ADVENTIST HOSPITAL-BASED PROVIDERS
NPI 1790634822
Pathology - Anatomic Pathology & Clinical Pathology in Rockville, MD

NPI Status: Active since January 22, 2026

Contact Information

9901 MEDICAL CENTER DR
ROCKVILLE, MD
ZIP 20850
Phone: (240) 826-6000

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  • Organization
  • Pathology
  • Anatomic Pathology & Clinical Pathology

About ADVENTIST HOSPITAL-BASED PROVIDERS

This page provides the complete NPI Profile along with additional information for Adventist Hospital-based Providers, a provider established in Rockville, Maryland operating as a Pathology, focusing in anatomic pathology & clinical pathology . The healthcare provider is registered in the NPI registry with number 1790634822 assigned on January 2026. The practitioner's primary taxonomy code is 207ZP0102X. The provider is registered as an organization and their NPI record was last updated February 2026. Adventist Hospital-based Providers 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 Tawanda Mcpherson (Sr. Provider Enrollment Specialist)

NPI
1790634822
Provider Name
ADVENTIST HOSPITAL-BASED PROVIDERS
Entity Type
Organization
Location Address
9901 MEDICAL CENTER DR ROCKVILLE, MD 20850
Location Phone
(240) 826-6000
Mailing Address
820 W DIAMOND AVE STE 500 GAITHERSBURG, MD 20878
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-22-2026
Last Update Date
02-09-2026
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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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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

TAWANDA MCPHERSON

Authorized Official Title
SR. PROVIDER ENROLLMENT SPECIALIST
Authorized Official Phone
(301) 315-3102

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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 1790634822, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
7
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
2
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 9 → 18 → 9 6 → 12 → 3 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 8 + 0 + 1 + 2 + 3 + 8 + 8 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1790634822.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Critical Care Medicine)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Emergency Medicine
9901 MEDICAL CENTER DR, EMERGENCY DEPARTMENT
ROCKVILLE, MD 20850
Pediatrics
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Pediatrics
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Pediatrics
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Pediatrics
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Emergency Medicine
9901 MEDICAL CENTER DR, DEPT OF EMERGENCY MEDICINE, MEP
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics
9901 MEDICAL CENTER DR, NICU
ROCKVILLE, MD 20850
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1790634822, enumerated as an "organization" on January 22, 2026.

The provider is located at 9901 MEDICAL CENTER DR ROCKVILLE, MD 20850 and the phone number is (240) 826-6000.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.