DR. SHAW R NATAN M.D.
NPI 1669688784
Internal Medicine - Clinical Cardiac Electrophysiology in Brighton, MA

Q: What is Shaw Natan's NPI number?

The NPI number for Shaw Natan is 1669688784. It was assigned to this individual provider in the NPPES registry on May 15, 2007.

Q: What is Shaw Natan's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Shaw Natan was last updated on July 16, 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.

Active since May 15, 2007PECOS Enrolled

736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'S, BRIGHTON, MA 02135(617) 562-7690(617) 562-7699 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 16, 2026, Mar 13, 2025 (2 updates tracked since 2025).

On this page

About Dr. Shaw R Natan M.d. NPPES

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

DR. SHAW R NATAN M.D. (NPI 1669688784) is an individual clinical cardiac electrophysiology provider in Brighton, Massachusetts, licensed in Massachusetts (235960) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Lawrence General Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1669688784

Entity TypeIndividualMale

Primary Taxonomy207RC0001X

Provider Legal NameDR. SHAW R NATANCredential: M.D.

Location Address736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'SBrighton, MA 02135

Mailing Address960 Massachusetts Ave, Fl 2Boston, MA 02118

Phone(617) 562-7690

Fax(617) 562-7699

Sole ProprietorYes

Medical School CMSTemple University School Of MedicineGraduated 2001

Enumeration DateMay 15, 2007

Last NPPES UpdateJuly 16, 20262 updates tracked since enumeration

NPPES CertifiedJuly 16, 2026

✔ NPI 1669688784 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

License✔ Licensed in MA · 235960

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.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 235960 (MA), MD422744 (PA)

736 CAMBRIDGE ST, 4TH FL, Brighton, MA 02135

Open in Google Maps ↗

Secondary Practice Locations 3

Location 1830 Oak St, Suite 205WBrockton, MA 02301 · Phone (508) 583-4440

Location 260 East St, Suite 1400Methuen, MA 01844 · Phone (617) 202-6001

Location 372 Washington St, Suite 1700Taunton, MA 02780 · Phone (508) 880-0077 · Fax (508) 880-5247

Other Identifiers 1

Medicaid110081667AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, WellSense Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Shaw R Natan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204929672

PECOS Enrollment IDI20090203000416

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 Reassignments

Medicare enrollment records show Shaw Natan reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Steward Medical Group, Inc

2.1 mi

Specialist

9 GALEN ST
Watertown, MA 02472

Reassigned Medicare billing, Massachusetts enrollment
1,103 clinicians in this Medicare group

NPI 1629398219 (615) 467-4474

Bmc Affiliated Physicians, Inc.

3.9 mi

Internal Medicine

1 BOSTON MEDICAL CENTER PLACE
Boston, MA 02118

Reassigned Medicare billing, Massachusetts enrollment
716 clinicians in this Medicare group

NPI 1245320910 (617) 789-3000

Revere Medical Of Massachusetts, PC

19 mi

Internal Medicine

1 PEARL ST STE 2100
Brockton, MA 02301

Reassigned Medicare billing, Massachusetts enrollment
264 clinicians in this Medicare group

NPI 1336976539 (508) 897-6040

Lifespan Physician Group Of Massachusetts Inc

27 mi

Family Medicine

2007 BAY ST
Taunton, MA 02780

Reassigned Medicare billing, Massachusetts enrollment
547 clinicians in this Medicare group

NPI 1235957713 (774) 409-2009

Morton Hospital, A Steward Family Hospital, Inc.

31 mi

General Acute Care Hospital

88 WASHINGTON ST
Taunton, MA 02780

Reassigned Medicare billing, Massachusetts enrollment
6 clinicians in this Medicare group

NPI 1598053472 (508) 828-7000

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

Areas of Expertise CMS Part B claims 29

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.

Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 93297

This service involves remotely monitoring your heart and blood vessel implant system for up to 30 days. Using advanced technology, healthcare professionals can track the device's performance and your health status, ensuring the system is working optimally for your needs.

960 services120 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 93296

This procedure involves remotely monitoring your pacemaker or implantable defibrillator system. Over a 90-day period, we check the device's performance and your heart's activity. This helps ensure the device is functioning properly and providing the best possible support for your heart health.

937 services297 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.

541 services169 patients

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.

480 services315 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

438 services287 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.

400 services128 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

330 services237 patients

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

221 services150 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.

190 services26 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.

142 services100 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.

91 services35 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.

77 services48 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.

47 services34 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.

45 services44 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

40 services38 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.

38 services37 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.

34 services34 patients

Destruction of tissue of upper heart chamber through tube to treat abnormal heart rhythm 93657

This procedure involves using a tube, or catheter, to access your upper heart chamber. Special tools are then used to destroy a small area of heart tissue causing abnormal rhythm. This helps reset your heart's regular rhythm, improving heart function.

33 services33 patients

Programming of single lead pacemaker system 93279

Programming of a single lead pacemaker system involves adjusting the pacemaker's settings to suit your heart's unique needs. This is done using a special device that communicates with the pacemaker, ensuring it helps your heart beat at an optimal rate.

29 services22 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.

26 services23 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.

25 services19 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.

24 services24 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

24 services23 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.

18 services18 patients

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

18 services18 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

17 services17 patients

Insertion of catheters and destruction of tissue to treat abnormal heart rhythm 93655

This procedure involves placing small tubes (catheters) into your heart via a blood vessel. These catheters emit energy that corrects irregular heartbeats by eliminating the problematic heart tissue. It's a common, minimally invasive method to treat abnormal heart rhythms.

12 services12 patients

Destruction of heart conduction tissue to create heart block 93650

This procedure involves destroying a small part of your heart's electrical system to treat abnormal heart rhythms. It creates a block in the heart's electrical pathway, slowing down the heart rate to improve its function.

11 services11 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Lawrence General Hospital

Acute Care Hospitals · Lawrence, MA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220010

LocationOne General StreetLawrence, MA 01842 · Essex County

Emergency services Birthing friendly

Boston Medical Center

Acute Care Hospitals · Boston, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220031

Location1 Boston Medical Center PlaceBoston, MA 02118 · Suffolk County

Emergency services Birthing friendly

St Elizabeth's Medical Center

Acute Care Hospitals · Brighton, MA

2/5 CMS rating

OwnershipProprietary

CMS Certification Number220036

Location736 Cambridge StreetBrighton, MA 02135 · Suffolk County

Emergency services Birthing friendly

Morton Hospital

Acute Care Hospitals · Taunton, MA

1/5 CMS rating

OwnershipProprietary

CMS Certification Number220073

Location88 Washington StreetTaunton, MA 02780 · Bristol County

Emergency services

Good Samaritan Medical Center

Acute Care Hospitals · Brockton, MA

2/5 CMS rating

OwnershipProprietary

CMS Certification Number220111

Location235 North Pearl StreetBrockton, MA 02301 · Plymouth County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02135 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

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 4

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

MICHAEL T JOHNSTONE M.D.

Internal Medicine (Cardiovascular Disease)

736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'S
BRIGHTON, MA 02135

Suffolk County (617) 562-7690

MOHAMED F KHAN MD

Internal Medicine (Cardiovascular Disease)

736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'S
BRIGHTON, MA 02135

Suffolk County (617) 562-7690

JOSEPH P CARROZZA JR. M.D.

Internal Medicine (Cardiovascular Disease)

736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'S
BRIGHTON, MA 02135

Suffolk County (617) 562-7690

DR. TARIQ MOHI UD DIN BHAT MD

Internal Medicine (Interventional Cardiology)

736 CAMBRIDGE ST, 4TH FL, CARDIOVASCULAR MEDICINE SUITE, 4TH FL MARGARET'S
BRIGHTON, MA 02135

Suffolk County (617) 562-7690

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 Shaw Natan's NPI number?

The NPI number for Shaw Natan is 1669688784. It was assigned to this individual provider in the NPPES registry on May 15, 2007.

Where is Shaw Natan located?

Shaw Natan practices at 736 Cambridge St, 4th Fl Cardiovascular Medicine Suite, 4th Fl Margaret's, Brighton, MA 02135. The listed phone number is (617) 562-7690.

What is Shaw Natan's specialty?

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

Is Shaw Natan enrolled in Medicare?

Yes. Shaw Natan is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Shaw Natan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shaw Natan reassigns Medicare benefits to 5 organizations: Steward Medical Group, Inc (Watertown, MA), Bmc Affiliated Physicians, Inc. (Boston, MA), Revere Medical Of Massachusetts, PC (Brockton, MA), Lifespan Physician Group Of Massachusetts Inc (Taunton, MA) and Morton Hospital, A Steward Family Hospital, Inc. (Taunton, MA). Each 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 Shaw Natan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Shaw Natan accept?

Health plans from Anthem Blue Cross and Blue Shield and WellSense Health Plan list Shaw Natan 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.

Is Shaw Natan affiliated with any hospitals?

According to CMS data, Shaw Natan is affiliated with Lawrence General Hospital, Boston Medical Center, St Elizabeth's Medical Center, Morton Hospital and Good Samaritan Medical Center.

When was this NPI record last updated?

The NPPES record for Shaw Natan was last updated on July 16, 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.