Dr. Lewis Alfred Wallace, DO
- Medicare services, 2024
- 32
- Medicare patients, 2024
- 41
- Part D claims, 2024
- 37
- Hospital affiliations
- 1
- Industry payments
- $23
- Practice address
- 1921 Stonecipher Blvd, Ada, OK 74820
- Practice phone
- Call (580) 436-3980
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Lewis Alfred Wallace is an internist in Ada, Oklahoma
Dr. Wallace practices at Chickasaw Nation Medical Center in Ada, Oklahoma, part of The Chickasaw Nation.
Dr. Wallace's NPI, 1942292271, was assigned on August 23, 2005. Dr. Wallace graduated from Oklahoma State University College of Osteopathic Medicine in 1991. Dr. Wallace holds Oklahoma license 3060.
- NPI
- 1942292271NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921100322
- NPI enumeration date
- August 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (580) 436-3980
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lewis Alfred Wallace practices at Chickasaw Nation Medical Center in Ada, Oklahoma
Dr. Wallace's primary practice is Chickasaw Nation Medical Center, at 1921 Stonecipher Blvd, Ada, OK 74820 in Pontotoc County. The practice phone is (580) 436-3980.
- Chickasaw Nation Medical Center1921 Stonecipher Blvd, Ada, OK 74820 · Pontotoc CountyPhone(580) 436-3980
Source: Dmand AI Affiliation Data
Dr. Lewis Alfred Wallace is affiliated with 1 site of care and 1 medical group
Dr. Wallace's primary practice is Chickasaw Nation Medical Center in Ada, Oklahoma, part of The Chickasaw Nation. The medical group on file is Chickasaw Nation Medical Center. Dr. Wallace's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lewis Alfred Wallace's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wallace practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chickasaw Nation Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The Chickasaw Nation and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lewis Alfred Wallace is one of 1,018 internists in Oklahoma
Internal medicine is Dr. Wallace's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wallace is licensed in Oklahoma.
Specialties and state licenses
- Internal medicine, OklahomaPrimary
Internists near Dr. Wallace
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. Lewis Alfred Wallace billed Medicare for 32 services in 2024
CMS data shows 32 Medicare services from Dr. Wallace across 2 procedure codes in 2024, for 41 Medicare patients. Medicare paid $1,480 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wallace's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 632024: 1871%
- Tests and treatments
- 2023: 192024: 1426%
Dr. Wallace compared with the Oklahoma median for internists, 2024
- Dr. Wallace
- Oklahoma median
- Medicare services
- 32vs 63695% below
- Medicare patients
- 41vs 24383% below
- Part D claims
- 72vs 28274% below
Medians across 969 internists in Oklahoma with Dmand AI profiles that report each measure.
Dr. Wallace'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.
Need commercial claims for Dr. Wallace?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wallace and other internists in Oklahoma.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lewis Alfred Wallace treated 41 Medicare patients in 2024, average age 68
CMS counts 41 Medicare patients who saw Dr. Wallace in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wallace's median patient age at 69, with 52% women.
Dr. Wallace's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wallace's Medicare patients by sex, 2024
- Women1844%
- Men2356%
Chronic conditions among Dr. Wallace's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Diabetes51%
- Chronic kidney disease34%
- Ischemic heart disease34%
- Mood disorders27%
- Tobacco use27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wallace's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lewis Alfred Wallace wrote 37 Medicare Part D claims in 2024
In 2024, Dr. Wallace wrote 37 Medicare Part D claims. 84% of them were for generic drugs. They cover 3 drugs, with $9,514 in total drug cost. In 2019, CMS named 260 claims across 15 drugs.
Dr. Wallace's Part D claims by kind of drug, 2024
- Generic31 claims84%
- Brand-name and other6 claims16%
Dr. Wallace's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2023
- 2019
- 2023
- Claims for drugs CMS names
- 2019: 2602023: 7272%
Drugs named by CMS: 3 in 2023, 15 in 2019.
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. Lewis Alfred Wallace takes part in Medicare
Dr. Wallace 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. Lewis Alfred Wallace received $23 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Wallace from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Lantheus Medical Imaging, Inc. paid the most, $23.
Companies that paid Dr. Wallace the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lewis Alfred Wallace graduated from Oklahoma State University College of Osteopathic Medicine
Dr. Wallace graduated from Oklahoma State University College of Osteopathic Medicine in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lewis Alfred Wallace'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) |
| 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. Lewis Alfred Wallace
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. Lewis Alfred Wallace's NPI number?
Dr. Lewis Alfred Wallace's NPI number is 1942292271. It was assigned on August 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lewis Alfred Wallace?
Dr. Lewis Alfred Wallace is an internist in Ada, Oklahoma. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lewis Alfred Wallace practice?
Dr. Wallace practices at 1921 Stonecipher Blvd, Ada, OK 74820. Dr. Wallace's primary practice is Chickasaw Nation Medical Center in Ada, Oklahoma, part of The Chickasaw Nation.
What is Dr. Lewis Alfred Wallace's office phone number?
The practice phone on file for Dr. Wallace is (580) 436-3980.
What is Dr. Lewis Alfred Wallace's medical license number?
Dr. Wallace holds Oklahoma license 3060.
Which hospitals is Dr. Lewis Alfred Wallace affiliated with?
Dr. Wallace practices at Chickasaw Nation Medical Center in Ada, Oklahoma.
What medical group is Dr. Lewis Alfred Wallace part of?
Dr. Wallace is linked to Chickasaw Nation Medical Center.
Does Dr. Lewis Alfred Wallace accept Medicare?
Yes. CMS data shows Dr. Wallace billed Medicare for 32 services in 2024, and Dr. Wallace accepts Medicare assignment.
How many Medicare patients does Dr. Lewis Alfred Wallace see?
CMS counts 41 Medicare patients who saw Dr. Wallace in 2024, with an average age of 68.
What services does Dr. Lewis Alfred Wallace bill to Medicare?
In 2024, Dr. Wallace's most billed Medicare services were office visit, established patient (99214) and heart test or procedure (93227).
Show 4 more questionsShow fewer questions
Where did Dr. Lewis Alfred Wallace go to medical school?
Dr. Wallace graduated from Oklahoma State University College of Osteopathic Medicine in 1991.
What drugs does Dr. Lewis Alfred Wallace prescribe most?
In 2023 Medicare Part D data, Dr. Wallace's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Carvedilol.
Has Dr. Lewis Alfred Wallace received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Wallace from 1 company from 2017 to 2017. The largest total came from Lantheus Medical Imaging, Inc.
How long has Dr. Lewis Alfred Wallace been practicing?
Dr. Wallace graduated from medical school in 1991, 35 years ago.
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