Dr. Samuel Patrick Walker Jr., DO
- Medicare services, 2024
- 284
- Medicare patients, 2024
- 184
- Part D claims, 2024
- 227
- Hospital affiliations
- 2
- Industry payments
- $114
- Practice address
- 425 West 5th Street, East Liverpool, OH 43920
- Practice phone
- Call (330) 385-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Walker's professional email, personal email and mobile number
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Dr. Samuel Patrick Walker Jr. is an internist in East Liverpool, Ohio
Dr. Walker practices at East Liverpool City Hospital in East Liverpool, Ohio, part of Prime Healthcare Services.
Dr. Walker's NPI, 1255685152, was assigned on October 31, 2012. Dr. Walker holds Alabama license DO.1545.
- NPI
- 1255685152NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183915358
- NPI enumeration date
- October 31, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (330) 385-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Samuel Patrick Walker Jr. practices at East Liverpool City Hospital in East Liverpool, Ohio
Dr. Walker's primary practice is East Liverpool City Hospital, at 425 West 5th Street, East Liverpool, OH 43920 in Columbiana County. The practice phone is (330) 385-7200.
- East Liverpool City Hospital425 West 5th Street, East Liverpool, OH 43920 · Columbiana CountyPhone(330) 385-7200
Source: Dmand AI Affiliation Data
Dr. Samuel Patrick Walker Jr. is affiliated with 3 sites of care and 5 medical groups
Dr. Walker's primary practice is East Liverpool City Hospital in East Liverpool, Ohio, part of Prime Healthcare Services. Dr. Walker is also affiliated with Crenshaw Community Hospital. The medical group on file is River Valley Physicians. Dmand AI also links Dr. Walker to 4 more medical groups and 1 group practice or clinic, 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. Samuel Patrick Walker Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| East Liverpool City Hospital | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Samuel Patrick Walker Jr. is one of 4,708 internists in Ohio
Internal medicine is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Walker is licensed in Alabama.
Specialties and state licenses
- Internal medicine, AlabamaPrimary
Internists near Dr. Walker
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. Samuel Patrick Walker Jr. billed Medicare for 284 services in 2024
CMS data shows 284 Medicare services from Dr. Walker across 4 procedure codes in 2024, for 184 Medicare patients. Medicare paid $22,676 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Walker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2082024: 2174%
- Tests and treatments
- 2023: 532024: 6726%
Dr. Walker compared with the Ohio median for internists, 2024
- Dr. Walker
- Ohio median
- Medicare services
- 284vs 48742% below
- Medicare patients
- 184vs 192Close to median
- Part D claims
- 124vs 29458% below
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Walker'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samuel Patrick Walker Jr. treated 184 Medicare patients in 2024, average age 75
CMS counts 184 Medicare patients who saw Dr. Walker in 2024. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.73, 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. Walker's median patient age at 52, with 54% women.
Dr. Walker's Medicare patients by age, 2024
Dr. Walker's Medicare patients by sex, 2024
- Women10054%
- Men8446%
Chronic conditions among Dr. Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis53%
- Anxiety51%
- Mood disorders43%
- Chronic kidney disease41%
- Depression41%
- Ischemic heart disease40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Samuel Patrick Walker Jr. wrote 227 Medicare Part D claims in 2024
In 2024, Dr. Walker wrote 227 Medicare Part D claims for 133 patients. 98% of them were for generic drugs. CMS names the drug for 124 of them, across 6 drugs with 11 or more claims each, at $417 in total drug cost. In 2023, CMS named 211 claims across 10 drugs.
Dr. Walker's Part D claims by kind of drug, 2024
- Generic222 claims98%
- Brand-name and other5 claims2%
Dr. Walker's 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. Walker's Part D claims, 2024
- Antibiotics26%58 of 227 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: 2112024: 12441%
Drugs named by CMS: 6 in 2024, 10 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. Samuel Patrick Walker Jr. takes part in Medicare
Dr. Walker 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. Samuel Patrick Walker Jr. received $114 in industry payments from 2016 to 2023
CMS Open Payments shows 8 general payments to Dr. Walker from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $48.
General payments to Dr. Walker by program year, 2016 to 2023
Companies that paid Dr. Walker the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Samuel Patrick Walker Jr.'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) |
| 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. Samuel Patrick Walker Jr.
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. Samuel Patrick Walker Jr.'s NPI number?
Dr. Samuel Patrick Walker Jr.'s NPI number is 1255685152. It was assigned on October 31, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Samuel Patrick Walker Jr.?
Dr. Samuel Patrick Walker Jr. is an internist in East Liverpool, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Samuel Patrick Walker Jr. practice?
Dr. Walker practices at 425 West 5th Street, East Liverpool, OH 43920. Dr. Walker's primary practice is East Liverpool City Hospital in East Liverpool, Ohio, part of Prime Healthcare Services. Dmand AI also links Dr. Walker to 4 medical groups and 1 group practice or clinic.
What is Dr. Samuel Patrick Walker Jr.'s office phone number?
The practice phone on file for Dr. Walker is (330) 385-7200.
What is Dr. Samuel Patrick Walker Jr.'s medical license number?
Dr. Walker holds Alabama license DO.1545.
Which hospitals is Dr. Samuel Patrick Walker Jr. affiliated with?
Dr. Walker practices at East Liverpool City Hospital in East Liverpool, Ohio. Dr. Walker is also affiliated with Crenshaw Community Hospital.
What medical group is Dr. Samuel Patrick Walker Jr. part of?
Dr. Walker is linked to River Valley Physicians. Dmand AI links Dr. Walker to 4 more medical groups.
Does Dr. Samuel Patrick Walker Jr. accept Medicare?
Yes. CMS data shows Dr. Walker billed Medicare for 284 services in 2024, and Dr. Walker accepts Medicare assignment.
How many Medicare patients does Dr. Samuel Patrick Walker Jr. see?
CMS counts 184 Medicare patients who saw Dr. Walker in 2024, with an average age of 75.
What services does Dr. Samuel Patrick Walker Jr. bill to Medicare?
In 2024, Dr. Walker's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and heart test or procedure (93010).
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What drugs does Dr. Samuel Patrick Walker Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Prednisone, Naproxen and Methocarbamol.
Has Dr. Samuel Patrick Walker Jr. received payments from drug or device companies?
CMS Open Payments shows $114 in general payments to Dr. Walker from 5 companies from 2016 to 2023. The largest total came from Pfizer Inc.
How long has Dr. Samuel Patrick Walker Jr. been practicing?
Dr. Walker graduated from medical school in 2012, 14 years ago.
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