Dr. Gary D. Riggs, MD
- Medicare services, 2024
- 420
- Medicare patients, 2024
- 151
- Part D claims, 2024
- 216
- Hospital affiliations
- 2
- Industry payments
- $410
- Practice address
- 1111 N Lee Ave, Oklahoma City, OK 73103
- Practice phone
- Call (405) 272-4978
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Metro Physicians
Oklahoma City, Oklahoma
Find Dr. Riggs' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gary D. Riggs is an internist in Oklahoma City, Oklahoma
Dr. Riggs practices at Metro Physicians in Oklahoma City, Oklahoma.
Dr. Riggs' NPI, 1902821085, was assigned on July 12, 2006. Dr. Riggs graduated from University of Oklahoma College of Medicine in 1997. Dr. Riggs holds Oklahoma license 20825.
- NPI
- 1902821085NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961491865
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (405) 272-4978
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary D. Riggs practices at Metro Physicians in Oklahoma City, Oklahoma
Dr. Riggs' primary practice is Metro Physicians, at 1111 N Lee Ave, Oklahoma City, OK 73103 in Oklahoma County. The practice phone is (405) 272-4978.
- Metro Physicians1111 N Lee Ave, Oklahoma City, OK 73103 · Oklahoma CountyPhone(405) 272-4978
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gary D. Riggs is affiliated with 3 sites of care and 3 medical groups
Dr. Riggs' primary practice is Metro Physicians in Oklahoma City, Oklahoma. Dr. Riggs is also affiliated with INTEGRIS Health Baptist Medical Center. The medical group on file is Metro Physicians. Dmand AI also links Dr. Riggs to 1 more hospital and 2 medical groups, each named with a free account.
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. Gary D. Riggs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Riggs practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Metro Physicians | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary D. Riggs is one of 1,018 internists in Oklahoma
Internal medicine is Dr. Riggs' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Riggs is licensed in Oklahoma.
Specialties and state licenses
- Internal medicine, OklahomaPrimary
Internists near Dr. Riggs
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. Gary D. Riggs billed Medicare for 420 services in 2024
CMS data shows 420 Medicare services from Dr. Riggs across 3 procedure codes in 2024, for 151 Medicare patients. Medicare paid $33,203 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Riggs' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7362024: 42043%
Dr. Riggs compared with the Oklahoma median for internists, 2024
- Dr. Riggs
- Oklahoma median
- Medicare services
- 420vs 63634% below
- Medicare patients
- 151vs 24338% below
- Part D claims
- 24vs 28291% below
Medians across 969 internists in Oklahoma with Dmand AI profiles that report each measure.
Dr. Riggs' 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.
Need commercial claims for Dr. Riggs?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Riggs and other internists in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary D. Riggs treated 151 Medicare patients in 2024, average age 71
CMS counts 151 Medicare patients who saw Dr. Riggs in 2024. The largest group is 75 to 84, with 48 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.77, 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. Riggs' median patient age at 66, with 53% women.
Dr. Riggs' Medicare patients by age, 2024
Dr. Riggs' Medicare patients by sex, 2024
- Women8254%
- Men6946%
Chronic conditions among Dr. Riggs' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease60%
- Arthritis58%
- Diabetes56%
- Anxiety52%
- Mood disorders52%
- Chronic kidney disease50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Riggs' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary D. Riggs wrote 216 Medicare Part D claims in 2024
In 2024, Dr. Riggs wrote 216 Medicare Part D claims for 95 patients. 82% of them were for generic drugs. CMS names the drug for 24 of them, across 2 drugs with 11 or more claims each, at $9,091 in total drug cost. In 2023, CMS named 37 claims across 3 drugs.
Dr. Riggs' Part D claims by kind of drug, 2024
- Generic178 claims82%
- Brand-name38 claims18%
Dr. Riggs' 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. Riggs' Part D claims, 2024
- Opioids8%18 of 216 claims
- Antibiotics14%30 of 216 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: 372024: 2435%
Drugs named by CMS: 2 in 2024, 3 in 2023.
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. Gary D. Riggs takes part in Medicare
Dr. Riggs 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. Gary D. Riggs received $410 in industry payments from 2017 to 2025
CMS Open Payments shows 17 general payments to Dr. Riggs from 9 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $145.
General payments to Dr. Riggs by program year, 2017 to 2025
Companies that paid Dr. Riggs the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gary D. Riggs graduated from University of Oklahoma College of Medicine
Dr. Riggs graduated from University of Oklahoma College of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gary D. Riggs'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Gary D. Riggs
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. Gary D. Riggs' NPI number?
Dr. Gary D. Riggs' NPI number is 1902821085. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary D. Riggs?
Dr. Gary D. Riggs is an internist in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Gary D. Riggs practice?
Dr. Riggs practices at 1111 N Lee Ave, Oklahoma City, OK 73103. Dr. Riggs' primary practice is Metro Physicians in Oklahoma City, Oklahoma. Dmand AI also links Dr. Riggs to 1 hospital and 2 medical groups.
What is Dr. Gary D. Riggs' office phone number?
The practice phone on file for Dr. Riggs is (405) 272-4978.
What is Dr. Gary D. Riggs' medical license number?
Dr. Riggs holds Oklahoma license 20825.
Which hospitals is Dr. Gary D. Riggs affiliated with?
Dr. Riggs is affiliated with INTEGRIS Health Baptist Medical Center. Dmand AI links Dr. Riggs to 1 more hospital.
What medical group is Dr. Gary D. Riggs part of?
Dr. Riggs is linked to Metro Physicians. Dmand AI links Dr. Riggs to 2 more medical groups.
Does Dr. Gary D. Riggs accept Medicare?
Yes. CMS data shows Dr. Riggs billed Medicare for 420 services in 2024, and Dr. Riggs accepts Medicare assignment.
How many Medicare patients does Dr. Gary D. Riggs see?
CMS counts 151 Medicare patients who saw Dr. Riggs in 2024, with an average age of 71.
What services does Dr. Gary D. Riggs bill to Medicare?
In 2024, Dr. Riggs' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
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Where did Dr. Gary D. Riggs go to medical school?
Dr. Riggs graduated from University of Oklahoma College of Medicine in 1997.
What drugs does Dr. Gary D. Riggs prescribe most?
In 2024 Medicare Part D data, Dr. Riggs' most prescribed drugs by claims were Atorvastatin Calcium and Eliquis.
Has Dr. Gary D. Riggs received payments from drug or device companies?
CMS Open Payments shows $410 in general payments to Dr. Riggs from 9 companies from 2017 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gary D. Riggs been practicing?
Dr. Riggs graduated from medical school in 1997, 29 years ago.
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