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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RAUL NAKAMATSU MD
NPI 1104816446
Internal Medicine - Infectious Disease in Louisville, KY

Active since October 27, 2005PECOS Enrolled
201 ABRAHAM FLEXNER WAY, LOUISVILLE, KY 40202(502) 852-5131(502) 589-5093 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Raul Nakamatsu Md NPPES

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

RAUL NAKAMATSU MD (NPI 1104816446) is an individual infectious disease provider in Louisville, Kentucky, licensed in Kentucky (36573) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104816446
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameRAUL NAKAMATSUCredential: MD
Location Address201 ABRAHAM FLEXNER WAYLouisville, KY 40202-3841
Mailing Address501 E BroadwayLouisville, KY 40202-2043 · (502) 589-4856 · Fax (502) 589-5093
Phone(502) 852-5131
Fax(502) 589-5093
Sole ProprietorNo
Enumeration DateOctober 27, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1104816446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in KY · 36573
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
201 ABRAHAM FLEXNER WAY, Louisville, KY 40202
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Other Identifiers 1

Medicaid64077159KY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Raul Nakamatsu Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 40202 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
$122.77 typical visit price
range $52.76 – $162.27
Typical copayment $30.69 (range $13.19 – $40.56)
Most-billed visit code 99204
Established Patient
$93.94 typical visit price
range $16.53 – $131.99
Typical copayment $23.48 (range $4.13 – $32.99)
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. MARTHA TRIMBLE MCCOY M.D.
Surgery
201 ABRAHAM FLEXNER WAY, STE 902
LOUISVILLE, KY 40202
Jefferson County (502) 583-5945
RAYMOND G SHEA MD PSC
Orthopaedic Surgery
201 ABRAHAM FLEXNER WAY, SUITE 100
LOUISVILLE, KY 40202
Jefferson County (502) 587-8222
MRS. CHRISTIN E HONAKER MD
Internal Medicine
201 ABRAHAM FLEXNER WAY, SUITE 904
LOUISVILLE, KY 40202
Jefferson County (502) 589-3844
MS. HEATHER J MOODY APRN
Nurse Practitioner (Acute Care)
201 ABRAHAM FLEXNER WAY, SUITE 1200
LOUISVILLE, KY 40202
Jefferson County (502) 583-8383
SUDHIR NARAIN MD
Internal Medicine
201 ABRAHAM FLEXNER WAY, #1001
LOUISVILLE, KY 40202
Jefferson County (502) 589-6788
LAUREN MICHELLE HAMILTON APRN
Nurse Practitioner (Critical Care Medicine)
201 ABRAHAM FLEXNER WAY
LOUISVILLE, KY 40202
Jefferson County (502) 588-7600
DALE M. ROBERTS MD
Plastic Surgery
201 ABRAHAM FLEXNER WAY, SUITE 1105
LOUISVILLE, KY 40202
Jefferson County (502) 581-9223
VRINDA SARDANA M.D.
Internal Medicine (Cardiovascular Disease)
201 ABRAHAM FLEXNER WAY, SUITE 1101
LOUISVILLE, KY 40202
Jefferson County (502) 581-1951

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 Raul Nakamatsu's NPI number?

The NPI number for Raul Nakamatsu is 1104816446. It was assigned to this individual provider in the NPPES registry on October 27, 2005.

Where is Raul Nakamatsu located?

Raul Nakamatsu practices at 201 Abraham Flexner Way, Louisville, KY 40202. The listed phone number is (502) 852-5131.

What is Raul Nakamatsu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Raul Nakamatsu enrolled in Medicare?

Yes. Raul Nakamatsu is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Raul Nakamatsu was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.