DAVID HAROLD SCHAER MD
NPI 1205892809
Internal Medicine - Cardiovascular Disease in East Brunswick, NJ

Q: What is David Schaer's NPI number?

The NPI number for David Schaer is 1205892809. It was assigned to this individual provider in the NPPES registry on April 22, 2006.

Q: What is David Schaer'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 David Schaer was last updated on April 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 April 22, 2006PECOS EnrolledAccepts Medicare Assignment

93.71/100

CMS Quality Rating

593 CRANBURY RD, SUITE 2, EAST BRUNSWICK, NJ 08816(732) 390-3333(732) 390-9244 Get Directions Write a Review

NPPES record last updated: April 9, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 9, 2024, Feb 28, 2017, Feb 9, 2017 (3 updates tracked since 2017).

On this page

About David Harold Schaer Md NPPES

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

DAVID HAROLD SCHAER MD (NPI 1205892809) is an individual cardiovascular disease provider in East Brunswick, New Jersey, licensed in New Jersey (MA49759) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital, and is a graduate of University Of California, San Diego School Of Medicine (1981).

NPPES Registry Identity

NPI1205892809

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDAVID HAROLD SCHAERCredential: MD

Location Address593 CRANBURY RD, SUITE 2East Brunswick, NJ 08816-4093

Mailing Address593 Cranbury Rd, Suite 2East Brunswick, NJ 08816-4093 · (732) 390-3333 · Fax (732) 390-9244

Phone(732) 390-3333

Fax(732) 390-9244

Sole ProprietorNo

Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 1981

Enumeration DateApril 22, 2006

Last NPPES UpdateApril 9, 20243 updates tracked since enumeration

NPPES CertifiedApril 9, 2024

✔ NPI 1205892809 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NJ · MA49759

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 25MA04975900 (NJ)

Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X · License 25MA04975900 (NJ)

593 CRANBURY RD, East Brunswick, NJ 08816

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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

David Harold Schaer Md 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 ID143119362

PECOS Enrollment IDI20101203000095

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

Robert Wood Johnson Physician Enterprise

11 mi

Family Medicine

3 EXECUTIVE DRIVE, SUITE 400
Somerset, NJ 08873

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

NPI 1245587922 (732) 369-5994

Robert Wood Johnson Medical Associates At Hamilton PA

17 mi

General Practice

328 W SAINT GEORGES AVE
Linden, NJ 07036

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

NPI 1619206828 (908) 925-2273

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 14

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.

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.

1,141 services564 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.

1,054 services528 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.

142 services77 patients

Injection, regadenoson, 0.1 mg J2785

Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.

112 services28 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.

107 services72 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

63 services63 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.

50 services47 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

31 services31 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.

31 services27 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.

31 services31 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.

28 services28 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.

21 services19 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.

16 services16 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.

14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Robert Wood Johnson University Hospital

Acute Care Hospitals · New Brunswick, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310038

LocationOne Robert Wood Johnson PlaceNew Brunswick, NJ 08901 · Middlesex County

Emergency services Birthing friendly

Saint Peter's University Hospital

Acute Care Hospitals · New Brunswick, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310070

Location254 Easton AveNew Brunswick, NJ 08901 · Middlesex County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08816 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

$144.86 typical visit price

range $63.84 – $190.92

Typical copayment $36.21 (range $15.96 – $47.73)

Most-billed visit code 99204

Established Patient

$79.09 typical visit price

range $20.97 – $155.92

Typical copayment $19.77 (range $5.24 – $38.98)

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.

93.71/100

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

Scored through an Alternative Payment Model

Quality

77.79

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 12

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

ANTHONY ALTOBELLI III MD

Internal Medicine (Cardiovascular Disease)

593 CRANBURY RD, SUITE 2
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 390-3333

CARDIOLOGY ASSOCIATES OF NEW BRUNSWICK ,P.A

Internal Medicine (Cardiovascular Disease)

593 CRANBURY RD
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 390-3333

SARAH LIAO AGNP

Nurse Practitioner (Gerontology)

593 CRANBURY RD
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 390-3333

JEANNE L DEMOSS DO

Internal Medicine (Cardiovascular Disease)

593 CRANBURY RD, SUITE 2
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 390-3333

DR. DAVID R FISCHLER MD

Internal Medicine (Pulmonary Disease)

593 CRANBURY RD, SUITE 1A
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 613-8880

HEALTHY HEART SLEEP PROGRAMS INC

Durable Medical Equipment & Medical Supplies

593 CRANBURY RD, HEALTHY HEART SLEEP PROGRAMS AT CARDIOLOGY ASSOCIATES
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 613-0021

DOUGLAS A HUTT MD

Internal Medicine (Pulmonary Disease)

593 CRANBURY RD, STE 1A
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 613-8880

CARDIOLOGY ASSOCIATES OF NEW BRUNSWICK, P.A.

Clinical Medical Laboratory

593 CRANBURY RD
EAST BRUNSWICK, NJ 08816

Middlesex County (732) 390-3333

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 David Schaer's NPI number?

The NPI number for David Schaer is 1205892809. It was assigned to this individual provider in the NPPES registry on April 22, 2006.

Where is David Schaer located?

David Schaer practices at 593 Cranbury Rd Suite 2, East Brunswick, NJ 08816. The listed phone number is (732) 390-3333.

What is David Schaer's specialty?

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

Is David Schaer enrolled in Medicare?

Yes. David Schaer 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 David Schaer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Schaer reassigns Medicare benefits to 2 organizations: Robert Wood Johnson Physician Enterprise (Somerset, NJ) and Robert Wood Johnson Medical Associates At Hamilton PA (Linden, 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 David Schaer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is David Schaer affiliated with any hospitals?

According to CMS data, David Schaer is affiliated with Robert Wood Johnson University Hospital and Saint Peter's University Hospital.

When was this NPI record last updated?

The NPPES record for David Schaer was last updated on April 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.