OAKLEY M. DAVIS M.D.
NPI 1548351349
Emergency Medicine in Kailua, HI

Q: What is Oakley Davis's NPI number?

The NPI number for Oakley Davis is 1548351349. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Q: What is Oakley Davis's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Oakley Davis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since September 27, 2006PECOS EnrolledAccepts Medicare Assignment

407 ULUNIU ST, 4TH FLOOR, KAILUA, HI 96734(808) 261-3326(808) 263-4604 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Oakley M. Davis M.d. NPPES

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

OAKLEY M. DAVIS M.D. (NPI 1548351349) is an individual emergency medicine provider in Kailua, Hawaii, licensed in Hawaii (MD-12522) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with The Queens Medical Center, and is a graduate of University Of Maryland School Of Medicine (1998).

NPPES Registry Identity

NPI1548351349

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameOAKLEY M. DAVISCredential: M.D.

Location Address407 ULUNIU ST, 4TH FLOORKailua, HI 96734-2519

Mailing Address407 Uluniu St, 4th FloorKailua, HI 96734-2519 · (808) 261-3326 · Fax (808) 263-4604

Phone(808) 261-3326

Fax(808) 263-4604

Sole ProprietorNo

Medical School CMSUniversity Of Maryland School Of MedicineGraduated 1998

Enumeration DateSeptember 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1548351349 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in HI · MD-12522

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

407 ULUNIU ST, Kailua, HI 96734

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Other Identifiers 3

Medicare ID-Type UnspecifiedH56043HI

Medicaid539976HI

Medicare UPINH43637

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Kaiser Permanente.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

Oakley M. Davis M.d. 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 ID840187076

PECOS Enrollment IDI20040302001347, I20250505002571

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 Oakley Davis reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hawaii Emergency Physicians Associated Inc

Same address

Emergency Medicine

407 ULUNIU ST, 4TH FLOOR
Kailua, HI 96734

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

NPI 1801843198 (808) 261-3326

Aloha Wound Care Group LLC

9.4 mi

Undersea and Hyperbaric Medicine

1301 PUNCHBOWL ST
Honolulu, HI 96813

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

NPI 1043657141 (808) 691-5496

University Clinical Education & Research Associates

10 mi

Specialist

677 ALA MOANA BLVD, SUITE 1001
Honolulu, HI 96813

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

NPI 1013966845 (808) 469-4900

Hawaii Permanente Medical Group Inc

10 mi

Health Maintenance Organization

3288 MOANALUA RD
Honolulu, HI 96819

Reassigned Medicare billing, Hawaii enrollment
1,187 clinicians in this Medicare group

NPI 1710945969 (808) 432-0000

Waianae District Comprehensive Health And Hospital Board, Inc

17 mi

Clinic/Center

94-428 MOKUOLA ST STE 108B
Waipahu, HI 96797

Reassigned Medicare billing, Hawaii enrollment
Medicare enrollment name: Waianae District Comprehensive Health And Hospital Board Incorporated
240 clinicians in this Medicare group

NPI 1447727318 (808) 697-3888

Pine Ridge Indian Health Service Hospital

3,487 mi

General Acute Care Hospital

EAST HIGHWAY 18
Pine Ridge, SD 57770

Reassigned Medicare billing, Texas enrollment
426 clinicians in this Medicare group

NPI 1497786412 (605) 837-3314

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 12

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.

Hyperbaric oxygen under pressure, full body chamber, per 30 minute interval G0277

Hyperbaric oxygen therapy involves breathing pure oxygen in a pressurized room or tube. You'll be in a full body chamber for 30-minute intervals. This high-pressure environment allows your lungs to gather more oxygen, which can promote healing and fight infection.

180 services13 patients

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

139 services70 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

95 services60 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

85 services84 patients

Removal of skin and tissue, each additional 20.0 sq cm or less 11045

This procedure involves the removal of skin and tissue, typically due to disease, injury, or abnormal growth. Each session removes an area of 20.0 square cm or less. It's performed by a trained professional and may require multiple sessions for larger areas.

67 services15 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

57 services55 patients

Management of oxygen chamber therapy 99183

Oxygen chamber therapy involves breathing pure oxygen in a pressurized room or tube. It's used to treat various conditions like wounds that won't heal due to diabetes or radiation injury. In this therapy, your body's tissues get more oxygen to promote healing and fight infection.

45 services13 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.

42 services38 patients

Management of oxygen chamber therapy 99183

34 services11 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

26 services24 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

21 services21 patients

Removal of tissue from wound, 20.0 sq cm or less 97597

This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.

17 services14 patients

Hospital Affiliations CMS Care Compare 3

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

The Queens Medical Center

Acute Care Hospitals · Honolulu, HI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number120001

Location1301 Punchbowl StHonolulu, HI 96813 · Honolulu County

Emergency services Birthing friendly

Kahuku Medical Center

Critical Access Hospitals · Kahuku, HI

OwnershipVoluntary non-profit - Other

CMS Certification Number121304

Location56-117 Pualalea StreetKahuku, HI 96731 · Honolulu County

Emergency services

Pine Ridge Ihs Hospital

Acute Care Hospitals · Pine Ridge, SD

OwnershipGovernment - Federal

CMS Certification Number430098

LocationEast Highway 18Pine Ridge, SD 57770 · Oglala Lakota County County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96734 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

$92.50 typical visit price

range $60.53 – $180.05

Typical copayment $23.12 (range $15.13 – $45.01)

Most-billed visit code 99203

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.

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.

DR. LINDA D CHIU M.D.

Otolaryngology (Pediatric Otolaryngology)

407 ULUNIU ST, #212
KAILUA, HI 96734

Honolulu County (808) 262-6673

RIE TAKAKURA

Clinic/Center (Physical Therapy)

407 ULUNIU ST, SUITE 301
KAILUA, HI 96734

Honolulu County (808) 261-4321

CAROL F TAKEMOTO LMT

Massage Therapist

407 ULUNIU ST
KAILUA, HI 96734

Honolulu County (808) 294-8043

NATHAN CHIN M.D.

Emergency Medicine

407 ULUNIU ST, #411
KAILUA, HI 96734

Honolulu County (808) 263-7203

EMILY A WITTKE DPT

Physical Therapist

407 ULUNIU ST
KAILUA, HI 96734

Honolulu County (808) 261-4321

CHRISTOPHER G. KING M.D.

Emergency Medicine

407 ULUNIU ST, 4TH FLOOR
KAILUA, HI 96734

Honolulu County (808) 261-3326

JOANN SARUBBI M.D.

Emergency Medicine

407 ULUNIU ST, 4TH FLOOR
KAILUA, HI 96734

Honolulu County (808) 261-3326

LUI, LAI & ASSOCIATES, INC

Optometrist

407 ULUNIU ST, SUITE 109
KAILUA, HI 96734

Honolulu County (808) 262-4071

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 Oakley Davis's NPI number?

The NPI number for Oakley Davis is 1548351349. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Oakley Davis located?

Oakley Davis practices at 407 Uluniu St 4th Floor, Kailua, HI 96734. The listed phone number is (808) 261-3326.

What is Oakley Davis's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Oakley Davis enrolled in Medicare?

Yes. Oakley Davis 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 Oakley Davis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oakley Davis reassigns Medicare benefits to 6 organizations: Hawaii Emergency Physicians Associated Inc (Kailua, HI), Aloha Wound Care Group LLC (Honolulu, HI), University Clinical Education & Research Associates (Honolulu, HI), Hawaii Permanente Medical Group Inc (Honolulu, HI), Waianae District Comprehensive Health And Hospital Board, Inc (Waipahu, HI) and 1 more organization, listed in the Medicare section above. 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 Oakley Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Oakley Davis accept?

Health plans from Kaiser Permanente list Oakley Davis 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 Oakley Davis affiliated with any hospitals?

According to CMS data, Oakley Davis is affiliated with The Queens Medical Center, Kahuku Medical Center and Pine Ridge Ihs Hospital.

When was this NPI record last updated?

The NPPES record for Oakley Davis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.