug, 2024
- Generic171 claims94%
- Brand-name11 claims6%
Drug classes CMS tracks in Erin Demarco's Part D claims, 2024
- Antibiotics8%15 of 182 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Erin I. Demarco takes part in Medicare
Erin Demarco 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)
For MedTech and pharma teams
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Erin I. Demarco received $165 in industry payments in 2025
CMS Open Payments shows 8 general payments to Erin Demarco from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $70.
Companies that paid Erin Demarco the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Erin I. Demarco'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 DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Erin I. Demarco
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Erin I. Demarco's NPI number?
Erin I. Demarco's NPI number is 1508388588. It was assigned on July 12, 2017, and it is active in the NPI Registry.
What does Erin I. Demarco specialize in?
Erin I. Demarco is a family nurse practitioner in Buffalo, New York. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Erin I. Demarco practice?
Erin Demarco practices at 705 Maple Rd, Buffalo, NY 14221. Erin Demarco's primary practice is General Physician in Buffalo, New York. Dmand AI also links Erin Demarco to 4 medical groups and 3 group practices and clinics.
What is Erin I. Demarco's office phone number?
The practice phone on file for Erin Demarco is (716) 692-3302.
What is Erin I. Demarco's medical license number?
Erin Demarco holds New York license 342015.
Which hospitals is Erin I. Demarco affiliated with?
Erin Demarco is affiliated with Buffalo General Medical Center/Gates Vascular Institute.
What medical group is Erin I. Demarco part of?
Erin Demarco is linked to General Physician. Dmand AI links Erin Demarco to 4 more medical groups.
Does Erin I. Demarco accept Medicare?
Yes. CMS lists Erin Demarco as accepting Medicare assignment.
How many Medicare patients does Erin I. Demarco see?
CMS counts 52 Medicare patients who saw Erin Demarco in 2024, with an average age of 71.
Has Erin I. Demarco received payments from drug or device companies?
CMS Open Payments shows $165 in general payments to Erin Demarco from 6 companies from 2025 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Erin I. Demarco been practicing?
Erin Demarco graduated from medical school in 2017, 9 years ago.
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