Mark Dwayne Chaney, PA-C
- Medicare services, 2024
- 61
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 3,226
- Hospital affiliations
- 2
- Industry payments
- $726
- Practice address
- 304 S Daugherty Street, Eastland, TX 76448
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Mark Dwayne Chaney is a physician assistant in Eastland, Texas
Mark Chaney practices at Eastland Memorial Hospital in Eastland, Texas, part of Eastland Memorial Hospital.
Mark Chaney's NPI, 1467055632, was assigned on November 19, 2020.
- NPI
- 1467055632NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820406101
- NPI enumeration date
- November 19, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Dwayne Chaney practices at Eastland Memorial Hospital in Eastland, Texas
Mark Chaney's primary practice is Eastland Memorial Hospital, at 304 S Daugherty Street, Eastland, TX 76448.
- Eastland Memorial Hospital304 S Daugherty Street, Eastland, TX 76448
Source: Dmand AI Affiliation Data
Mark Dwayne Chaney is affiliated with 5 sites of care and 2 medical groups
Mark Chaney's primary practice is Eastland Memorial Hospital in Eastland, Texas, part of Eastland Memorial Hospital. Mark Chaney is also affiliated with Eastland Memorial Hospital. The medical group on file is Eastland Memorial Hospital. Dmand AI also links Mark Chaney to 1 more group practice or clinic, 1 home health agency, 1 rural health clinic and 1 medical group, each named with a free account. Mark Chaney's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark Dwayne Chaney's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Chaney practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eastland Memorial Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Eastland Memorial Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Mark Dwayne Chaney is one of 8,663 physician assistants in Texas
Physician assistant is Mark Chaney's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Clinical focus
Dmand AI lists diabetic emergency and vitamin d deficiency among the conditions Mark Chaney treats.
Physician assistants near Mark Chaney
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mark Dwayne Chaney billed Medicare for 61 services in 2024
CMS data shows 61 Medicare services from Mark Chaney across 4 procedure codes in 2024, for 24 Medicare patients. Medicare paid $1,339 for them. Every service was in an office.
Mark Chaney's Medicare services by type, 2024
- Lab and pathology42
- Office and hospital visits19
Mark Chaney compared with the Texas median for physician assistants, 2024
- Mark Chaney
- Texas median
- Medicare services
- 61vs 22973% below
- Medicare patients
- 24vs 9976% below
- Part D claims
- 2,790vs 2969.4 times
Medians across 5,541 physician assistants in Texas with Dmand AI profiles that report each measure.
Mark Chaney'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Mark Chaney and other physician assistants in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Mark Dwayne Chaney treated 24 Medicare patients in 2024, average age 75
CMS counts 24 Medicare patients who saw Mark Chaney in 2024. The largest group is 75 to 84, with 12 patients. 75% of them have diabetes, and 75% have high blood pressure. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mark Chaney's median patient age at 65, with 55% women.
Mark Chaney's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Mark Chaney's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease54%
Share of Medicare patients with each condition. A patient can have several.
Mark Chaney's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark Dwayne Chaney wrote 3,226 Medicare Part D claims in 2024
In 2024, Mark Chaney wrote 3,226 Medicare Part D claims for 349 patients. 56% of them were for generic drugs. CMS names the drug for 2,790 of them, across 57 drugs with 11 or more claims each, at $991,100 in total drug cost.
Mark Chaney's Part D claims by kind of drug, 2024
- Generic1,796 claims56%
- Brand-name1,289 claims40%
- Other141 claims4%
Mark Chaney'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 Mark Chaney's Part D claims, 2024
- Opioids2%75 of 3,226 claims
- Antibiotics2%52 of 3,226 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Mark Dwayne Chaney takes part in Medicare
Mark Chaney accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Mark Dwayne Chaney received $726 in industry payments from 2024 to 2025
CMS Open Payments shows 40 general payments to Mark Chaney from 12 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $254.
General payments to Mark Chaney by program year, 2024 to 2025
Companies that paid Mark Chaney the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mark Dwayne Chaney's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Mark Dwayne Chaney
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Dwayne Chaney's NPI number?
Mark Dwayne Chaney's NPI number is 1467055632. It was assigned on November 19, 2020, and it is active in the NPI Registry.
What does Mark Dwayne Chaney specialize in?
Mark Dwayne Chaney is a physician assistant in Eastland, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mark Dwayne Chaney practice?
Mark Chaney practices at 304 S Daugherty Street, Eastland, TX 76448. Mark Chaney's primary practice is Eastland Memorial Hospital in Eastland, Texas, part of Eastland Memorial Hospital. Dmand AI also links Mark Chaney to 1 group practice or clinic, 1 home health agency, 1 rural health clinic and 1 medical group.
Which hospitals is Mark Dwayne Chaney affiliated with?
Mark Chaney practices at Eastland Memorial Hospital in Eastland, Texas. Mark Chaney is also affiliated with Eastland Memorial Hospital.
What medical group is Mark Dwayne Chaney part of?
Mark Chaney is linked to Eastland Memorial Hospital. Dmand AI links Mark Chaney to 1 more medical group.
Does Mark Dwayne Chaney accept Medicare?
Yes. CMS data shows Mark Chaney billed Medicare for 61 services in 2024, and Mark Chaney accepts Medicare assignment.
How many Medicare patients does Mark Dwayne Chaney see?
CMS counts 24 Medicare patients who saw Mark Chaney in 2024, with an average age of 75.
What services does Mark Dwayne Chaney bill to Medicare?
In 2024, Mark Chaney's most billed Medicare services were office visit, established patient (99214), lab and pathology test (82962) and lab and pathology test (80053).
What drugs does Mark Dwayne Chaney prescribe most?
In 2024 Medicare Part D data, Mark Chaney's most prescribed drugs by claims were Metformin HCl ER, Metformin HCl and Ozempic.
Has Mark Dwayne Chaney received payments from drug or device companies?
CMS Open Payments shows $726 in general payments to Mark Chaney from 12 companies from 2024 to 2025. The largest total came from Novo Nordisk Inc.
How long has Mark Dwayne Chaney been practicing?
Mark Chaney graduated from medical school in 2020, 6 years ago.
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