DR. CHINNIA GNANASHANMUGAM MD
NPI 1114944642
Internal Medicine - Cardiovascular Disease in Port Charlotte, FL

Q: What is Chinnia Gnanashanmugam's NPI number?

The NPI number for Chinnia Gnanashanmugam is 1114944642. It was assigned to this individual provider in the NPPES registry on July 17, 2006.

Q: What is Chinnia Gnanashanmugam's specialty?

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

Active since July 17, 2006PECOS Enrolled

2400 HARBOR BLVD, SUITE 12, PORT CHARLOTTE, FL 33952(941) 625-6187(941) 625-7887 Get Directions Write a Review

NPPES record last updated: September 9, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Chinnia Gnanashanmugam Md NPPES

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

DR. CHINNIA GNANASHANMUGAM MD (NPI 1114944642) is an individual cardiovascular disease provider in Port Charlotte, Florida, licensed in Florida (ME38376) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114944642

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. CHINNIA GNANASHANMUGAMCredential: MD

Location Address2400 HARBOR BLVD, SUITE 12Port Charlotte, FL 33952-5052

Mailing Address2400 Harbor Blvd, Suite 12Port Charlotte, FL 33952-5052 · (941) 625-6187 · Fax (941) 625-7887

Phone(941) 625-6187

Fax(941) 625-7887

Sole ProprietorYes

Enumeration DateJuly 17, 2006

Last NPPES UpdateSeptember 9, 2013

✔ NPI 1114944642 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 FL · ME38376

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.

2400 HARBOR BLVD, Port Charlotte, FL 33952

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Other Identifiers 4

Medicare PIN08100

Medicare UPIND51980FL

Medicare UPIND51980

Medicaid066348400FL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Chinnia Gnanashanmugam 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.

Medicare Billing Reassignment

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

Harbor Cardiology & Vascular Center PA

2.9 mi

Cardiovascular Disease

1620 TAMIAMI TRAIL, SUITE 300
Port Charlotte, FL 33948

Reassigned Medicare billing, Florida enrollment
4 clinicians in this Medicare group

NPI 1922189018 (941) 625-6187

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 33952 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

$130.04 typical visit price

range $56.00 – $171.84

Typical copayment $32.51 (range $14.00 – $42.96)

Most-billed visit code 99204

Established Patient

$70.04 typical visit price

range $17.57 – $139.16

Typical copayment $17.51 (range $4.39 – $34.79)

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 20

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

B ADHINARAYANAN MD PA

Internal Medicine (Gastroenterology)

2400 HARBOR BLVD, SUITE 16
PORT CHARLOTTE, FL 33952

Charlotte County (941) 613-1223

JANET M TOBIN MD PA

Family Medicine

2400 HARBOR BLVD, STE 13
PORT CHARLOTTE, FL 33952

Charlotte County (941) 629-3435

WILLIAM R SALAZAR MD CHARTERED

Internal Medicine

2400 HARBOR BLVD, STE 1
PORT CHARLOTTE, FL 33952

Charlotte County (941) 764-8550

MICHAEL A COFFEY MD

Obstetrics & Gynecology

2400 HARBOR BLVD, SUITE 14
PORT CHARLOTTE, FL 33952

Charlotte County (941) 766-4777

ODAIYAPPA SAMBANDAM M.D., FACC FCCP

Internal Medicine

2400 HARBOR BLVD, SUITE 8
PORT CHARLOTTE, FL 33952

Charlotte County (941) 627-0323

DR. GARY LEE BERGER MD

Urology

2400 HARBOR BLVD, SUITE 21
PORT CHARLOTTE, FL 33952

Charlotte County (941) 625-6992

MOIDEEN M MOOPEN MD

Internal Medicine (Gastroenterology)

2400 HARBOR BLVD, SUITE #19
PORT CHARLOTTE, FL 33952

Charlotte County (941) 625-1391

MICHAEL A, COFFEY MD PA

Obstetrics & Gynecology

2400 HARBOR BLVD, SUITE 14
PORT CHARLOTTE, FL 33952

Charlotte County (941) 766-4777

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 Chinnia Gnanashanmugam's NPI number?

The NPI number for Chinnia Gnanashanmugam is 1114944642. It was assigned to this individual provider in the NPPES registry on July 17, 2006.

Where is Chinnia Gnanashanmugam located?

Chinnia Gnanashanmugam practices at 2400 Harbor Blvd Suite 12, Port Charlotte, FL 33952. The listed phone number is (941) 625-6187.

What is Chinnia Gnanashanmugam's specialty?

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

Is Chinnia Gnanashanmugam enrolled in Medicare?

Yes. Chinnia Gnanashanmugam is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chinnia Gnanashanmugam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chinnia Gnanashanmugam reassigns Medicare benefits to Harbor Cardiology & Vascular Center PA (Port Charlotte, FL). 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 Chinnia Gnanashanmugam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Chinnia Gnanashanmugam was last updated on September 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.