Dr. Aaron Paul Llewelyn, MD
- Medicare services, 2023
- 11
- Medicare patients, 2024
- 46
- Hospital affiliations
- 1
- Industry payments
- $725
- Medical groups
- 3
- Practice address
- 3300 Northwest Expressway, Oklahoma City, OK 73112
- Practice phone
- Call (405) 949-3011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Llewelyn's professional email, personal email and mobile number
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Dr. Aaron Paul Llewelyn is an anesthesiologist in Oklahoma City, Oklahoma
Dr. Llewelyn practices at INTEGRIS Health Baptist Medical Center in Oklahoma City, Oklahoma, part of INTEGRIS Health.
Dr. Llewelyn's NPI, 1912311242, was assigned on June 14, 2014. Dr. Llewelyn graduated from University of Oklahoma College of Medicine in 2014. Dr. Llewelyn holds Oklahoma license 30711.
- NPI
- 1912311242NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365790995
- NPI enumeration date
- June 14, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (405) 949-3011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron Paul Llewelyn practices at INTEGRIS Health Baptist Medical Center in Oklahoma City, Oklahoma
Dr. Llewelyn's primary practice is INTEGRIS Health Baptist Medical Center, at 3300 Northwest Expressway, Oklahoma City, OK 73112 in Oklahoma County. The practice phone is (405) 949-3011.
- INTEGRIS Health Baptist Medical Center3300 Northwest Expressway, Oklahoma City, OK 73112 · Oklahoma CountyPhone(405) 949-3011
Source: Dmand AI Affiliation Data
Dr. Aaron Paul Llewelyn is affiliated with 4 sites of care and 3 medical groups
Dr. Llewelyn's primary practice is INTEGRIS Health Baptist Medical Center in Oklahoma City, Oklahoma, part of INTEGRIS Health. The medical group on file is OU Health. Dmand AI also links Dr. Llewelyn to 3 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron Paul Llewelyn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Llewelyn practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| INTEGRIS Health Baptist Medical Center | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron Paul Llewelyn is one of 524 anesthesiologists in Oklahoma
Anesthesiology is Dr. Llewelyn's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Llewelyn is licensed in Oklahoma.
Specialties and state licenses
- Anesthesiology, OklahomaPrimary
Anesthesiologists near Dr. Llewelyn
Counts of anesthesiologists 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. Aaron Paul Llewelyn billed Medicare for 11 services in 2023
CMS data shows 11 Medicare services from Dr. Llewelyn across 1 procedure code in 2023, for 46 Medicare patients. Medicare paid $523 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Llewelyn's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Surgery
- 2022: 152023: 1127%
- Imaging
- 2022: 162023: 0100%
Dr. Llewelyn compared with the Oklahoma median for anesthesiologists, 2023
- Dr. Llewelyn
- Oklahoma median
- Medicare services
- 11vs 8787% below
- Medicare patients
- 46vs 15470% below
Medians across 506 anesthesiologists in Oklahoma with Dmand AI profiles that report each measure.
Dr. Llewelyn's most billed Medicare procedure codes, 2023
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. Llewelyn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Llewelyn and other anesthesiologists in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron Paul Llewelyn treated 46 Medicare patients in 2024, average age 72
CMS counts 46 Medicare patients who saw Dr. Llewelyn in 2024. The largest group is 65 to 74, with 21 patients. 75% of them have high blood pressure, and 72% have high cholesterol. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Llewelyn's median patient age at 67, with 44% women.
Dr. Llewelyn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Llewelyn's Medicare patients by sex, 2024
- Women1839%
- Men2861%
Chronic conditions among Dr. Llewelyn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis54%
- Ischemic heart disease41%
- Diabetes35%
- Cancer33%
- Anxiety30%
- Atrial fibrillation30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Llewelyn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Aaron Paul Llewelyn takes part in Medicare
Dr. Llewelyn 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. Aaron Paul Llewelyn received $725 in industry payments from 2016 to 2023
CMS Open Payments shows 32 general payments to Dr. Llewelyn from 6 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $586.
General payments to Dr. Llewelyn by program year, 2016 to 2023
Companies that paid Dr. Llewelyn the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron Paul Llewelyn graduated from University of Oklahoma College of Medicine
Dr. Llewelyn graduated from University of Oklahoma College of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron Paul Llewelyn'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) |
| 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. Aaron Paul Llewelyn
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. Aaron Paul Llewelyn's NPI number?
Dr. Aaron Paul Llewelyn's NPI number is 1912311242. It was assigned on June 14, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Paul Llewelyn?
Dr. Aaron Paul Llewelyn is an anesthesiologist in Oklahoma City, Oklahoma. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Aaron Paul Llewelyn practice?
Dr. Llewelyn practices at 3300 Northwest Expressway, Oklahoma City, OK 73112. Dr. Llewelyn's primary practice is INTEGRIS Health Baptist Medical Center in Oklahoma City, Oklahoma, part of INTEGRIS Health. Dmand AI also links Dr. Llewelyn to 3 group practices and clinics and 2 medical groups.
What is Dr. Aaron Paul Llewelyn's office phone number?
The practice phone on file for Dr. Llewelyn is (405) 949-3011.
What is Dr. Aaron Paul Llewelyn's medical license number?
Dr. Llewelyn holds Oklahoma license 30711.
Which hospitals is Dr. Aaron Paul Llewelyn affiliated with?
Dr. Llewelyn practices at INTEGRIS Health Baptist Medical Center in Oklahoma City, Oklahoma.
What medical group is Dr. Aaron Paul Llewelyn part of?
Dr. Llewelyn is linked to OU Health. Dmand AI links Dr. Llewelyn to 2 more medical groups.
Does Dr. Aaron Paul Llewelyn accept Medicare?
Yes. CMS data shows Dr. Llewelyn billed Medicare for 11 services in 2023, and Dr. Llewelyn accepts Medicare assignment.
How many Medicare patients does Dr. Aaron Paul Llewelyn see?
CMS counts 46 Medicare patients who saw Dr. Llewelyn in 2024, with an average age of 72.
What services does Dr. Aaron Paul Llewelyn bill to Medicare?
In 2023, Dr. Llewelyn's most billed Medicare services were surgery: brain, spine and nerves (64447).
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Where did Dr. Aaron Paul Llewelyn go to medical school?
Dr. Llewelyn graduated from University of Oklahoma College of Medicine in 2014.
Has Dr. Aaron Paul Llewelyn received payments from drug or device companies?
CMS Open Payments shows $725 in general payments to Dr. Llewelyn from 6 companies from 2016 to 2023. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Aaron Paul Llewelyn been practicing?
Dr. Llewelyn graduated from medical school in 2014, 12 years ago.
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