Dr. Matthew Chase Cates, DO, MPH

  • San Antonio, TX
  • Internist
NPI1295189330PAC ID9638407539
Medicare services, 2024
58
Medicare patients, 2024
31
Part D claims, 2024
2,010
Industry payments
$247,187
Affiliated sites
2
Practice address
303 North Frio Street, San Antonio, TX 78207
Practice phone
Call (210) 625-7200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Alamo Area Resource Center

Outpatient Addiction Treatment · San Antonio, Texas

See all 3 affiliations

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Dr. Matthew Chase Cates is an internist in San Antonio, Texas

Dr. Cates practices at Alamo Area Resource Center in San Antonio, Texas.

Dr. Cates' NPI, 1295189330, was assigned on April 14, 2016. Dr. Cates graduated from LECOM at Seton Hill - Greensburg in 2016. Dr. Cates holds Texas license R9195.

NPI and contact details
Medicare PAC ID
9638407539
NPI enumeration date
April 14, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(210) 625-7200
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
36
Medical school graduation
2016

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

Dr. Matthew Chase Cates practices at Alamo Area Resource Center in San Antonio, Texas

Dr. Cates' primary practice is Alamo Area Resource Center, at 303 North Frio Street, San Antonio, TX 78207. The practice phone is (210) 625-7200.

  • Alamo Area Resource Center
    303 North Frio Street, San Antonio, TX 78207Phone(210) 625-7200

Source: Dmand AI Affiliation Data

Dr. Matthew Chase Cates is affiliated with 2 sites of care and 1 medical group

Dr. Cates' primary practice is Alamo Area Resource Center in San Antonio, Texas. The medical group on file is Alamo Area Resource Center. Dmand AI also links Dr. Cates to 1 more group practice or clinic, named with a free account. Dr. Cates' employer is on file too: a behavioral health center.

See all 3 affiliations for Dr. Cates

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Matthew Chase Cates' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cates practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Alamo Area Resource CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Matthew Chase Cates is one of 8,437 internists in Texas

Internal medicine is Dr. Cates' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Cates is board certified in 2022 - 2024 by the AK State License. Dmand AI has Dr. Cates' licenses on file in 2 states: Texas and California.

Specialties and state licenses

  • Internal medicine, TexasPrimaryLicense R9195 · taxonomy 207R00000X
  • California licenseLicense 20A17118

Clinical focus

Dmand AI lists acid reflux, anxiety, hiv/aids, muscle pain, fibromyalgia, and limb pain, prostate inflammation or infection, tobacco use, upper respiratory infection (URI) and UTI among the conditions Dr. Cates treats.

Internists near Dr. Cates

Counts of internists 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

Dr. Matthew Chase Cates billed Medicare for 58 services in 2024

CMS data shows 58 Medicare services from Dr. Cates across 2 procedure codes in 2024, all of them office visits, for 31 Medicare patients. Medicare paid $4,096 for them. Every service was in an office.

Medicare services, 202458
Medicare patients31
Paid by Medicare$4,096
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 462024: 5826%
Tests and treatments
2023: 212024: 0100%

Dr. Cates compared with the Texas median for internists, 2024

  • Dr. Cates
  • Texas median
Medicare services
58vs 53989% below
Medicare patients
31vs 19084% below
Part D claims
1,571vs 2895.4 times

Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.

Dr. Cates' 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. Cates

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

Dr. Matthew Chase Cates treated 31 Medicare patients in 2024, average age 59

CMS counts 31 Medicare patients who saw Dr. Cates in 2024. The largest group is under 65, with 15 patients. 68% of them have high blood pressure, and 68% have high cholesterol. 42% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Cates' median patient age at 40, with 23% women.

Medicare patients, 202431
Average age59
Average risk score1.01
Also on Medicaid42%

Dr. Cates' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Cates' Medicare patients, 2024

  1. High blood pressure68%
  2. High cholesterol68%
  3. Mood disorders55%
  4. Depression48%
  5. Anxiety42%

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

Dr. Cates' patients across all payers

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

Patient panel by age, all payers

Median age 40

Patient panel by sex, all payers

  • Women23%
  • Men75%

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

Dr. Matthew Chase Cates wrote 2,010 Medicare Part D claims in 2024

In 2024, Dr. Cates wrote 2,010 Medicare Part D claims for 87 patients. 66% of them were for generic drugs. CMS names the drug for 1,571 of them, across 54 drugs with 11 or more claims each, at $1,824,607 in total drug cost. In 2023, CMS named 1,402 claims across 52 drugs.

Part D claims, 20242,010
Drugs named by CMS54
Total drug cost$1.8M
Part D patients87

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

  • Generic1,324 claims66%
  • Brand-name and other686 claims34%

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

  • Opioids2%44 of 2,010 claims
  • Antibiotics2%36 of 2,010 claims
  • Antipsychotics, patients 65 and over1%14 of 2,010 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: 1,4022024: 1,57112%

Drugs named by CMS: 54 in 2024, 52 in 2023.

See all prescribing by Dr. Cates

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 Dr. Matthew Chase Cates takes part in Medicare

Dr. Cates 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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Dr. Matthew Chase Cates received $247,187 in industry payments from 2018 to 2025

CMS Open Payments shows 725 general payments to Dr. Cates from 23 drug and device companies from 2018 to 2025. Speaker and faculty fees make up the largest share, 67% of the total. ViiV Healthcare Company paid the most, $223,742.

General payments to Dr. Cates by program year, 2018 to 2025

General payments to Dr. Cates by kind, 2018 to 2025

$247.2Kin total
  • Speaker and faculty fees$164,77567%
  • Travel and lodging$42,39117%
  • Food and beverage$20,1728%
  • Consulting fees$19,8208%
  • Education$280%

Companies that paid Dr. Cates the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Cates

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

Dr. Matthew Chase Cates graduated from LECOM at Seton Hill - Greensburg

Dr. Cates graduated from LECOM at Seton Hill - Greensburg in 2016. Dr. Cates is a member of ACP, AMA and Gay and Lesbian Medical Association (GLMA).

  1. Medical schoolLECOM at Seton Hill - Greensburg
  2. Board certified in 2022 - 2024AK State License
  3. Board certified in internal medicineAOA Board of Internal Medicine
  4. Board certified in 2019 - 2025CA State License
  5. Board certified in internal medicineNational Board of Physicians and Surgeons
  6. Board certified in 2021 - 2024NY State License
  7. Board certified in 2018 - 2025TX State License

Source: Dmand AI Professional Profile Data

Dr. Matthew Chase Cates accepts plans from 23 insurance carriers

Dr. Cates is in network with 23 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Aetna
  • HCSC
  • Alliant Health Plans
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +15 more carriersWith a free account

Plan types Dr. Cates accepts, by number of carriers

  1. PPO13
  2. HMO11
  3. Medicare9
  4. POS5
  5. EPO4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Matthew Chase Cates'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
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. Matthew Chase Cates

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. Matthew Chase Cates' NPI number?

Dr. Matthew Chase Cates' NPI number is 1295189330. It was assigned on April 14, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Matthew Chase Cates?

Dr. Matthew Chase Cates is an internist in San Antonio, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Matthew Chase Cates practice?

Dr. Cates practices at 303 North Frio Street, San Antonio, TX 78207. Dr. Cates' primary practice is Alamo Area Resource Center in San Antonio, Texas. Dmand AI also links Dr. Cates to 1 group practice or clinic.

What is Dr. Matthew Chase Cates' office phone number?

The practice phone on file for Dr. Cates is (210) 625-7200.

What is Dr. Matthew Chase Cates' medical license number?

Dr. Cates holds Texas license R9195, one of the licenses on file in 2 states.

Which states has Dr. Matthew Chase Cates been licensed in?

Dmand AI has state licenses on file for Dr. Cates in Texas and California.

What medical group is Dr. Matthew Chase Cates part of?

Dr. Cates is linked to Alamo Area Resource Center.

Does Dr. Matthew Chase Cates accept Medicare?

Yes. CMS data shows Dr. Cates billed Medicare for 58 services in 2024, and Dr. Cates accepts Medicare assignment.

How many Medicare patients does Dr. Matthew Chase Cates see?

CMS counts 31 Medicare patients who saw Dr. Cates in 2024, with an average age of 59.

Is Dr. Matthew Chase Cates board certified?

Yes. Dr. Cates is board certified in 2022 - 2024 by the AK State License.

Show 6 more questionsShow fewer questions

What services does Dr. Matthew Chase Cates bill to Medicare?

In 2024, Dr. Cates' most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).

Where did Dr. Matthew Chase Cates go to medical school?

Dr. Cates graduated from LECOM at Seton Hill - Greensburg in 2016.

What drugs does Dr. Matthew Chase Cates prescribe most?

In 2024 Medicare Part D data, Dr. Cates' most prescribed drugs by claims were Biktarvy, Dovato and Atorvastatin Calcium.

Has Dr. Matthew Chase Cates received payments from drug or device companies?

CMS Open Payments shows $247,187 in general payments to Dr. Cates from 23 companies from 2018 to 2025. The largest total came from ViiV Healthcare Company.

How long has Dr. Matthew Chase Cates been practicing?

Dr. Cates graduated from medical school in 2016, 10 years ago.

What insurance does Dr. Matthew Chase Cates accept?

Dr. Cates is in network with 23 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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