Dr. Mark C. Saddler, MD

  • Cortez, CO
  • Nephrologist
NPI1821062282PAC ID1052369121
Medicare services, 2024
687
Medicare patients, 2024
252
Part D claims, 2024
1,809
Publications
1
MIPS score, 2024
96
Practice address
111 N Park St, Cortez, CO 81321
Practice phone
Call (970) 565-4302
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cortez Dialysis Center

Cortez, Colorado

See all 10 affiliations

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Dr. Mark C. Saddler is a nephrologist in Cortez, Colorado

Dr. Saddler practices at Cortez Dialysis Center in Cortez, Colorado.

Dr. Saddler's NPI, 1821062282, was assigned on February 14, 2006. Dr. Saddler holds Colorado license 34567.

NPI and contact details
Medicare PAC ID
1052369121
NPI enumeration date
February 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(970) 565-4302
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mark C. Saddler practices at Cortez Dialysis Center in Cortez, Colorado

Dr. Saddler's primary practice is Cortez Dialysis Center, at 111 N Park St, Cortez, CO 81321 in Montezuma County. The practice phone is (970) 565-4302.

  • Cortez Dialysis Center
    111 N Park St, Cortez, CO 81321 · Montezuma CountyPhone(970) 565-4302

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark C. Saddler is affiliated with 8 sites of care and 2 medical groups

Dr. Saddler's primary practice is Cortez Dialysis Center in Cortez, Colorado. Dr. Saddler is also affiliated with Southwest Memorial Hospital. The medical group on file is Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI also links Dr. Saddler to 4 more hospitals, 2 dialysis centers and 1 medical group, each named with a free account.

See all 10 affiliations for Dr. Saddler

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Mark C. Saddler's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Saddler practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cortez Dialysis CenterAvailable with a free account
+7 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark C. Saddler is one of 167 nephrologists in Colorado

Nephrology is Dr. Saddler's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Saddler is licensed in Colorado.

Specialties and state licenses

  • Nephrology, ColoradoPrimaryLicense 34567 · taxonomy 207RN0300X

Nephrologists near Dr. Saddler

Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.

167nephrologists in Colorado
4nephrologists in Cortez

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Mark C. Saddler billed Medicare for 687 services in 2024

CMS data shows 687 Medicare services from Dr. Saddler across 9 procedure codes in 2024, for 252 Medicare patients. Medicare paid $96,417 for them.

Medicare services, 2024687
Medicare patients252
Paid by Medicare$96,417
Procedure codes9

Dr. Saddler's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6272024: 50120%
Tests and treatments
2023: 3332024: 15354%
Lab and pathology
2023: 292024: 2224%
Other services
2023: 392024: 1172%

Where Dr. Saddler's Medicare services took place, 2024

  • In an office49872%
  • In a facility18928%

Dr. Saddler compared with the Colorado median for nephrologists, 2024

  • Dr. Saddler
  • Colorado median
Medicare services
687vs 57719% above
Medicare patients
252vs 21219% above
Part D claims
1,486vs 5502.7 times

Medians across 155 nephrologists in Colorado with Dmand AI profiles that report each measure.

Dr. Saddler's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Saddler

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Saddler and other nephrologists in Colorado.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark C. Saddler treated 252 Medicare patients in 2024, average age 74

CMS counts 252 Medicare patients who saw Dr. Saddler in 2024. The largest group is 75 to 84, with 104 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 3.08, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Saddler's median patient age at 74, with 44% women.

Medicare patients, 2024252
Average age74
Average risk score3.08
Also on Medicaid21%

Dr. Saddler's Medicare patients by age, 2024

Dr. Saddler's Medicare patients by sex, 2024

  • Women9839%
  • Men15461%

Chronic conditions among Dr. Saddler's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol71%
  4. Diabetes50%
  5. Arthritis46%
  6. Heart failure33%
  7. Ischemic heart disease33%
  8. Atrial fibrillation24%

Share of Medicare patients with each condition. A patient can have several.

Dr. Saddler's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women44%
  • Men56%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark C. Saddler wrote 1,809 Medicare Part D claims in 2024

In 2024, Dr. Saddler wrote 1,809 Medicare Part D claims for 205 patients. 82% of them were for generic drugs. CMS names the drug for 1,486 of them, across 32 drugs with 11 or more claims each, at $264,778 in total drug cost. In 2023, CMS named 1,639 claims across 37 drugs.

Part D claims, 20241,809
Drugs named by CMS32
Total drug cost$264,778
Part D patients205

Dr. Saddler's Part D claims by kind of drug, 2024

  • Generic1,480 claims82%
  • Brand-name329 claims18%

Dr. Saddler's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Saddler's Part D claims, 2024

  • Antibiotics1%16 of 1,809 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,6392024: 1,4869%

Drugs named by CMS: 32 in 2024, 37 in 2023.

See all prescribing by Dr. Saddler

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Mark C. Saddler scored 96 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Saddler for performance year 2024, reported as part of a group. Dr. Saddler accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Saddler as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Saddler's MIPS scores, performance year 2024

  • 96of 100Final score
  • 92.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Mark C. Saddler has 1 publication on record

Dmand AI links 1 paper to Dr. Saddler in 2017. Dr. Saddler's most frequent co-authors are Sam Wei Gao, MD, Jessica B. Kendrick, MD and Christopher Joseph Lebrun, MD.

Papers1

Dr. Saddler's most frequent co-authors

Recent publications by Dr. Saddler

See all 1 publications and co-authors

See who Dr. Saddler researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Saddler works with, so you can find a warm path to the right nephrologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Mark C. Saddler received $398 in industry payments from 2016 to 2024

CMS Open Payments shows 15 general payments to Dr. Saddler from 11 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $111.

General payments to Dr. Saddler by program year, 2016 to 2024

Companies that paid Dr. Saddler the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Saddler

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Mark C. Saddler's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mark C. Saddler

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Mark C. Saddler's NPI number?

Dr. Mark C. Saddler's NPI number is 1821062282. It was assigned on February 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark C. Saddler?

Dr. Mark C. Saddler is a nephrologist in Cortez, Colorado. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Mark C. Saddler practice?

Dr. Saddler practices at 111 N Park St, Cortez, CO 81321. Dr. Saddler's primary practice is Cortez Dialysis Center in Cortez, Colorado. Dmand AI also links Dr. Saddler to 4 hospitals, 2 dialysis centers and 1 medical group.

What is Dr. Mark C. Saddler's office phone number?

The practice phone on file for Dr. Saddler is (970) 565-4302.

What is Dr. Mark C. Saddler's medical license number?

Dr. Saddler holds Colorado license 34567.

Which hospitals is Dr. Mark C. Saddler affiliated with?

Dr. Saddler is affiliated with Southwest Memorial Hospital. Dmand AI links Dr. Saddler to 4 more hospitals.

What medical group is Dr. Mark C. Saddler part of?

Dr. Saddler is linked to Cardiac & Thoracic Surgery Associates (CTSA). Dmand AI links Dr. Saddler to 1 more medical group.

Does Dr. Mark C. Saddler accept Medicare?

Yes. CMS data shows Dr. Saddler billed Medicare for 687 services in 2024, and Dr. Saddler accepts Medicare assignment.

Does Dr. Mark C. Saddler offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Saddler as offering telehealth services.

What is Dr. Mark C. Saddler's MIPS score?

Dr. Saddler's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Mark C. Saddler see?

CMS counts 252 Medicare patients who saw Dr. Saddler in 2024, with an average age of 74.

What services does Dr. Mark C. Saddler bill to Medicare?

In 2024, Dr. Saddler's most billed Medicare services were office visit, established patient (99214), dialysis (90960) and critical care (99291).

What drugs does Dr. Mark C. Saddler prescribe most?

In 2024 Medicare Part D data, Dr. Saddler's most prescribed drugs by claims were Losartan Potassium, Jardiance and Amlodipine Besylate.

Has Dr. Mark C. Saddler received payments from drug or device companies?

CMS Open Payments shows $398 in general payments to Dr. Saddler from 11 companies from 2016 to 2024. The largest total came from Eli Lilly and Company.

How long has Dr. Mark C. Saddler been practicing?

Dr. Saddler graduated from medical school in 1983, 43 years ago.

Does Dr. Mark C. Saddler do research?

Dmand AI links 1 publication to Dr. Saddler.

Who does Dr. Mark C. Saddler publish with?

Dr. Saddler's most frequent co-authors are Sam Wei Gao, MD (1 shared paper), Jessica B. Kendrick, MD (1 shared paper) and Christopher Joseph Lebrun, MD (1 shared paper).

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