Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mark C Saddler, MD
Nephrology Physician in Durango, CO · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821062282
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Registry record
Entity type Individual (Type 1)
Name Mark C Saddler
Credential MD
Sex Male
Practice address 1010 Three Springs Blvd, Ste 255, Durango, CO, 81301
Phone (970) 764-3825
Fax (970) 764-3839
Enumeration date Feb 14, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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 |
|---|---|---|---|
| 91912964 | Medicaid | CO | - |
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.
Frequently asked questions
What is the NPI number for Mark Saddler?
The National Provider Identifier (NPI) for Mark Saddler is 1821062282, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Saddler practice?
The practice location on file with NPPES is in Durango, CO. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Robin Galloway Hospitalist Physician · Durango, CO NPI 1609879204 Catholic Health Initiatives Colorado General Acute Care Hospital · Durango, CO NPI 1083611644 Alexander Schermer Emergency Medicine Physician · Durango, CO NPI 1457351397 Valerie Mckinnis Hospitalist Physician · Durango, CO NPI 1851381255 Charles Masters Anatomic Pathology & Clinical Pathology Physician · Durango, CO NPI 1033198437 Trent Pansze Anatomic Pathology & Clinical Pathology Physician · Durango, CO NPI 1013996412 Todd Sheer Gastroenterology Physician · Durango, CO NPI 1568434702 Southwest Diagnostic Laboratories PC Anatomic Pathology & Clinical Pathology Physician · Durango, CO NPI 1982676920
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.