NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. David Glenn Reynolds Sr., MD

Nephrology Physician in Denison, TX · enumerated 2005 · practices at Kidney Care Associates LLP.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1801894365

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Registry record

Entity type Individual (Type 1)
Name Dr. David Glenn Reynolds Sr.
Credential MD
Sex Male
Practice address 2741 Fm 691, Denison, TX, 75020
Fax (903) 893-4372
Enumeration date Jul 8, 2005
Last updated in NPPES Jan 13, 2026

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License H6541 (TX) Primary
174400000X Specialist Other Service Providers · License H6541 (TX) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
100146190A Other OK OKLAHOMA MEDICAID
1736996 Medicaid LA -
185865601 Medicaid TX -
1668535-01 Medicaid TX -
200118650A Medicaid OK -
00K55R Other TX BLUE CROSS BLUE SHIELD
4333749 Other - AETNA
P00025103 Other TX RAILROAD MEDICARE
241430304 Other OK OKLAHOMA MEDICARE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is David Reynolds?
David Reynolds is registered in NPPES with the primary taxonomy of Nephrology Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-13.