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

DR. CHOCKALINGAM ARUN NARAYANAN M.D.
NPI 1508276296
Internal Medicine - Clinical Cardiac Electrophysiology in Galveston, TX

Q: What is Chockalingam Narayanan's NPI number?

The NPI number for Chockalingam Narayanan is 1508276296. It was assigned to this individual provider in the NPPES registry on May 2, 2014.

Q: What is Chockalingam Narayanan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Active since May 02, 2014PECOS Enrolled

74.96/100

CMS Quality Rating

1005 HARBORSIDE DR 6TH FL, GALVESTON, TX 77555(409) 772-2328 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 5, 2026, Mar 20, 2026, Aug 22, 2022 (3 updates tracked since 2022).

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About Dr. Chockalingam Arun Narayanan M.d. NPPES

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

DR. CHOCKALINGAM ARUN NARAYANAN M.D. (NPI 1508276296) is an individual clinical cardiac electrophysiology provider in Galveston, Texas, licensed in Texas (49218) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1508276296

Entity TypeIndividualMale

Primary Taxonomy207RC0001X

Provider Legal NameDR. CHOCKALINGAM ARUN NARAYANANCredential: M.D.

Location Address1005 HARBORSIDE DR 6TH FLGalveston, TX 77555-1501

Mailing AddressPo Box 650859, Dept 710Dallas, TX 75265-1501 · (409) 747-6240

Phone(409) 772-2328

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateMay 2, 2014

Last NPPES UpdateAugust 5, 20263 updates tracked since enumeration

NPPES CertifiedAugust 5, 2026

✔ NPI 1508276296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

Licenses✔ Licensed in TX · 49218✔ Licensed in TX · 47721✔ Licensed in TX · 48808

Definition

A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

1005 HARBORSIDE DR 6TH FL, Galveston, TX 77555

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Community Health Choice, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Chockalingam Arun Narayanan 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 ID3577801463

PECOS Enrollment IDI20220817003756

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.

Areas of Expertise CMS Part B claims 20

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

344 services216 patients

Evaluation of cardiac rhythm monitor system, remote up to 30 days 93298

This procedure involves remotely monitoring your heart rhythm for up to 30 days. A small device will record your heart's activity, which can be accessed by your healthcare team. This aids in diagnosing any irregularities or issues with your heart function.

164 services42 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294

This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.

134 services84 patients

Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 93295

This procedure involves remotely monitoring your implantable defibrillator system, which can have single, dual, or multiple leads. Over a period of up to 90 days, the system's performance is evaluated to ensure it's working properly and providing the necessary heart rhythm support.

105 services65 patients

Programming of dual lead pacemaker system 93280

Programming of a dual lead pacemaker system is a procedure to adjust your heart's pacemaker settings. This process involves a small device, called a programmer, that communicates with your pacemaker to ensure it's working optimally for your heart's needs.

92 services57 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

78 services71 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

46 services46 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

46 services28 patients

Programming of multiple lead implantable defibrillator system 93284

Programming of a multiple lead implantable defibrillator system involves adjusting settings on your implanted device to help control irregular heart rhythms. The process is non-invasive and helps ensure optimal device performance for maintaining heart health.

42 services25 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

39 services20 patients

Programming of dual lead implantable defibrillator system 93283

Programming of a dual lead implantable defibrillator system involves adjusting settings on a device implanted in your chest. This device monitors your heart rhythm and delivers electrical pulses to correct irregular heartbeats, helping maintain a healthy heart rhythm.

38 services25 patients

Repair of left upper heart chamber with implant with review by radiologist 33340

This is a procedure to fix a problem in your left upper heart chamber. An implant is used to correct the issue. After the procedure, a radiologist, a doctor who specializes in medical imaging, reviews the images to ensure everything is in order.

36 services36 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

35 services33 patients

Evaluation of cardiac rhythm monitor system 93291

The evaluation of a cardiac rhythm monitor system involves checking your heart's electrical activity. It's a non-invasive procedure that uses a device to record your heart's rhythm and rate. This helps identify any irregularities, ensuring your heart is functioning properly.

28 services21 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

26 services26 patients

Programming of single lead implantable defibrillator system 93282

Programming of a single lead implantable defibrillator system involves setting up and adjusting a device implanted in your body. This device helps regulate your heartbeat. It can detect irregular heart rhythms and provide corrective electric shocks to restore a normal heartbeat.

24 services15 patients

Insertion of pacemaker and upper and lower heart chamber electrode 33208

A pacemaker insertion is a procedure where a small device, called a pacemaker, is implanted under your skin. This device uses electrical pulses to prompt the heart to beat at a normal rate. Electrodes are placed in the upper and lower chambers of your heart to help regulate your heartbeat.

22 services22 patients

Insertion of catheters for recording and pacing of left lower heart chamber rhythm and induction of abnormal rhythm 93622

This procedure involves placing thin tubes, called catheters, into your heart's left lower chamber. These catheters record your heart rhythm and can help regulate it if needed. They can also provoke irregular rhythms for diagnostic purposes, all under safe, controlled conditions.

22 services22 patients

Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation 93656

This is a procedure to treat atrial fibrillation, a condition causing irregular heartbeats. It involves a detailed heart evaluation using electrophysiology. A catheter is then used to destroy the problematic area causing the issue. Specifically, isolation of the pulmonary vein is done to regulate the heartbeat.

19 services19 patients

Insertion of heart rhythm monitor under skin 33285

The insertion of a heart rhythm monitor under the skin is a procedure to track your heart's activity. A small device is placed under your skin, recording your heart's rhythms continuously. This helps identify irregular heartbeats or conditions, aiding in your treatment.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450018

Location301 University BoulevardGalveston, TX 77555 · Galveston County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77555 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

$131.16 typical visit price

range $57.19 – $173.07

Typical copayment $32.79 (range $14.29 – $43.26)

Most-billed visit code 99204

Established Patient

$100.90 typical visit price

range $18.45 – $141.36

Typical copayment $25.22 (range $4.61 – $35.34)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.96/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

73.77

Promoting Interoperability

Improvement Activities

Cost

47.75

Other Providers at the Same Location NPPES 5

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

LOVETTE NOBLE ALEGADO FNP-C

Nurse Practitioner (Family)