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MARK C SCHWAB M.D.
NPI 1104880145
Internal Medicine - Cardiovascular Disease in Wailuku, HI

Active since April 14, 2006PECOS Enrolled
1887 WILI PA LOOP, SUITE 1, WAILUKU, HI 96793(808) 244-8993(808) 244-9885 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mark C Schwab M.d. NPPES

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

MARK C SCHWAB M.D. (NPI 1104880145) is an individual cardiovascular disease provider in Wailuku, Hawaii, licensed in Hawaii (6263) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104880145
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameMARK C SCHWABCredential: M.D.
Location Address1887 WILI PA LOOP, SUITE 1Wailuku, HI 96793-1273
Mailing Address1887 Wili Pa Loop, Suite 1Wailuku, HI 96793-1273 · (808) 244-8993 · Fax (808) 244-9885
Phone(808) 244-8993
Fax(808) 244-9885
Sole ProprietorNo
Enumeration DateApril 14, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1104880145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in HI · 6263
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
1887 WILI PA LOOP, Wailuku, HI 96793
Open in Google Maps ↗

Other Identifiers 1

Medicaid02675101HI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark C Schwab M.d. 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.

Medicare Billing Reassignment

Medicare enrollment records show Mark Schwab reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Maui Medical Group Inc
0.6 mi
Internal Medicine
2180 MAIN ST
Wailuku, HI 96793
  • Reassigned Medicare billing, Hawaii enrollment
  • 82 clinicians in this Medicare group
NPI 1215963970 (808) 242-6464

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96793 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
$74.92 typical visit price
range $20.09 – $147.56
Typical copayment $18.73 (range $5.02 – $36.89)
Most-billed visit code 99213
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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HOWARD G. BARBAROSH MD INC
Internal Medicine (Cardiovascular Disease)
1887 WILI PA LOOP, SUITE 1
WAILUKU, HI 96793
Maui County (808) 244-6266

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 Mark Schwab's NPI number?

The NPI number for Mark Schwab is 1104880145. It was assigned to this individual provider in the NPPES registry on April 14, 2006.

Where is Mark Schwab located?

Mark Schwab practices at 1887 Wili PA Loop Suite 1, Wailuku, HI 96793. The listed phone number is (808) 244-8993.

What is Mark Schwab's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mark Schwab enrolled in Medicare?

Yes. Mark Schwab is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Schwab's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Schwab reassigns Medicare benefits to Maui Medical Group Inc (Wailuku, HI). The 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 Mark Schwab's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Schwab accept?

Health plans from HMSA list Mark Schwab 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.

When was this NPI record last updated?

The NPPES record for Mark Schwab 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 3 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.