SEAN LARSEN
NPI 1548647472
Emergency Medicine in Parker, AZ

Q: What is Sean Larsen's NPI number?

The NPI number for Sean Larsen is 1548647472. It was assigned to this individual provider in the NPPES registry on April 29, 2015.

Q: What is Sean Larsen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Sean Larsen was last updated on July 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 29, 2015PECOS EnrolledAccepts Medicare Assignment

12033 AGENCY RD, PARKER, AZ 85344(928) 669-2137(928) 669-3131 Get Directions Write a Review

NPPES record last updated: July 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 10, 2020, May 30, 2019, Oct 16, 2017 (3 updates tracked since 2017).

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About Sean Larsen NPPES

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

SEAN LARSEN (NPI 1548647472) is an individual emergency medicine provider in Parker, Arizona, licensed in Arizona (008197) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1548647472

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameSEAN LARSEN

Location Address12033 AGENCY RDParker, AZ 85344-7718

Mailing Address1200 N Beaver StFlagstaff, AZ 86001-3118 · (928) 213-6235 · Fax (928) 213-6292

Phone(928) 669-2137

Fax(928) 669-3131

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateApril 29, 2015

Last NPPES UpdateJuly 25, 20253 updates tracked since enumeration

NPPES CertifiedJuly 25, 2025

✔ NPI 1548647472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

Licenses✔ Licensed in AZ · 008197✔ Licensed in OK · 6014

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.

12033 AGENCY RD, Parker, AZ 85344

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Secondary Practice Locations 3

Location 12115 Parkview DrEl Reno, OK 73036 · Phone (405) 262-2640 · Fax (405) 422-2521

Location 21000 Hospital CirKingfisher, OK 73750-5002 · Phone (405) 375-7847 · Fax (405) 375-7849

Location 3269 S Candy LnCottonwood, AZ 86326-4158 · Phone (928) 639-6172 · Fax (928) 639-6682

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Sean Larsen is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1355607433

PECOS Enrollment IDI20240213002732

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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

113 services105 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

108 services98 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

77 services76 patients

Emergency department visit with straightforward medical decision making 99282

An emergency department visit for a mild to moderate issue is when you seek immediate medical attention for a non-life-threatening condition. This could include minor injuries, moderate pain, or illnesses like the flu. During the visit, healthcare professionals assess your condition, provide treatment, and may recommend follow-up care.

19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85344 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

$85.89 typical visit price

range $55.44 – $168.60

Typical copayment $21.47 (range $13.86 – $42.15)

Most-billed visit code 99203

Established Patient

$98.00 typical visit price

range $17.72 – $137.41

Typical copayment $24.50 (range $4.43 – $34.35)

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.

DONNA M MITCHELL RN

Registered Nurse