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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

RYAN DAVID DEMMENDAAL MD
NPI 1245932607
Emergency Medicine in Farmington, ME

Active since March 20, 2023PECOS Enrolled
111 FRANKLIN HEALTH CMNS, FARMINGTON, ME 04938(207) 778-6031(207) 779-2632 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 23, 2026, Nov 20, 2025, Mar 20, 2023 (3 updates tracked since 2023).

About Ryan David Demmendaal Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RYAN DAVID DEMMENDAAL MD (NPI 1245932607) is an individual emergency medicine provider in Farmington, Maine, licensed in Maine (MD29926) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Washington School Of Medicine (2023).

NPPES Registry Identity

NPI1245932607
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameRYAN DAVID DEMMENDAALCredential: MD
Location Address111 FRANKLIN HEALTH CMNSFarmington, ME 04938-6144
Mailing Address111 Franklin Health CmnsFarmington, ME 04938-6144 · (207) 778-6031 · Fax (207) 779-2632
Phone(207) 778-6031
Fax(207) 779-2632
Sole ProprietorNo
Medical School CMSUniversity Of Washington School Of MedicineGraduated 2023
Enumeration DateMarch 20, 2023
Last NPPES UpdateJuly 23, 20263 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1245932607 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in ME · MD29926✔ Licensed in NH · 39961
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
111 FRANKLIN HEALTH CMNS, Farmington, ME 04938
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Secondary Practice Locations 2

Location 122 Bramhall StPortland, ME 04102-3175 · Phone (207) 662-0111
Location 23073 White Mountain HwyNorth Conway, NH 03860-7101 · Phone (603) 356-5461 · Fax (603) 356-9048

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ryan David Demmendaal Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2860851722
PECOS Enrollment IDI20251203001125
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04938 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.58 typical visit price
range $53.26 – $162.77
Typical copayment $20.64 (range $13.31 – $40.69)
Most-billed visit code 99203
Established Patient
$94.60 typical visit price
range $16.90 – $132.79
Typical copayment $23.65 (range $4.22 – $33.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JESSE BUTLER MD
Emergency Medicine
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031
CHANEY WAHL RN
Registered Nurse
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 491-1014
JODI ALEXIS CONRAD D.O.
Emergency Medicine
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031
PAULA DESPRES MSOT, OTR/L
Occupational Therapist (Physical Rehabilitation)
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031
DR. LARRY B LABUL DO
Hospitalist
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031
SAMANTHA ELLIS
Registered Nurse (Emergency)
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 779-2250
DR. AARON SAMUEL RATNER DO, MS
Emergency Medicine
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031
DR. VIVIAM SKARLETH TREJO MD
Emergency Medicine
111 FRANKLIN HEALTH CMNS
FARMINGTON, ME 04938
Franklin County (207) 778-6031

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ryan Demmendaal's NPI number?

The NPI number for Ryan Demmendaal is 1245932607. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Ryan Demmendaal located?

Ryan Demmendaal practices at 111 Franklin Health Cmns, Farmington, ME 04938. The listed phone number is (207) 778-6031.

What is Ryan Demmendaal's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Ryan Demmendaal enrolled in Medicare?

Yes. Ryan Demmendaal is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ryan Demmendaal was last updated on July 23, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.