Chad Landon Garmany

  • Oklahoma City, OK
  • Internist
NPI1407019219PAC ID3971775735
Medicare services, 2024
288
Medicare patients, 2024
290
Publications
1
Hospital affiliations
5
Industry payments
$146
Practice address
4300 West Memorial Road, Oklahoma City, OK 73120
Practice phone
Call (405) 755-1515
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Hospital Oklahoma City

Hospital · Oklahoma City, Oklahoma

See all 7 affiliations

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Chad Landon Garmany is an internist in Oklahoma City, Oklahoma

Chad Garmany practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy.

Chad Garmany's NPI, 1407019219, was assigned on July 2, 2008. Chad Garmany holds Oklahoma license 26511.

NPI and contact details
Medicare PAC ID
3971775735
NPI enumeration date
July 2, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(405) 755-1515
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
45
Medical school graduation
2007

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

Chad Landon Garmany practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma

Chad Garmany's primary practice is Mercy Hospital Oklahoma City, at 4300 West Memorial Road, Oklahoma City, OK 73120 in Oklahoma County. The practice phone is (405) 755-1515.

Source: Dmand AI Affiliation Data

Chad Landon Garmany is affiliated with 5 sites of care and 2 medical groups

Chad Garmany's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Chad Garmany is also affiliated with Oklahoma Heart Hospital North. The medical group on file is Mercy Clinic Oklahoma Communities. Dmand AI also links Chad Garmany to 3 more hospitals and 1 medical group, each named with a free account.

See all 7 affiliations for Chad Garmany

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

Dmand AI tracks the EHR system at Chad Landon Garmany's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Chad Garmany practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Hospital Oklahoma CityAvailable 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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Chad Landon Garmany is one of 1,018 internists in Oklahoma

Internal medicine is Chad Garmany's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Chad Garmany is licensed in Oklahoma.

Specialties and state licenses

  • Internal medicine, OklahomaPrimaryLicense 26511 · taxonomy 207R00000X

Internists near Chad Garmany

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

Chad Landon Garmany billed Medicare for 288 services in 2024

CMS data shows 288 Medicare services from Chad Garmany across 2 procedure codes in 2024, for 290 Medicare patients. Medicare paid $32,682 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024288
Medicare patients290
Paid by Medicare$32,682
Procedure codes2

Chad Garmany's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3162024: 2889%

Chad Garmany compared with the Oklahoma median for internists, 2024

  • Chad Garmany
  • Oklahoma median
Medicare services
288vs 63655% below
Medicare patients
290vs 24319% above

Medians across 969 internists in Oklahoma with Dmand AI profiles that report each measure.

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

Chad Landon Garmany treated 290 Medicare patients in 2024, average age 77

CMS counts 290 Medicare patients who saw Chad Garmany in 2024. The largest group is 75 to 84, with 117 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.24, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Chad Garmany's median patient age at 71, with 56% women.

Medicare patients, 2024290
Average age77
Average risk score2.24
Also on Medicaid15%

Chad Garmany's Medicare patients by age, 2024

Chad Garmany's Medicare patients by sex, 2024

  • Women15052%
  • Men14048%

Chronic conditions among Chad Garmany's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis66%
  4. Ischemic heart disease59%
  5. Chronic kidney disease47%
  6. Diabetes47%
  7. Mood disorders47%
  8. Depression45%

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

Chad Garmany's 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

  • Women56%
  • Men44%

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

How Chad Landon Garmany takes part in Medicare

Chad Garmany 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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Chad Landon Garmany has 1 publication on record

Dmand AI links 1 paper to Chad Garmany. Chad Garmany's most frequent co-authors are Sarah Elizabeth Andrews, MD, Sarah Andrews, DO and Martina Jan Jelley, MD.

Papers1

Chad Garmany's most frequent co-authors

Recent publications by Chad Garmany

See all 1 publications and co-authors

See who Chad Garmany researches with

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

How network discovery works

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

Chad Landon Garmany received $146 in industry payments from 2016 to 2019

CMS Open Payments shows 10 general payments to Chad Garmany from 6 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $59.

General payments to Chad Garmany by program year, 2016 to 2019

Companies that paid Chad Garmany the most, 2016 to 2019

Share is of all general payments to this clinician.

See all payments to Chad Garmany

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

Sources for Chad Landon Garmany'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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 Chad Landon Garmany

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

What is Chad Landon Garmany's NPI number?

Chad Landon Garmany's NPI number is 1407019219. It was assigned on July 2, 2008, and it is active in the NPI Registry.

What does Chad Landon Garmany specialize in?

Chad Landon Garmany is an internist in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Chad Landon Garmany practice?

Chad Garmany practices at 4300 West Memorial Road, Oklahoma City, OK 73120. Chad Garmany's primary practice is Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma, part of Mercy. Dmand AI also links Chad Garmany to 3 hospitals and 1 medical group.

What is Chad Landon Garmany's office phone number?

The practice phone on file for Chad Garmany is (405) 755-1515.

What is Chad Landon Garmany's medical license number?

Chad Garmany holds Oklahoma license 26511.

Which hospitals is Chad Landon Garmany affiliated with?

Chad Garmany practices at Mercy Hospital Oklahoma City in Oklahoma City, Oklahoma. Chad Garmany is also affiliated with Oklahoma Heart Hospital North. Dmand AI links Chad Garmany to 3 more hospitals.

What medical group is Chad Landon Garmany part of?

Chad Garmany is linked to Mercy Clinic Oklahoma Communities. Dmand AI links Chad Garmany to 1 more medical group.

Does Chad Landon Garmany accept Medicare?

Yes. CMS data shows Chad Garmany billed Medicare for 288 services in 2024, and Chad Garmany accepts Medicare assignment.

How many Medicare patients does Chad Landon Garmany see?

CMS counts 290 Medicare patients who saw Chad Garmany in 2024, with an average age of 77.

What services does Chad Landon Garmany bill to Medicare?

In 2024, Chad Garmany's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).

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Has Chad Landon Garmany received payments from drug or device companies?

CMS Open Payments shows $146 in general payments to Chad Garmany from 6 companies from 2016 to 2019. The largest total came from Merck Sharp & Dohme Corporation.

How long has Chad Landon Garmany been practicing?

Chad Garmany graduated from medical school in 2007, 19 years ago.

Does Chad Landon Garmany do research?

Dmand AI links 1 publication to Chad Garmany.

Who does Chad Landon Garmany publish with?

Chad Garmany's most frequent co-authors are Sarah Elizabeth Andrews, MD (1 shared paper), Sarah Andrews, DO (1 shared paper) and Martina Jan Jelley, MD (1 shared paper).

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