Clinical CompetenceGeneral SurgeryHernia, Inguinal
Dr. Jacob C. Lancaster, MD
NPI1295302198PAC ID5395149710
- Part D claims, 2024
- 50
- Publications
- 1
- Hospital affiliations
- 3
- Industry payments
- $232
- Medical groups
- 3
- Practice address
- 3251 N Rock Rd, Derby, KS 67037
- Practice phone
- Call (817) 612-0202
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rock Regional Hospital - Closed
Derby, Kansas
Find Dr. Lancaster's professional email, personal email and mobile number
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Dr. Jacob C. Lancaster is a general surgeon in Derby, Kansas
Dr. Lancaster practices at Rock Regional Hospital - Closed in Derby, Kansas.
Dr. Lancaster's NPI, 1295302198, was assigned on June 8, 2021. Dr. Lancaster holds Kansas license 94-10527.
NPI and contact details
- NPI
- 1295302198NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395149710
- NPI enumeration date
- June 8, 2021
- NPI status
- Active
- Practice phone
- (817) 612-0202
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Jacob C. Lancaster practices at Rock Regional Hospital - Closed in Derby, Kansas
Dr. Lancaster's primary practice is Rock Regional Hospital - Closed, at 3251 N Rock Rd, Derby, KS 67037 in Sedgwick County. The practice phone is (817) 612-0202.
- Rock Regional Hospital - Closed3251 N Rock Rd, Derby, KS 67037 · Sedgwick CountyPhone(817) 612-0202
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jacob C. Lancaster is affiliated with 5 sites of care and 3 medical groups
Dr. Lancaster's primary practice is Rock Regional Hospital - Closed in Derby, Kansas. Dr. Lancaster is also affiliated with Ascension Via Christi St. Francis. The medical group on file is Rock Regional Hospital. Dmand AI also links Dr. Lancaster to 2 more hospitals, 2 medical groups and 1 group practice or clinic, each named with a free account.
Rock Regional Hospital - ClosedPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jacob C. Lancaster's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lancaster practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rock Regional Hospital - Closed | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jacob C. Lancaster is one of 254 general surgeons in Kansas
Surgery is Dr. Lancaster's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Lancaster is licensed in Kansas.
Specialties and state licenses
- Surgery, KansasPrimary
General surgeons near Dr. Lancaster
Counts of general surgeons 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. Jacob C. Lancaster's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Lancaster's median patient age at 69, with 50% women.
Dr. Lancaster'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
- Women50%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Jacob C. Lancaster wrote 50 Medicare Part D claims in 2024
In 2024, Dr. Lancaster wrote 50 Medicare Part D claims for 34 patients. 100% of them were for generic drugs. CMS names the drug for 26 of them, across 1 drug with 11 or more claims each, at $86 in total drug cost. In 2023, CMS named 26 claims across 1 drug.
Part D claims, 202450
Drugs named by CMS1
Total drug cost$86
Part D patients34
Dr. Lancaster'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. Lancaster's Part D claims, 2024
- Opioids54%27 of 50 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: 262024: 26No change
Drugs named by CMS: 1 in 2024, 1 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
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Dr. Jacob C. Lancaster has 1 publication on record
Dmand AI links 1 paper to Dr. Lancaster in 2021. Dr. Lancaster's most frequent co-authors are Leah A. Speaks, MD and Kyle Barron Vincent, MD.
Papers1
Dr. Lancaster's most frequent co-authors
Recent publications by Dr. Lancaster
See who Dr. Lancaster researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lancaster works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jacob C. Lancaster received $232 in industry payments from 2021 to 2025
CMS Open Payments shows 6 general payments to Dr. Lancaster from 6 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $118.
General payments to Dr. Lancaster by program year, 2021 to 2025
Companies that paid Dr. Lancaster the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jacob C. Lancaster'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Jacob C. Lancaster
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. Jacob C. Lancaster's NPI number?
Dr. Jacob C. Lancaster's NPI number is 1295302198. It was assigned on June 8, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Jacob C. Lancaster?
Dr. Jacob C. Lancaster is a general surgeon in Derby, Kansas. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Jacob C. Lancaster practice?
Dr. Lancaster practices at 3251 N Rock Rd, Derby, KS 67037. Dr. Lancaster's primary practice is Rock Regional Hospital - Closed in Derby, Kansas. Dmand AI also links Dr. Lancaster to 2 hospitals, 2 medical groups and 1 group practice or clinic.
What is Dr. Jacob C. Lancaster's office phone number?
The practice phone on file for Dr. Lancaster is (817) 612-0202.
What is Dr. Jacob C. Lancaster's medical license number?
Dr. Lancaster holds Kansas license 94-10527.
Which hospitals is Dr. Jacob C. Lancaster affiliated with?
Dr. Lancaster is affiliated with Ascension Via Christi St. Francis. Dmand AI links Dr. Lancaster to 2 more hospitals.
What medical group is Dr. Jacob C. Lancaster part of?
Dr. Lancaster is linked to Rock Regional Hospital. Dmand AI links Dr. Lancaster to 2 more medical groups.
What drugs does Dr. Jacob C. Lancaster prescribe most?
In 2024 Medicare Part D data, Dr. Lancaster's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Jacob C. Lancaster received payments from drug or device companies?
CMS Open Payments shows $232 in general payments to Dr. Lancaster from 6 companies from 2021 to 2025. The largest total came from Davol Inc.
How long has Dr. Jacob C. Lancaster been practicing?
Dr. Lancaster graduated from medical school in 2021, 5 years ago.
Does Dr. Jacob C. Lancaster do research?
Dmand AI links 1 publication to Dr. Lancaster.
Who does Dr. Jacob C. Lancaster publish with?
Dr. Lancaster's most frequent co-authors are Leah A. Speaks, MD (1 shared paper) and Kyle Barron Vincent, MD (1 shared paper).
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