Dr. Samuel Patrick Walker Jr., DO

  • East Liverpool, OH
  • Internist
NPI1255685152PAC ID4183915358
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
Social profiles

Primary practice

East Liverpool City Hospital

Hospital · East Liverpool, Ohio

See all 8 affiliations

Find Dr. Walker's 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.

View contacts for free

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 and contact details
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.

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.

See all 8 affiliations for Dr. Walker

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.

EHR by site
SiteEHR vendor and product
East Liverpool City HospitalAvailable with a free account
+2 more sites and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Walker practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Prime Healthcare Services and 6.2K+ hospitals, with verified contacts in the same login.

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, AlabamaPrimaryLicense DO.1545 · taxonomy 207R00000X

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.

Medicare services, 2024284
Medicare patients184
Paid by Medicare$22,676
Procedure codes4

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.

See all procedures by Dr. Walker

Need commercial claims for Dr. Walker?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other internists in Ohio.

Book a meeting

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.

Medicare patients, 2024184
Average age75
Average risk score1.73
Also on Medicaid26%

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

  1. High blood pressure75%
  2. High cholesterol73%
  3. Arthritis53%
  4. Anxiety51%
  5. Mood disorders43%
  6. Chronic kidney disease41%
  7. Depression41%
  8. 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.

Part D claims, 2024227
Drugs named by CMS6
Total drug cost$417
Part D patients133

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.

See all prescribing by Dr. Walker

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)

For MedTech and pharma teams

Find internists like Dr. Walker by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

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.

See all payments to Dr. Walker

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

Sources for Dr. Samuel Patrick Walker Jr.'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)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
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 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).

Show 3 more questionsShow fewer questions

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.

Selling to internal medicine practices?

See internists in Ohio by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)