WILLIAM R HERZOG JR. MD
NPI 1902873979
Internal Medicine - Interventional Cardiology in Columbia, MD

Active since March 08, 2006PECOS EnrolledAccepts Medicare Assignment
10710 CHARTER DR, SUITE 400, COLUMBIA, MD 21044(410) 997-7979(410) 997-9231 Get Directions Write a Review

NPPES record last updated: February 10, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William R Herzog Jr. Md NPPES

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

WILLIAM R HERZOG JR. MD (NPI 1902873979) is an individual interventional cardiology provider in Columbia, Maryland, licensed in Maryland (D41959) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Southeastern Regional Medical Center, and is a graduate of Duke University School Of Medicine (1982).

NPPES Registry Identity

NPI1902873979
Entity TypeIndividualMale
Primary Taxonomy207RI0011X
Provider Legal NameWILLIAM R HERZOG JR.Credential: MD
Location Address10710 CHARTER DR, SUITE 400Columbia, MD 21044-2858
Mailing Address10710 Charter Dr, Suite 400Columbia, MD 21044-2858 · (410) 997-7979 · Fax (410) 997-9231
Fax(410) 997-9231
Sole ProprietorNo
Medical School CMSDuke University School Of MedicineGraduated 1982
Enumeration DateMarch 8, 2006
Last NPPES UpdateFebruary 10, 2017
NPI 1902873979 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0011X
License Licensed in MD · D41959
Definition
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License D41959 (MD)
10710 CHARTER DR, Columbia, MD 21044

Other Identifiers 7

Medicare UPINE23087MD
Medicaid543951500MD
Medicare PIN131533YCQXMD
Other523202-06MD · Carefirst Of Maryland
Other0061936MD · Aetna
OtherP00963606MD · Railroad Medicare
OtherV879-0001MD · Carefirst Ghmsi And Blue Choice

Accepted 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

William R Herzog Jr. 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 ID5890775688
PECOS Enrollment IDI20180103002686
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

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.

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.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Southeastern Regional Medical Center

Acute Care Hospitals · Lumberton, NC
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340050
Location300 W 27 St PO Box 1408Lumberton, NC 28359 · Robeson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21044 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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 20

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

Internal Medicine (Medical Oncology)
10710 CHARTER DR, SUITE G020
COLUMBIA, MD 21044
Internal Medicine (Hematology & Oncology)
10710 CHARTER DR, SUITE G020
COLUMBIA, MD 21044
Internal Medicine (Endocrinology, Diabetes & Metabolism)
10710 CHARTER DR, STE 410
CIOLUMBIA, MD 21044
Urology
10710 CHARTER DR, SUITE 130
COLUMBIA, MD 21044
Orthopaedic Surgery
10710 CHARTER DR, SUITE 300
COLUMBIA, MD 21044
Internal Medicine (Gastroenterology)
10710 CHARTER DR, SUITE 110
COLUMBIA, MD 21044
Obstetrics & Gynecology
10710 CHARTER DR, MEDICAL PAVILION AT HOWARD COUNTY-SUITE 200
COLUMBIA, MD 21044
Surgery
10710 CHARTER DR, STE 230
COLUMBIA, MD 21044

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 William Herzog's NPI number?

The NPI number for William Herzog is 1902873979. It was assigned to this individual provider in the NPPES registry on March 8, 2006.

Where is William Herzog located?

William Herzog practices at 10710 Charter Dr Suite 400, Columbia, MD 21044. The listed phone number is (410) 997-7979.

What is William Herzog's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is William Herzog enrolled in Medicare?

Yes. William Herzog 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.

What insurance does William Herzog accept?

Health plans from Blue Cross and Blue Shield of NC list William Herzog 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 William Herzog affiliated with any hospitals?

According to CMS data, William Herzog is affiliated with Southeastern Regional Medical Center.

When was this NPI record last updated?

The NPPES record for William Herzog was last updated on February 10, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.