Roy Geronimo, APRN
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 175 Fore River Pkwy, Portland, ME 04102
- Practice phone
- Call (207) 879-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northern Light Mercy Hospital
Portland, Maine
Find Roy Geronimo'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.
Roy Geronimo is an acute care nurse practitioner in Portland, Maine
Roy Geronimo practices at Northern Light Mercy Hospital in Portland, Maine.
Roy Geronimo's NPI, 1356234538, was assigned on May 29, 2025. Roy Geronimo holds Maine license CNP241775.
- NPI
- 1356234538NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315442126
- NPI enumeration date
- May 29, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 879-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Roy Geronimo practices at Northern Light Mercy Hospital in Portland, Maine
Roy Geronimo's primary practice is Northern Light Mercy Hospital, at 175 Fore River Pkwy, Portland, ME 04102 in Cumberland County. The practice phone is (207) 879-3000.
- Northern Light Mercy Hospital175 Fore River Pkwy, Portland, ME 04102 · Cumberland CountyPhone(207) 879-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Roy Geronimo is affiliated with 3 sites of care and 2 medical groups
Roy Geronimo's primary practice is Northern Light Mercy Hospital in Portland, Maine. Roy Geronimo is also affiliated with Northern Light Mercy Hospital. The medical group on file is Northern Light Mercy Hospital. Dmand AI also links Roy Geronimo to 1 more hospital and 1 medical group, 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 Roy Geronimo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Roy Geronimo practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Light Mercy Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Roy Geronimo is one of 152 acute care nurse practitioners in Maine
Acute care is Roy Geronimo's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Roy Geronimo is licensed in Maine.
Specialties and state licenses
- Acute care nurse practitioner, MainePrimary
Acute care nurse practitioners near Roy Geronimo
Counts of acute care 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
Roy Geronimo's patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Roy Geronimo's median patient age at 77, with 74% women.
Roy Geronimo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women74%
- Men21%
Source: Dmand AI Patient Panel Data
How Roy Geronimo takes part in Medicare
Roy Geronimo 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)
Sources for Roy Geronimo'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 Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Roy Geronimo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Roy Geronimo's NPI number?
Roy Geronimo's NPI number is 1356234538. It was assigned on May 29, 2025, and it is active in the NPI Registry.
What does Roy Geronimo specialize in?
Roy Geronimo is an acute care nurse practitioner in Portland, Maine. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Roy Geronimo practice?
Roy Geronimo practices at 175 Fore River Pkwy, Portland, ME 04102. Roy Geronimo's primary practice is Northern Light Mercy Hospital in Portland, Maine. Dmand AI also links Roy Geronimo to 1 hospital and 1 medical group.
What is Roy Geronimo's office phone number?
The practice phone on file for Roy Geronimo is (207) 879-3000.
What is Roy Geronimo's medical license number?
Roy Geronimo holds Maine license CNP241775.
Which hospitals is Roy Geronimo affiliated with?
Roy Geronimo is affiliated with Northern Light Mercy Hospital. Dmand AI links Roy Geronimo to 1 more hospital.
What medical group is Roy Geronimo part of?
Roy Geronimo is linked to Northern Light Mercy Hospital. Dmand AI links Roy Geronimo to 1 more medical group.
Does Roy Geronimo accept Medicare?
Yes. CMS lists Roy Geronimo as accepting Medicare assignment.
How long has Roy Geronimo been practicing?
Roy Geronimo graduated from medical school in 2024, 2 years ago.
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