JOHN D DAY MD
NPI 1811965122
Internal Medicine - Clinical Cardiac Electrophysiology in Salt Lake City, UT

Active since March 11, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
1160 E 3900 S STE 2000, SALT LAKE CITY, UT 84124(801) 266-3418(801) 266-4174 Get Directions Write a Review

NPPES record last updated: December 1, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 1, 2020, Oct 15, 2020 (2 updates tracked since 2020).

About John D Day Md NPPES

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

JOHN D DAY MD (NPI 1811965122) is an individual clinical cardiac electrophysiology provider in Salt Lake City, Utah, licensed in Utah (4849787-1205) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with St Mark's Hospital, and is a graduate of Johns Hopkins University School Of Medicine (1995).

NPPES Registry Identity

NPI1811965122
Entity TypeIndividualMale
Primary Taxonomy207RC0001X
Provider Legal NameJOHN D DAYCredential: MD
Location Address1160 E 3900 S STE 2000Salt Lake City, UT 84124-1236
Mailing AddressPo Box 741729Atlanta, GA 30374-1729
Fax(801) 266-4174
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 1995
Enumeration DateMarch 11, 2006
Last NPPES UpdateDecember 1, 20202 updates tracked since enumeration
NPPES CertifiedDecember 1, 2020
NPI 1811965122 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RC0001X
License Licensed in UT · 4849787-1205
Definition
A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 48497871205 (UT)
1160 E 3900 S STE 2000, Salt Lake City, UT 84124

Other Identifiers 1

MedicaidD3783UT

Accepted Insurance

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

John D Day Md 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 ID8527963214
PECOS Enrollment IDI20031205000031
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 25

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
1,005 services542 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
564 services410 patients
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 93296
This procedure involves remotely monitoring your pacemaker or implantable defibrillator system. Over a 90-day period, we check the device's performance and your heart's activity. This helps ensure the device is functioning properly and providing the best possible support for your heart health.
354 services137 patients
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294
This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.
297 services113 patients
Insertion of catheters and destruction of tissue to treat abnormal heart rhythm 93655
This procedure involves placing small tubes (catheters) into your heart via a blood vessel. These catheters emit energy that corrects irregular heartbeats by eliminating the problematic heart tissue. It's a common, minimally invasive method to treat abnormal heart rhythms.
218 services135 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
191 services146 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Mark's Hospital

Acute Care Hospitals · Salt Lake City, UT
3/5 CMS rating
OwnershipProprietary
CMS Certification Number460047
Location1200 East 3900 SouthSalt Lake City, UT 84124 · Salt Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84124 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored

Other Providers at the Same Location NPPES 19

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

Nurse Practitioner
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Physician Assistant
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Internal Medicine (Interventional Cardiology)
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Nurse Practitioner (Family)
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Nurse Practitioner
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Internal Medicine (Interventional Cardiology)
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Nurse Practitioner
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124
Internal Medicine (Cardiovascular Disease)
1160 E 3900 S STE 2000
SALT LAKE CITY, UT 84124

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 Day's NPI number?

The NPI number for John Day is 1811965122. It was assigned to this individual provider in the NPPES registry on March 11, 2006.

Where is John Day located?

John Day practices at 1160 E 3900 S Ste 2000, Salt Lake City, UT 84124. The listed phone number is (801) 266-3418.

What is John Day's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Is John Day enrolled in Medicare?

Yes. John Day is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Day accept?

Health plans from BridgeSpan Health Company, Molina Healthcare, Regence BlueCross BlueShield of Utah and University of Utah Health Plans list John Day as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Day affiliated with any hospitals?

According to CMS data, John Day is affiliated with St Mark's Hospital.

When was this NPI record last updated?

The NPPES record for John Day was last updated on December 1, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.