CARROLL HEALTH GROUP, LLC
NPI 1073301263
Internal Medicine - Hematology in Westminster, MD

NPI Status: Active since April 28, 2025

Contact Information

291 STONER AVE
WESTMINSTER, MD
ZIP 21157
Phone: (410) 871-6400

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  • Organization
  • Internal Medicine
  • Hematology

About CARROLL HEALTH GROUP, LLC

This page provides the complete NPI Profile along with additional information for Carroll Health Group, Llc, an internist established in Westminster, Maryland operating as a Internal Medicine, focusing in hematology . The healthcare provider is registered in the NPI registry with number 1073301263 assigned on April 2025. The practitioner's primary taxonomy code is 207RH0000X. The provider is registered as an organization and their NPI record was last updated March 2026. Carroll Health Group, Llc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Michael Myers (Cfo Chc)

NPI
1073301263
Provider Name
CARROLL HEALTH GROUP, LLC
Entity Type
Organization
Location Address
291 STONER AVE WESTMINSTER, MD 21157
Location Phone
(410) 871-6400
Mailing Address
PO BOX 45962 BALTIMORE, MD 21297
Mailing Phone
(410) 469-4178
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-28-2025
Last Update Date
03-10-2026
Code Navigator

An internist like Carroll Health Group, Llc 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 Hematology

Taxonomy Code
207RH0000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MICHAEL MYERS

Authorized Official Title
CFO CHC
Authorized Official Phone
(410) 871-6114

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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 1073301263, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

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
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
3
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 7 → 14 → 5 3 → 6 1 → 2 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 4 + 3 + 6 + 0 + 2 + 2 + 1 + 2 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1073301263.

Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

Internal Medicine
291 STONER AVE, SUITE 203
WESTMINSTER, MD 21157
Anesthesiology (Pain Medicine)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Hematology & Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Specialist
291 STONER AVE, SUITE 203
WESTMINSTER, MD 21157
Anesthesiology (Pain Medicine)
291 STONER AVE
WESTMINSTER, MD 21157
Radiology (Radiation Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Hematology & Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Hematology & Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Dietitian, Registered
291 STONER AVE
WESTMINSTER, MD 21157
Radiology (Radiation Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Hematology & Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Cardiovascular Disease)
291 STONER AVE
WESTMINSTER, MD 21157
Internal Medicine (Hematology & Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Anesthesiology
291 STONER AVE
WESTMINSTER, MD 21157
General Acute Care Hospital
291 STONER AVE
WESTMINSTER, MD 21157
Nurse Practitioner
291 STONER AVE
WESTMINSTER, MD 21157
Radiology (Radiation Oncology)
291 STONER AVE
WESTMINSTER, MD 21157
Registered Nurse (Oncology)
291 STONER AVE
WESTMINSTER, MD 21157

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1073301263, enumerated as an "organization" on April 28, 2025.

The provider is located at 291 STONER AVE WESTMINSTER, MD 21157 and the phone number is (410) 871-6400.

Internal Medicine with taxonomy code 207RH0000X and a focus in Hematology.