JOHN FRANCIS BRENNAN MD
NPI 1891378345
Pathology - Molecular Genetic Pathology in Salt Lake City, UT

Q: What is John Brennan's NPI number?

The NPI number for John Brennan is 1891378345. It was assigned to this individual provider in the NPPES registry on May 3, 2021.

Q: What is John Brennan's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Molecular Genetic Pathology, with taxonomy code 207ZP0007X.

Q: When was this NPI record last updated?

The NPPES record for John Brennan was last updated on April 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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 May 03, 2021PECOS Enrolled

15 N MEDICAL DR, SALT LAKE CITY, UT 84112(801) 581-2121 Get Directions Write a Review

NPPES record last updated: April 8, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 8, 2025, May 3, 2021 (2 updates tracked since 2021).

On this page

About John Francis Brennan Md NPPES

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

JOHN FRANCIS BRENNAN MD (NPI 1891378345) is an individual molecular genetic pathology provider in Salt Lake City, Utah, licensed in Utah (14211788-1205) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS and maintains a secondary practice location in Chapel Hill.

NPPES Registry Identity

NPI1891378345

Entity TypeIndividualMale

Primary Taxonomy207ZP0007X

Provider Legal NameJOHN FRANCIS BRENNANCredential: MD

Location Address15 N MEDICAL DRSalt Lake City, UT 84112-1100

Mailing Address15 N Medical DrSalt Lake City, UT 84112-1100 · (801) 581-2121

Phone(801) 581-2121

Sole ProprietorNo

Enumeration DateMay 3, 2021

Last NPPES UpdateApril 8, 20252 updates tracked since enumeration

NPPES CertifiedApril 8, 2025

✔ NPI 1891378345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Molecular Genetic PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0007X

License✔ Licensed in UT · 14211788-1205

Definition

A molecular genetic pathologist is expert in the principles, theory and technologies of molecular biology and molecular genetics. This expertise is used to make or confirm diagnoses of Mendelian genetic disorders, disorders of human development, infectious diseases and malignancies, and to assess the natural history of those disorders. A molecular genetic pathologist provides information about gene structure, function and alteration and applies laboratory techniques for diagnosis, treatment and prognosis for individuals with related disorders.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 304865 (NC)

15 N MEDICAL DR, Salt Lake City, UT 84112

Open in Google Maps ↗

Secondary Practice Location 1

Location 1321 S Columbia StChapel Hill, NC 27514-4309 · Phone (919) 966-4676

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Francis Brennan Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84112 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

$125.70 typical visit price

range $54.34 – $166.03

Typical copayment $31.42 (range $13.58 – $41.50)

Most-billed visit code 99204

Established Patient

$96.35 typical visit price

range $17.23 – $135.20

Typical copayment $24.08 (range $4.30 – $33.80)

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 2

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

DR. CORY M. BOSWORTH MD

Pathology (Hematology)

15 N MEDICAL DR
SALT LAKE CITY, UT 84112

Salt Lake County (801) 581-2121

TINGTING BARRETT MD

Pathology (Anatomic Pathology)

15 N MEDICAL DR
SALT LAKE CITY, UT 84112

Salt Lake County (801) 581-2121

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 John Brennan's NPI number?

The NPI number for John Brennan is 1891378345. It was assigned to this individual provider in the NPPES registry on May 3, 2021.

Where is John Brennan located?

John Brennan practices at 15 N Medical Dr, Salt Lake City, UT 84112. The listed phone number is (801) 581-2121.

What is John Brennan's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Molecular Genetic Pathology, with taxonomy code 207ZP0007X.

Is John Brennan enrolled in Medicare?

Yes. John Brennan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Brennan was last updated on April 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.