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DR. JASON HIDEO HORINOUCHI MD
NPI 1528379435
Hospitalist in Chattanooga, TN

Active since June 24, 2010PECOS EnrolledAccepts Medicare Assignment
96.19/100
CMS Quality Rating
975 E 3RD ST, CHATTANOOGA, TN 37403(423) 266-1490(423) 778-2108 Get Directions Write a Review

NPPES record last updated: April 28, 2020. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Jason Hideo Horinouchi Md NPPES

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

DR. JASON HIDEO HORINOUCHI MD (NPI 1528379435) is an individual hospitalist provider in Chattanooga, Tennessee, licensed in Tennessee (49981) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Erlanger Medical Center, and is a graduate of Loma Linda University School Of Medicine (2010).

NPPES Registry Identity

NPI1528379435
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. JASON HIDEO HORINOUCHICredential: MD
Location Address975 E 3RD STChattanooga, TN 37403-2147
Mailing Address975 E 3rd St, Attn: Provider EnrollmentChattanooga, TN 37403-2147 · (423) 778-3110 · Fax (423) 778-3146
Phone(423) 266-1490
Fax(423) 778-2108
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2010
Enumeration DateJune 24, 2010
Last NPPES UpdateApril 28, 2020
NPPES CertifiedApril 28, 2020
✔ NPI 1528379435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in TN · 49981
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 5894 (HI)
975 E 3RD ST, Chattanooga, TN 37403
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Jason Hideo Horinouchi 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 ID8729221916
PECOS Enrollment IDI20130909000525
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Jason Horinouchi reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chattanooga Hamilton County Hospital Authority
Same address
Internal Medicine
975 E 3RD ST
Chattanooga, TN 37403
  • Reassigned Medicare billing, Tennessee enrollment
  • 533 clinicians in this Medicare group
NPI 1407034028 (423) 266-1490
Erlanger Health
0.1 mi
Internal Medicine
979 E 3RD ST STE A440
Chattanooga, TN 37403
  • Reassigned Medicare billing, Tennessee enrollment
  • 679 clinicians in this Medicare group
NPI 1477256303 (423) 778-2867
Fpsc, PLLC
6.6 mi
Family Medicine
1021 EXECUTIVE DR, SUITE 102
Hixson, TN 37343
  • Reassigned Medicare billing, Tennessee enrollment
  • 5 clinicians in this Medicare group
NPI 1841744810 (423) 648-9808
Hospital Medicine Services Of Tennessee PC
281 mi
Hospitalist
600 WILSON CREEK RD
Lawrenceburg, IN 47025
  • Reassigned Medicare billing, Tennessee enrollment
  • 394 clinicians in this Medicare group
NPI 1528433802 (812) 537-1010

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
378 services135 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
86 services84 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
81 services44 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
68 services27 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
47 services34 patients
Critical care, each additional 30 minutes 99292
Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.
39 services21 patients

Hospital Affiliations CMS Care Compare

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

Erlanger Medical Center

Acute Care Hospitals · Chattanooga, TN
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number440104
Location975 E 3rd StChattanooga, TN 37403 · Hamilton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37403 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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.

96.19/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.2
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.

MEGAN A SPEARS CRNA
Nurse Anesthetist, Certified Registered
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400
TENNESSEE CANCER SPECIALISTS, PLLC
Internal Medicine (Hematology & Oncology)
975 E 3RD ST, ERLINGER MEDICAL CENTER
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7977
DAVID SHVED D.O.
Hospitalist
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-5179
JASON DEDEKER MD
Psychiatry & Neurology (Psychiatry)
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7000
WILLIAM MICHAEL BRITT JR.
Internal Medicine
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-3894
MR. EDWARD BRIAN HALLOCK CRNA
Nurse Anesthetist, Certified Registered
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400
MRS. DEBORAH K WESTBROOK L.C.S.W.
Social Worker (Clinical)
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 778-7654
BRETT ESCARZA M.D.
Anesthesiology
975 E 3RD ST
CHATTANOOGA, TN 37403
Hamilton County (423) 602-8400

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 Jason Horinouchi's NPI number?

The NPI number for Jason Horinouchi is 1528379435. It was assigned to this individual provider in the NPPES registry on June 24, 2010.

Where is Jason Horinouchi located?

Jason Horinouchi practices at 975 E 3rd St, Chattanooga, TN 37403. The listed phone number is (423) 266-1490.

What is Jason Horinouchi's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Jason Horinouchi enrolled in Medicare?

Yes. Jason Horinouchi 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.

Which organizations bill Medicare for Jason Horinouchi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jason Horinouchi reassigns Medicare benefits to 4 organizations: Chattanooga Hamilton County Hospital Authority (Chattanooga, TN), Erlanger Health (Chattanooga, TN), Fpsc, PLLC (Hixson, TN) and Hospital Medicine Services Of Tennessee PC (Lawrenceburg, IN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jason Horinouchi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jason Horinouchi accept?

Health plans from Alliant Health Plans, Inc., BlueCross BlueShield of Tennessee and UnitedHealthcare list Jason Horinouchi 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 Jason Horinouchi affiliated with any hospitals?

According to CMS data, Jason Horinouchi is affiliated with Erlanger Medical Center.

When was this NPI record last updated?

The NPPES record for Jason Horinouchi was last updated on April 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.