JOHN THOMAS HALLORAN DO
NPI 1851888697
Internal Medicine in Sacramento, CA

Active since April 17, 2018PECOS EnrolledAccepts Medicare Assignment
96.5/100
CMS Quality Rating
3000 Q ST FL 3, SACRAMENTO, CA 95816(916) 733-3400(916) 733-5384 Get Directions Write a Review

NPPES record last updated: January 18, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 18, 2022, Apr 17, 2018 (2 updates tracked since 2018).

About John Thomas Halloran Do NPPES

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

JOHN THOMAS HALLORAN DO (NPI 1851888697) is an individual internal medicine provider in Sacramento, California, licensed in California (20A19224) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1851888697
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN THOMAS HALLORANCredential: DO
Location Address3000 Q ST FL 3Sacramento, CA 95816-7058
Mailing Address3400 Data DrRancho Cordova, CA 95670-7956
Fax(916) 733-5384
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateApril 17, 2018
Last NPPES UpdateJanuary 18, 20222 updates tracked since enumeration
NPPES CertifiedJanuary 18, 2022
NPI 1851888697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · 20A19224
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
3000 Q ST FL 3, Sacramento, CA 95816

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 Thomas Halloran Do 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 ID1951793561
PECOS Enrollment IDI20220111001870
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 95816 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
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.

96.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.34
Promoting Interoperability100
Improvement Activities40

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.

Internal Medicine
3000 Q ST FL 3
SACRAMENTO, CA 95816
Hospitalist
3000 Q ST FL 3
SACRAMENTO, CA 95816
Hospitalist
3000 Q ST FL 3
SACRAMENTO, CA 95816
Hospitalist
3000 Q ST FL 3
SACRAMENTO, CA 95816
Nurse Practitioner (Family)
3000 Q ST FL 3
SACRAMENTO, CA 95816
Dermatology
3000 Q ST FL 3
SACRAMENTO, CA 95816
Internal Medicine
3000 Q ST FL 3
SACRAMENTO, CA 95816
Hospitalist
3000 Q ST FL 3
SACRAMENTO, CA 95816

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 Halloran's NPI number?

The NPI number for John Halloran is 1851888697. It was assigned to this individual provider in the NPPES registry on April 17, 2018.

Where is John Halloran located?

John Halloran practices at 3000 Q St Fl 3, Sacramento, CA 95816. The listed phone number is (916) 733-3400.

What is John Halloran's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is John Halloran enrolled in Medicare?

Yes. John Halloran 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.

When was this NPI record last updated?

The NPPES record for John Halloran was last updated on January 18, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.