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RALEIGH DURHAM MEDICAL GROUP PA
NPI 1992625503
Internal Medicine - Sleep Medicine in Greensboro, NC

Active since July 16, 2026
1002 N CHURCH ST STE 200, GREENSBORO, NC 27401(336) 907-7773(336) 907-7902 Get Directions Write a Review

NPPES record added: July 16, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Organization
  • Internal Medicine
  • Sleep Medicine

About RALEIGH DURHAM MEDICAL GROUP PA

This page provides the complete NPI Profile along with additional information for Raleigh Durham Medical Group Pa, an internist established in Greensboro, North Carolina operating as a Internal Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1992625503 assigned on July 2026. The practitioner's primary taxonomy code is 207RS0012X. The provider is registered as an organization and their NPI record was last updated July 2026. Raleigh Durham Medical Group Pa 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 Jing Zhang (Md)

NPI
1992625503
Provider Name
RALEIGH DURHAM MEDICAL GROUP PA
Entity Type
Organization
Location Address
1002 N CHURCH ST STE 200 GREENSBORO, NC 27401
Location Phone
(336) 907-7773
Location Fax
(336) 907-7902
Mailing Address
PO BOX 96860 CHARLOTTE, NC 28296
Mailing Phone
(866) 557-2612
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
07-16-2026
Last Update Date
07-16-2026
Code Navigator

An internist like Raleigh Durham Medical Group Pa 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 Sleep Medicine

Taxonomy Code
207RS0012X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1122300000XDental Providers

Dentist

 
2207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

 
3363A00000XPhysician Assistants & Advanced Practice Nursing Providers

Physician Assistant

 

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

JING ZHANG

Authorized Official Title
MD
Authorized Official Phone
(919) 859-5650

Reviews for RALEIGH DURHAM MEDICAL GROUP PA

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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 1992625503, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
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 9 → 18 → 9 6 → 12 → 3 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 2 + 2 + 1 + 0 + 5 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1992625503.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Psychologist (Clinical)
1002 N CHURCH ST STE 200
GREENSBORO, NC 27401
Physician Assistant
1002 N CHURCH ST STE 200
GREENSBORO, NC 27401
Dentist (General Practice)
1002 N CHURCH ST STE 200
GREENSBORO, NC 27401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992625503, enumerated as an "organization" on July 16, 2026.

The provider is located at 1002 N CHURCH ST STE 200 GREENSBORO, NC 27401 and the phone number is (336) 907-7773.

Internal Medicine with taxonomy code 207RS0012X and a focus in Sleep Medicine.