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JANELLE TREFSGAR DO
NPI 1386431369
Student in an Organized Health Care Education/Training Program in Phoenix, AZ

Active since April 22, 2025PECOS Enrolled
1441 N 12TH ST FL 3, PHOENIX, AZ 85006(602) 521-5700 Get Directions Write a Review

NPPES record last updated: April 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Janelle Trefsgar Do NPPES

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

JANELLE TREFSGAR DO (NPI 1386431369) is an individual student in an organized health care education/training program in Phoenix, Arizona and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1386431369
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameJANELLE TREFSGARCredential: DO
Location Address1441 N 12TH ST FL 3Phoenix, AZ 85006-2837
Mailing Address1441 N 12th St Fl 3Phoenix, AZ 85006-2837 · (602) 521-5700
Phone(602) 521-5700
Sole ProprietorNo
Enumeration DateApril 22, 2025
NPPES CertifiedApril 22, 2025
✔ NPI 1386431369 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
1441 N 12TH ST FL 3, Phoenix, AZ 85006
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Janelle Trefsgar Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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.

MRS. SONIA TERESA BRUNSON FNP-BC
Nurse Practitioner (Family)
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5700
MARY NOWLEN MD
Student in an Organized Health Care Education/Training Program
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5700
AMAYA IVON ALARCON TORRES DO
Student in an Organized Health Care Education/Training Program
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5700
DR. EMINA GULBIS MD
Student in an Organized Health Care Education/Training Program
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5700
DR. DANIEL D JAMESON DMD
Student in an Organized Health Care Education/Training Program
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5150
MR. PATRIC JOSEPH SIERZEGA P.A.-C
Physician Assistant (Medical)
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5770
SYDNEY MARIE WOODS DDS
Student in an Organized Health Care Education/Training Program
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5977
DR. TJISKA ELAINE CONROTTO DDS
Dentist (Oral and Maxillofacial Surgery)
1441 N 12TH ST FL 3
PHOENIX, AZ 85006
Maricopa County (602) 521-5150

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 Janelle Trefsgar's NPI number?

The NPI number for Janelle Trefsgar is 1386431369. It was assigned to this individual provider in the NPPES registry on April 22, 2025.

Where is Janelle Trefsgar located?

Janelle Trefsgar practices at 1441 N 12th St Fl 3, Phoenix, AZ 85006. The listed phone number is (602) 521-5700.

What is Janelle Trefsgar's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Janelle Trefsgar enrolled in Medicare?

Yes. Janelle Trefsgar is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Janelle Trefsgar was last updated on April 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.