MARK LIWANAG DO, MPH – NPI #1932514858
Internal Medicine

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.

Health Care Provider Taxonomy Code for Internal Medicine

MARK LIWANAG is a physician located in HILTON HEAD ISLAND, SC. NPPES has assigned the NPI number 1932514858 to MARK LIWANAG on June 30, 2014. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RC0000X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Cardiovascular Disease

The NPI profile was last updated on Mar 03, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for MARK LIWANAG below.

NPI Profile for
MARK LIWANAG

NPI Number
1932514858
Enumeration Date

(about 12 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
MARK LIWANAG
Credentials
DO, MPH
Primary location
8 HOSPITAL CENTER BLVD STE 150
HILTON HEAD ISLAND, SC 29926-8701
Phone: (854) 235-2730 Fax:
1 Other location(s):
2000 S Thompson St
Flagstaff, AZ 86001-8759
Phone: (928) 226-6400
Mailing address
75 BAYLOR DR STE 155
BLUFFTON, SC 29910-8965
Phone: (843) 682-7480 Fax:
Sole Proprietor
No
Updated
Certification Date
Mar 03, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RC0000X
- Internal Medicine / Cardiovascular Disease (Primary)		 SC 95481
207RC0001X
- Internal Medicine / Clinical Cardiac Electrophysiology		 AZ 009640
207R00000X
- Internal Medicine		 MI 5101021270

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
N
Endpoint Location
2500 METROHEALTH DR,
CLEVELAND, OH 77025-1669

Additional Information

Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider may accept Medicare Assignment. The Medicare-approved amount is the total the doctor or supplier can be paid. When a doctor accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsurance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
MARK LIWANAG is affiliated with the following medical group(s):
  • HOSPITAL
    • FLAGSTAFF MEDICAL CENTER
      1200 NORTH BEAVER STREET
      FLAGSTAFF, AZ 86001
    • VERDE VALLEY MEDICAL CENTER
      269 SOUTH CANDY LANE
      COTTONWOOD, AZ 86326

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.