Dr. Marcus Samuel Davis, DO

  • Abilene, TX
  • Gastroenterologist
NPI1780114504PAC ID6507136009
Medicare services, 2024
1,066
Medicare patients, 2024
399
Part D claims, 2024
462
MIPS score, 2024
79
Hospital affiliations
3
Practice address
1201 N 18th St, Abilene, TX 79601
Practice phone
Call (325) 670-4220
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Hendrick Provider Network

Abilene, Texas

See all 7 affiliations

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Dr. Marcus Samuel Davis is a gastroenterologist in Abilene, Texas

Dr. Davis practices at Hendrick Provider Network in Abilene, Texas.

Dr. Davis' NPI, 1780114504, was assigned on June 14, 2017. Dr. Davis graduated from Texas College of Osteopathic Medicine in 2017. Dr. Davis holds Texas license R8552.

NPI and contact details
Medicare PAC ID
6507136009
NPI enumeration date
June 14, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(325) 670-4220
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
35
Medical school graduation
2017

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

Dr. Marcus Samuel Davis practices at Hendrick Provider Network in Abilene, Texas

Dr. Davis' primary practice is Hendrick Provider Network, at 1201 N 18th St, Abilene, TX 79601 in Taylor County. The practice phone is (325) 670-4220.

  • Hendrick Provider Network
    1201 N 18th St, Abilene, TX 79601 · Taylor CountyPhone(325) 670-4220

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

Dr. Marcus Samuel Davis is affiliated with 5 sites of care and 2 medical groups

Dr. Davis' primary practice is Hendrick Provider Network in Abilene, Texas. Dr. Davis is also affiliated with Hendrick Medical Center. The medical group on file is Hendrick Provider Network. Dmand AI also links Dr. Davis to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Davis

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

Dmand AI tracks the EHR system at Dr. Marcus Samuel Davis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Davis practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Hendrick Provider NetworkAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marcus Samuel Davis is one of 1,341 gastroenterologists in Texas

Gastroenterology is Dr. Davis' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Davis is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Davis is licensed in Texas.

Specialties and state licenses

  • Gastroenterology, TexasPrimaryLicense R8552 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, hemorrhoids, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Dr. Davis treats.

Gastroenterologists near Dr. Davis

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

1,341gastroenterologists in Texas
8gastroenterologists in Abilene

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

Dr. Marcus Samuel Davis billed Medicare for 1,066 services in 2024

CMS data shows 1,066 Medicare services from Dr. Davis across 21 procedure codes in 2024, for 399 Medicare patients. Medicare paid $108,468 for them.

Medicare services, 20241,066
Medicare patients399
Paid by Medicare$108,468
Procedure codes21

Dr. Davis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2402024: 635165%
Surgery
2023: 782024: 411427%
Other services
2023: 02024: 20

Where Dr. Davis' Medicare services took place, 2024

  • In an office35533%
  • In a facility71167%

Dr. Davis compared with the Texas median for gastroenterologists, 2024

  • Dr. Davis
  • Texas median
Medicare services
1,066vs 5052.1 times
Medicare patients
399vs 28440% above
Part D claims
353vs 49328% below

Medians across 1,281 gastroenterologists in Texas with Dmand AI profiles that report each measure.

Dr. Davis' 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. Davis

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

Dr. Marcus Samuel Davis treated 399 Medicare patients in 2024, average age 71

CMS counts 399 Medicare patients who saw Dr. Davis in 2024. The largest group is 65 to 74, with 183 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.85, 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. Davis' median patient age at 71, with 57% women.

Medicare patients, 2024399
Average age71
Average risk score1.85
Also on Medicaid26%

Dr. Davis' Medicare patients by age, 2024

Dr. Davis' Medicare patients by sex, 2024

  • Women21754%
  • Men18246%

Chronic conditions among Dr. Davis' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease39%
  5. Diabetes38%
  6. Chronic kidney disease33%
  7. Anxiety30%
  8. Heart failure30%

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

Dr. Davis' patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women57%
  • Men43%

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

Dr. Marcus Samuel Davis wrote 462 Medicare Part D claims in 2024

In 2024, Dr. Davis wrote 462 Medicare Part D claims for 157 patients. 87% of them were for generic drugs. CMS names the drug for 353 of them, across 9 drugs with 11 or more claims each, at $20,188 in total drug cost. In 2023, CMS named 59 claims across 3 drugs.

Part D claims, 2024462
Drugs named by CMS9
Total drug cost$20,188
Part D patients157

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

  • Generic403 claims87%
  • Brand-name59 claims13%

Dr. Davis' 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. Davis' Part D claims, 2024

  • Antibiotics5%24 of 462 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: 592024: 353498%

Drugs named by CMS: 9 in 2024, 3 in 2023.

See all prescribing by Dr. Davis

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. Marcus Samuel Davis scored 79 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Davis for performance year 2024, reported as part of a group. Dr. Davis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Davis as offering telehealth. CMS counts 240 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Davis, more than 93% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Davis' MIPS scores, performance year 2024

  • 79of 100Final score
  • 63of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 65of 100Cost

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

Where Dr. Davis ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
93rd percentile240 procedures
Colonoscopy
80th percentile100 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

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

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Dr. Marcus Samuel Davis received $1,117 in industry payments from 2017 to 2025

CMS Open Payments shows 27 general payments to Dr. Davis from 11 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $480.

General payments to Dr. Davis by program year, 2017 to 2025

Companies that paid Dr. Davis the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Davis

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

Dr. Marcus Samuel Davis graduated from Texas College of Osteopathic Medicine

Dr. Davis graduated from Texas College of Osteopathic Medicine in 2017.

  1. Medical schoolTexas College of Osteopathic Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in 2018 - 2026TX State License

Source: Dmand AI Professional Profile Data

Dr. Marcus Samuel Davis accepts plans from 17 insurance carriers

Dr. Davis is in network with 17 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Davis accepts, by number of carriers

  1. HMO10
  2. PPO9
  3. POS6
  4. Medicare5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Marcus Samuel Davis'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Marcus Samuel Davis

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. Marcus Samuel Davis' NPI number?

Dr. Marcus Samuel Davis' NPI number is 1780114504. It was assigned on June 14, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Marcus Samuel Davis?

Dr. Marcus Samuel Davis is a gastroenterologist in Abilene, Texas. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Marcus Samuel Davis practice?

Dr. Davis practices at 1201 N 18th St, Abilene, TX 79601. Dr. Davis' primary practice is Hendrick Provider Network in Abilene, Texas. Dmand AI also links Dr. Davis to 2 hospitals, 1 group practice or clinic and 1 medical group.

What is Dr. Marcus Samuel Davis' office phone number?

The practice phone on file for Dr. Davis is (325) 670-4220.

What is Dr. Marcus Samuel Davis' medical license number?

Dr. Davis holds Texas license R8552.

Which hospitals is Dr. Marcus Samuel Davis affiliated with?

Dr. Davis is affiliated with Hendrick Medical Center. Dmand AI links Dr. Davis to 2 more hospitals.

What medical group is Dr. Marcus Samuel Davis part of?

Dr. Davis is linked to Hendrick Provider Network. Dmand AI links Dr. Davis to 1 more medical group.

Does Dr. Marcus Samuel Davis accept Medicare?

Yes. CMS data shows Dr. Davis billed Medicare for 1,066 services in 2024, and Dr. Davis accepts Medicare assignment.

Does Dr. Marcus Samuel Davis offer telehealth?

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

What is Dr. Marcus Samuel Davis' MIPS score?

Dr. Davis' MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Marcus Samuel Davis see?

CMS counts 399 Medicare patients who saw Dr. Davis in 2024, with an average age of 71.

Is Dr. Marcus Samuel Davis board certified?

Yes. Dr. Davis is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Marcus Samuel Davis bill to Medicare?

In 2024, Dr. Davis' most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99223) and surgery: digestive system (43239).

Where did Dr. Marcus Samuel Davis go to medical school?

Dr. Davis graduated from Texas College of Osteopathic Medicine in 2017.

What drugs does Dr. Marcus Samuel Davis prescribe most?

In 2024 Medicare Part D data, Dr. Davis' most prescribed drugs by claims were Pantoprazole Sodium, Dicyclomine HCl and Famotidine.

Has Dr. Marcus Samuel Davis received payments from drug or device companies?

CMS Open Payments shows $1,117 in general payments to Dr. Davis from 11 companies from 2017 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Marcus Samuel Davis been practicing?

Dr. Davis graduated from medical school in 2017, 9 years ago.

What insurance does Dr. Marcus Samuel Davis accept?

Dr. Davis is in network with 17 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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