NATSUMI HAMAHATA MD
NPI 1629507264
Internal Medicine - Critical Care Medicine in Honolulu, HI

Active since June 07, 2017PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
888 S KING ST, HONOLULU, HI 96813(808) 522-4000 Get Directions Write a Review

NPPES record last updated: May 8, 2023. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 8, 2023, Jun 2, 2021, May 26, 2021 and 1 more (4 updates tracked since 2017).

About Natsumi Hamahata Md NPPES

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

NATSUMI HAMAHATA MD (NPI 1629507264) is an individual critical care medicine provider in Honolulu, Hawaii, licensed in Hawaii (MD-21205) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS, is affiliated with Wilcox Memorial Hospital, and maintains a secondary practice location in Pittsburgh.

NPPES Registry Identity

NPI1629507264
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameNATSUMI HAMAHATACredential: MD
Location Address888 S KING STHonolulu, HI 96813-3097
Mailing Address3600 Forbes Ave Ste 140Pittsburgh, PA 15213-3410 · (412) 647-6426
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateJune 7, 2017
Last NPPES UpdateMay 8, 20234 updates tracked since enumeration
NPPES CertifiedMay 8, 2023
NPI 1629507264 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License Licensed in HI · MD-21205
Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

888 S KING ST, Honolulu, HI 96813

Other Names 1

Former Name (1)Natsumi Tanabe Md

Secondary Practice Location 1

Location 1200 Lothrop StPittsburgh, PA 15213-2536 · Phone (642) 647-3136

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

Natsumi Hamahata 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 ID4082014857
PECOS Enrollment IDI20230721002566
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 5

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

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.
165 services89 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.
74 services34 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.
38 services21 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
22 services19 patients
Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
15 services14 patients

Hospital Affiliations CMS Care Compare 3

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

Wilcox Memorial Hospital

Acute Care Hospitals · Lihue, HI
2/5 CMS rating
OwnershipGovernment - Federal
CMS Certification Number120014
Location3-3420 Kuhio HighwayLihue, HI 96766 · Kauai County
Emergency services Birthing friendly

Straub Clinic And Hospital

Acute Care Hospitals · Honolulu, HI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number120022
Location888 S King StreetHonolulu, HI 96813 · Honolulu County
Emergency services

Pali Momi Medical Center

Acute Care Hospitals · Aiea, HI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number120026
Location98-1079 Moanalua RoadAiea, HI 96701 · Honolulu County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96813 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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Improvement Activities40
Cost89.9

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 (Gastroenterology)
888 S KING ST
HONOLULU, HI 96813
Physician Assistant (Medical)
888 S KING ST
HONOLULU, HI 96813
Physician Assistant
888 S KING ST
HONOLULU, HI 96813
Urology
888 S KING ST, ATTN: MEDICAL STAFF - STRAUB CLINIC AND HOPSITAL
HONOLULU, HI 96813
Emergency Medicine
888 S KING ST, STRAUB CLINIC AND HOSPITAL
HONOLULU, HI 96813
Internal Medicine (Hematology & Oncology)
888 S KING ST
HONOLULU, HI 96813
Internal Medicine (Medical Oncology)
888 S KING ST
HONOLULU, HI 96813
Internal Medicine
888 S KING ST
HONOLULU, HI 96813

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629507264, enumerated as an "individual" on June 07, 2017.

The provider is located at 888 S KING ST HONOLULU, HI 96813 and the phone number is (808) 522-4000.

Internal Medicine with taxonomy code 207RC0200X and a focus in Critical Care Medicine.

Natsumi Hamahata is affiliated with: WILCOX MEMORIAL HOSPITAL, STRAUB CLINIC AND HOSPITAL and PALI MOMI MEDICAL CENTER.