What is Mark Saddler's specialty?

Mark Saddler (NPI 1821062282) is a Medicare-billing provider whose primary specialty is Nephrology in Durango, CO.

Where does Mark Saddler practice?

Mark Saddler practices in Durango, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1821062282.

How much does Medicare pay Mark Saddler?

Mark Saddler (NPI 1821062282) received approximately $113K in total Medicare Part B payments, serving 252 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821062282

Mark SaddlerMD

PRACTICEPORTERCARE ADVENTIST HEALTH SYSTEMSee all providers at this practice →

NephrologyDurango, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

338

Unique beneficiaries

—

Total services

687

Distinct HCPCS

Medicare payment

$96K

Peer benchmark

Total Medicare services vs. 120 Nephrology providers in CO — above median (cohort median 723).

PRESCRIBING · PART D · 2024

Total Rx claims

1,486

Beneficiaries

—

Total drug cost

$265K

Distinct drugs

Brand share

18.6%

Top prescribed drugs

Losartan Potassium186 claims

Empagliflozin135 claims

Amlodipine Besylate130 claims

Torsemide127 claims

Lisinopril102 claims

QUALITY · MIPS · 2024

Final MIPS score

95.7

Quality

92.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.87%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Mark Saddler's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 26 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CATHOLIC HEALTH INITIATIVES COLORADO	195	1,632
Darren Schmidt Nephrology · Albuquerque, NM	61	896
MESSERLI, PATRICK	60	288
NPI 1255335535	52	423
Elizabeth Helms Internal Medicine · Durango, CO	43	496
Jonathan Delacey Diagnostic Radiology · Durango, CO	33	163
TRC - FOUR CORNERS DIALYSIS CLINICS LLC	31	421
DURANGO DIALYSIS CENTER LLC	31	364
Eugenia Miller Internal Medicine · Durango, CO	28	204
Frank Torres Cardiology · Port Townsend, WA	20	141
STERN, MARK	19	190
UPPER SAN JUAN HEALTH SERVICE DISTRICT	19	156

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events