DR. ROBERT J MARSHALL M.D.
NPI 1053365189
Internal Medicine - Cardiovascular Disease in Chevy Chase, MD

NPI Status: Active since May 22, 2006

Contact Information

5425 WISCONSIN AVE STE 810
CHEVY CHASE, MD
ZIP 20815
Phone: (301) 507-9114
Fax: (202) 318-4596

NPI Profile Information
Primary Taxonomy
Medicare Participation & PECOS Status
Areas of Expertise
Durable Medical Equipment
Physician Visit Costs
Quality Reporting
Hospital Affiliations - Privileges
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Years of Experience 34
Internal Medicine
Cardiovascular Disease
Accepts Medicare Approved Payment
PECOS Enrolled
Medicare Quality Reporting

About ROBERT MARSHALL

This page provides the complete NPI Profile along with additional information for Robert Marshall, an internist established in Chevy Chase, Maryland with a medical specialization in Internal Medicine, focusing in cardiovascular disease and more than 34 years of experience. He graduated from Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University in 1993. The healthcare provider is registered in the NPI registry with number 1053365189 assigned on May 2006. The practitioner's primary taxonomy code is 207RC0000X with license number D0056379 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1053365189
Provider Name: DR. ROBERT J MARSHALL M.D.
Gender: Male
Entity Type: Individual
Location Address: 5425 WISCONSIN AVE STE 810 CHEVY CHASE, MD 20815
Location Phone: (301) 507-9114
Location Fax: (202) 318-4596
Mailing Address: 5425 WISCONSIN AVE STE 810 CHEVY CHASE, MD 20815
Mailing Phone: (301) 507-9114
Mailing Fax: (202) 318-4596
Medical School Name: CLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduation Year: 1993
Is Sole Proprietor?: No
Enumeration Date: 05-22-2006
Last Update Date: 12-29-2025
Code Navigator

An internist like Robert Marshall is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Internal Medicine Cardiovascular Disease
Taxonomy Code: 207RC0000X
Type: Allopathic & Osteopathic Physicians
License No.: D0056379
License State: MD
Taxonomy Description: 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.

Medicare Participation & PECOS Enrollment Status

Robert Marshall is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Robert Marshall is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
PECOS PAC ID: 648245225
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.
PECOS Enrollment ID: I20040827000410, I20090603000077
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.
Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

DME-Other DME (DE013N)
Automatic external defibrillator, with integrated electrocardiogram analysis, garment type (HCPCS:K0606)
1 DME suppliers used 12 Medicare Claims 12 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts
Coronary angioplasty and stenting
Established patient office or other outpatient visit, 10-19 minutes
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days
Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician
Follow-up hospital inpatient care per day, typically 35 minutes
Heart rhythm recording, analysis, report, review, and interpretation of continous external ekg over more than 48 hours up to 7 days
Initial hospital inpatient care per day, typically 70 minutes
Injection, regadenoson, 0.1 mg
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch
Insertion of tube in coronary artery for diagnosis with review by radiologist
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist
New patient office or other outpatient visit, 30-44 minutes
New patient office or other outpatient visit, 45-59 minutes
Nuclear medicine studies of heart muscle at rest and with stress and spect
Pacemaker insertion or repair
Removal of plaque and blood clot, insertion of stent and/or balloon dilation of single vessel
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only
Technetium tc-99m sestamibi, diagnostic, per study dose
Telephone medical discussion with physician, 11-20 minutes
Transitional care management services for problem of high complexity
Ultrasound of both sides of head and neck blood flow
Ultrasound of heart blood flow, valves and chambers
Ultrasound of heart for congenital defect
Ultrasound of heart with color-depicted blood flow, rate and valve function
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes

Physician Visit Costs

The typical physician office visit costs for Medicare beneficiaries in this area are: $36.96 for a new patient copayment and $20.16 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 20815 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

Average New Patient Price $147.85
Minimum New Patient Price $65.18
Maximum New Patient Price $194.86

Average New Patient Copayment $36.96
Minimum New Patient Copayment $16.29
Maximum New Patient Copayment $48.71

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

Average Established Patient Price $80.66
Minimum Established Patient Price $21.4
Maximum Established Patient Price $158.88

Average Established Patient Copayment $20.16
Minimum Established Patient Copayment $5.35
Maximum Established Patient Copayment $39.72

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure	Performance	Number of Patients
Diabetes: Medical Attention for Nephropathy	85%	79
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
e-Prescribing	94%	2036
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
Medication Reconciliation	53%	580
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
Patient-Specific Education	2%	1256
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
Provide 24/7 Access to MIPS Eligible Clinicians or Groups Who Have Real-Time Access to Patient's Medical Record	Yes	N/A
• Provide 24/7 access to MIPS eligible clinicians, groups, or care teams for advice about urgent and emergent care (e.g., MIPS eligible clinician and care team access to medical record, cross-coverage with access to medical record, or protocol-driven nurse line with access to medical record) that could include one or more of the following: • Expanded hours in evenings and weekends with access to the patient medical record (e.g., coordinate with small practices to provide alternate hour office visits and urgent care); • Use of alternatives to increase access to care team by MIPS eligible clinicians and groups, such as e-visits, phone visits, group visits, home visits and alternate locations (e.g., senior centers and assisted living centers); and/or Provision of same-day or next-day access to a consistent MIPS eligible clinician, group or care team when needed for urgent care or transition management.
Provide Patient Access	12%	1256
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold certain information.
Security Risk Analysis	Yes	N/A
Conduct or review a security risk analysis in accordance with the requirements in 45 CFR 164.308(a)(1), including addressing the security (to include encryption) of ePHI data created or maintained by certified EHR technology in accordance with requirements in 45 CFR164.312(a)(2)(iv) and 45 CFR 164.306(d)(3), and implement security updates as necessary and correct identified security deficiencies as part of the MIPS eligible clinician's risk management process.
Specialized Registry Reporting	Yes	N/A
The MIPS eligible clinician is in active engagement to submit data to specialized registry. To earn a 5 % bonus in the promoting interoperability performance category score for submitting to one or more public health or clinical data registries also attest to PI_TRANS_PHCDRR_3_MULTI.
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease	84%	512
Percentage of the following patients - all considered at high risk of cardiovascular events - who were prescribed or were on statin therapy during the measurement period: - Adults aged >= 21 years who were previously diagnosed with or currently have an active diagnosis of clinical atherosclerotic cardiovascular disease (ASCVD); OR - Adults aged >=21 years who have ever had a fasting or direct low-density lipoprotein cholesterol (LDL-C) level >= 190 mg/dL; OR - Adults aged 40-75 years with a diagnosis of diabetes with a fasting or direct LDL-C level of 70-189 mg/dL
Use of decision support and standardized treatment protocols	Yes	N/A
Use decision support and standardized treatment protocols to manage workflow in the team to meet patient needs.
Use of High-Risk Medications in the Elderly	0% "Inverse Quality Measure" This is an inverse quality measure, a lower rate means the provider is rated better.	587
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication. 2) Percentage of patients who were ordered at least two of the same high-risk medication

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Robert Marshall is affiliated with the following medical facilities:

Hospital Name	Address	Phone	Hospital Type	Overall Rating
MERITUS MEDICAL CENTER	11116 MEDICAL CAMPUS ROAD HAGERSTOWN, MD 21742	(240) 313-9500	Acute Care Hospitals
SUBURBAN HOSPITAL	8600 OLD GEORGETOWN ROAD BETHESDA, MD 20814	(301) 896-2576	Acute Care Hospitals

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1053365189, we treat the final digit (9) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 10 → 1 + 0

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 5 → 10 → 1 3 → 6 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 1 + 0 + 3 + 6 + 6 + 1 + 0 + 1 + 1 + 6 + 24 = 51

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1053365189.

Other Providers at the Same Location

The following 1 provider is registered at the same or a nearby location.

IDA M BERGSTROM M.D.

Internal Medicine

5425 WISCONSIN AVE STE 810
CHEVY CHASE, MD 20815

Montgomery County (202) 266-7070

About ROBERT MARSHALL

Location Map

Specialty - Primary Taxonomy

Internal Medicine Cardiovascular Disease

Medicare Participation & PECOS Enrollment Status

Is the provider registered in PECOS? Yes

PECOS PAC ID: 648245225

PECOS Enrollment ID: I20040827000410, I20090603000077

Accepts Medicare Assignment? Yes

Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

Eligible to Order or Refer a Home Health Agency (HHA): Yes

Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

Durable Medical Equipment

Areas of Expertise

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts

Coronary angioplasty and stenting

Established patient office or other outpatient visit, 10-19 minutes

Established patient office or other outpatient visit, 20-29 minutes

Established patient office or other outpatient visit, 30-39 minutes

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

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

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

Follow-up hospital inpatient care per day, typically 35 minutes

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

Initial hospital inpatient care per day, typically 70 minutes

Injection, regadenoson, 0.1 mg

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

Insertion of tube in coronary artery for diagnosis with review by radiologist

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

New patient office or other outpatient visit, 30-44 minutes

New patient office or other outpatient visit, 45-59 minutes

Nuclear medicine studies of heart muscle at rest and with stress and spect

Pacemaker insertion or repair

Removal of plaque and blood clot, insertion of stent and/or balloon dilation of single vessel

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

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

Technetium tc-99m sestamibi, diagnostic, per study dose

Telephone medical discussion with physician, 11-20 minutes

Transitional care management services for problem of high complexity

Ultrasound of both sides of head and neck blood flow

Ultrasound of heart blood flow, valves and chambers

Ultrasound of heart for congenital defect

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

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

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

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report

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

Physician Visit Costs

New Patients Visit Costs *

Established Patients Visit Costs *

Quality Reporting

Find Provider Hospital Affiliations - Privileges

Reviews for DR. ROBERT J MARSHALL M.D.

NPI NPI Number Validation

How NPI Validation Works

Digit-by-digit view

Step 1: Double every other digit from the right

Step 2: Add all digits plus the NPI constant

Step 3: Find the amount needed to reach the next multiple of 10

Other Providers at the Same Location

Frequently Asked Questions

What is Robert Marshall's NPI number?

Where is the provider located?

What is the provider's specialty?

Is Robert Marshall affiliated with any hospitals?