DR. TIMOTHY HOON MOON MD
NPI 1346654290
Internal Medicine in Ewa Beach, HI

Q: What is Timothy Moon's NPI number?

The NPI number for Timothy Moon is 1346654290. It was assigned to this individual provider in the NPPES registry on June 19, 2014.

Q: What is Timothy Moon's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Timothy Moon was last updated on May 27, 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 June 19, 2014PECOS EnrolledAccepts Medicare Assignment

73.62/100

CMS Quality Rating

91-2141 FORT WEAVER RD, EWA BEACH, HI 96706(808) 691-3000 Get Directions Write a Review

NPPES record last updated: May 27, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 27, 2025, Apr 19, 2022, Apr 11, 2019 and 1 more (4 updates tracked since 2017).

On this page

About Dr. Timothy Hoon Moon Md NPPES

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

DR. TIMOTHY HOON MOON MD (NPI 1346654290) is an individual internal medicine provider in Ewa Beach, Hawaii, licensed in Hawaii (MD-22072) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Tufts University School Of Medicine (2014).

NPPES Registry Identity

NPI1346654290

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. TIMOTHY HOON MOONCredential: MD

Location Address91-2141 FORT WEAVER RDEwa Beach, HI 96706-1993

Mailing Address91-2141 Fort Weaver RdEwa Beach, HI 96706-1993 · (808) 691-3000

Phone(808) 691-3000

Sole ProprietorNo

Medical School CMSTufts University School Of MedicineGraduated 2014

Enumeration DateJune 19, 2014

Last NPPES UpdateMay 27, 20254 updates tracked since enumeration

NPPES CertifiedApril 19, 2022

✔ NPI 1346654290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Licenses✔ Licensed in HI · MD-22072✔ Licensed in GU · MTL-2017-080✔ Licensed in GU · M-2073

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.

Also ListedFamily MedicineTaxonomy 207Q00000X · License MTL-2017-080 (GU), A138833 (CA), M-2073 (GU)

Also ListedHospitalistTaxonomy 208M00000X · License M-14568 (ID)

91-2141 FORT WEAVER RD, Ewa Beach, HI 96706

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Secondary Practice Locations 2

Location 15525 Grossmont Center DrLA Mesa, CA 91942-3009 · Phone (858) 499-2777

Location 29850 W St Lukes DrNampa, ID 83687-7912 · Phone (208) 205-7282

Other Identifiers 1

Medicaid002163HI

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. Timothy Hoon Moon 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 ID1153608393

PECOS Enrollment IDI20231114001942

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

Medicare enrollment records show Timothy Moon reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Queens Medical Center

3.5 mi

Urgent Care

91-6390 KAPOLEI PKWY
Ewa Beach, HI 96706

Reassigned Medicare billing, Hawaii enrollment
809 clinicians in this Medicare group

NPI 1417580275 (808) 735-0007

Queens University Medical Group

12 mi

Multi-Specialty

1301 PUNCHBOWL ST
Honolulu, HI 96813

Reassigned Medicare billing, Hawaii enrollment
859 clinicians in this Medicare group

NPI 1891441382 (808) 691-1000

Southern California Permanente Medical Group

2,521 mi

Health Maintenance Organization

2103 E GONZALES RD
Oxnard, CA 93036

Reassigned Medicare billing, California enrollment
13,921 clinicians in this Medicare group

NPI 1275756652 (805) 650-4700

Sharp Rees-Stealy Medical Group, Inc

2,620 mi

Internal Medicine

5651 COPLEY DR STE A
San Diego, CA 92111

Reassigned Medicare billing, California enrollment
1,233 clinicians in this Medicare group

NPI 1285616177 (858) 262-6666

Guam Healthcare Development Incorporated

Clinic/Center

133 ROUTE 3
Dededo, GU 96929

Reassigned Medicare billing, Guam enrollment
432 clinicians in this Medicare group

NPI 1326447939 (671) 645-5500

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 5

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 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.

213 services80 patients

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.

99 services50 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.

63 services63 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

61 services60 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96706 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

$136.68 typical visit price

range $60.53 – $180.05

Typical copayment $34.17 (range $15.13 – $45.01)

Most-billed visit code 99204

Established Patient

$105.65 typical visit price

range $20.09 – $147.56

Typical copayment $26.41 (range $5.02 – $36.89)

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.

73.62/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

74.56

Improvement Activities

Cost

58.69

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$16.29 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers37 claims37 services$85.41 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

N & M J.D CORP

Hospitalist