DR. HARNISH SINGH CHAWLA M.D.
NPI 1841406097
Internal Medicine - Cardiovascular Disease in Philadelphia, PA

Q: What is Harnish Chawla's NPI number?

The NPI number for Harnish Chawla is 1841406097. It was assigned to this individual provider in the NPPES registry on May 15, 2007.

Q: What is Harnish Chawla's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Harnish Chawla was last updated on May 26, 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.

Active since May 15, 2007PECOS EnrolledAccepts Medicare Assignment

77.7/100

CMS Quality Rating

925 CHESTNUT ST, MEZZANINE LEVEL, PHILADELPHIA, PA 19107(215) 955-6180 Get Directions Write a Review

NPPES record last updated: May 26, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Harnish Singh Chawla M.d. NPPES

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

DR. HARNISH SINGH CHAWLA M.D. (NPI 1841406097) is an individual cardiovascular disease provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD437617) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Hunterdon Medical Center, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (2006).

NPPES Registry Identity

NPI1841406097

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. HARNISH SINGH CHAWLACredential: M.D.

Location Address925 CHESTNUT ST, MEZZANINE LEVELPhiladelphia, PA 19107-4216

Mailing Address1545 Harbourton Rocktown RdLambertville, NJ 08530-3003 · (609) 638-3944

Phone(215) 955-6180

Sole ProprietorNo

Medical School CMSRutgers R W Johnson Medical School (cam/new Bruns/pisc)Graduated 2006

Enumeration DateMay 15, 2007

Last NPPES UpdateMay 26, 2013

✔ NPI 1841406097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in PA · MD437617

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License MD437617 (PA)

925 CHESTNUT ST, Philadelphia, PA 19107

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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Harnish Singh Chawla 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 ID3375787237

PECOS Enrollment IDI20131021000197

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 Harnish Chawla reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hunterdon Medical Center

43 mi

Cardiovascular Disease

1100 WESCOTT DR, SUITE G4
Flemington, NJ 08822

Reassigned Medicare billing, New Jersey enrollment
Also billed through NPI 1922095116 (New Jersey)
35 clinicians in this Medicare group

NPI 1841560158 (908) 788-6471

Hunterdon Cardiovascular Associates

50 mi

Phlebology

1738 STATE ROUTE 31 STE 110
Clinton, NJ 08809

Reassigned Medicare billing, New Jersey enrollment
30 clinicians in this Medicare group

NPI 1053334276 (908) 788-0066

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 22

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.

Injection, inclisiran, 1 mg J1306

Inclisiran is an injection administered to lower cholesterol levels. It works by blocking the production of LDL (bad cholesterol) in your liver. This medicine is often used when diet changes and other medications have not been effective.

3,976 services14 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.

1,172 services941 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.

995 services819 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.

416 services389 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.

123 services101 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.

111 services90 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.

101 services84 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.

86 services71 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

66 services65 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.

63 services54 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.

61 services60 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

43 services37 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.

39 services39 patients

Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 93242

This procedure involves wearing a device, an external EKG, for up to 7 days to continuously monitor your heart rhythm. It helps detect irregularities that may not occur during a standard EKG. The device is non-invasive and safe.

33 services32 patients

Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch 92928

This procedure involves placing a small, mesh tube (stent) in your coronary artery to keep it open. A balloon is used to expand the stent and artery, improving blood flow to your heart. It's typically done for a single artery or branch.

25 services17 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.

25 services24 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

21 services13 patients

Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional 93228

An Electrocardiogram (ECG) is a non-invasive test that records the electrical signals in your heart. For up to 30 days, a small device will continuously monitor your heart's activity. A healthcare professional will then review the data and provide a report on your heart's function.

20 services20 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.

18 services13 patients

Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93244

A heart rhythm review involves monitoring your heart's electrical activity for more than 48 hours up to 7 days. Using a device called an external EKG, doctors can track your heartbeats to detect irregularities and help diagnose heart conditions.

17 services17 patients

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.

17 services15 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

15 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Hunterdon Medical Center

Acute Care Hospitals · Flemington, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310005

Location2100 Wescott DriveFlemington, NJ 08822 · Hunterdon County

Birthing friendly

Morristown Medical Center

Acute Care Hospitals · Morristown, NJ

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310015

Location100 Madison AveMorristown, NJ 07960 · Morris County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19107 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

$137.17 typical visit price

range $59.88 – $180.99

Typical copayment $34.29 (range $14.97 – $45.24)

Most-billed visit code 99204

Established Patient

$74.47 typical visit price

range $19.30 – $147.29

Typical copayment $18.61 (range $4.82 – $36.82)

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.

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.

77.7/100

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

Scored as part of a group practice

Quality

77.3

Promoting Interoperability

100

Improvement Activities

Cost

48.38

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.

DR. MATTHEW DECARO M.D.

Internal Medicine (Cardiovascular Disease)

925 CHESTNUT ST, MEZZANINE
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-5050

DR. MANISH SHARMA MD

Internal Medicine (Medical Oncology)

925 CHESTNUT ST, SUITE 320A
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-8874

MS. ELEANOR LYNN VANDERKLOK CRNP

Nurse Practitioner (Adult Health)

925 CHESTNUT ST, SUITE 320A
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-8874

LEANNE MCKEOWN PA-C

Physician Assistant

925 CHESTNUT ST, FIFTH FLOOR
PHILADELPHIA, PA 19107

Philadelphia County (267) 339-3500

WILLIAM KEVIN KELLY DO

Internal Medicine (Medical Oncology)

925 CHESTNUT ST, SUITE 320A
PHILADELPHIA, PA 19107

Philadelphia County (215) 995-8874

DR. MARC R. ROSEN M.D.

Otolaryngology

925 CHESTNUT ST, 6TH FLOOR
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-6760

ANDREW B NEWBERG MD

Nuclear Medicine

925 CHESTNUT ST, SUITE 120
PHILADELPHIA, PA 19107

Philadelphia County (215) 503-3422

DR. HOWARD H. WEITZ M.D.

Internal Medicine (Cardiovascular Disease)

925 CHESTNUT ST, MEZZANINE FLOOR
PHILADELPHIA, PA 19107

Philadelphia County (215) 955-5050

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 Harnish Chawla's NPI number?

The NPI number for Harnish Chawla is 1841406097. It was assigned to this individual provider in the NPPES registry on May 15, 2007.

Where is Harnish Chawla located?

Harnish Chawla practices at 925 Chestnut St Mezzanine Level, Philadelphia, PA 19107. The listed phone number is (215) 955-6180.

What is Harnish Chawla's specialty?

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

Is Harnish Chawla enrolled in Medicare?

Yes. Harnish Chawla is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Harnish Chawla's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Harnish Chawla reassigns Medicare benefits to 2 organizations: Hunterdon Medical Center (Flemington, NJ) and Hunterdon Cardiovascular Associates (Clinton, NJ). 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 Harnish Chawla's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Harnish Chawla accept?

Health plans from Oscar Health list Harnish Chawla 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 Harnish Chawla affiliated with any hospitals?

According to CMS data, Harnish Chawla is affiliated with Hunterdon Medical Center and Morristown Medical Center.

When was this NPI record last updated?

The NPPES record for Harnish Chawla was last updated on May 26, 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.