Dr. Arianne Theodorous Train, DO

  • Lancaster, PA
  • General surgeon
NPI1972731180PAC ID8325343148
Medicare services, 2024
214
Medicare patients, 2024
189
Part D claims, 2024
56
Publications
8
Hospital affiliations
1
Practice address
2104 Harrisburg Pike, Lancaster, PA 17601
Practice phone
Call (717) 869-4600
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mid-Atlantic Endoscopy, LLC

Lancaster, Pennsylvania

See all 6 affiliations

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Dr. Arianne Theodorous Train is a general surgeon in Lancaster, Pennsylvania

Dr. Train practices at Mid-Atlantic Endoscopy, LLC in Lancaster, Pennsylvania.

Dr. Train's NPI, 1972731180, was assigned on June 25, 2009. Dr. Train graduated from Philadelphia College of Osteopathic Medicine in 2009. Dr. Train holds Pennsylvania license OS021285.

NPI and contact details
Medicare PAC ID
8325343148
NPI enumeration date
June 25, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(717) 869-4600
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Arianne Theodorous Train practices at Mid-Atlantic Endoscopy, LLC in Lancaster, Pennsylvania

Dr. Train's primary practice is Mid-Atlantic Endoscopy, LLC, at 2104 Harrisburg Pike, Lancaster, PA 17601 in Lancaster County. The practice phone is (717) 869-4600.

  • Mid-Atlantic Endoscopy, LLC
    2104 Harrisburg Pike, Lancaster, PA 17601 · Lancaster CountyPhone(717) 869-4600

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Arianne Theodorous Train is affiliated with 4 sites of care and 2 medical groups

Dr. Train's primary practice is Mid-Atlantic Endoscopy, LLC in Lancaster, Pennsylvania. Dr. Train is also affiliated with Lancaster General Hospital. The medical group on file is Penn Medicine Lancaster General Health Physicians, Behavioral Health. Dmand AI also links Dr. Train to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Train

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Arianne Theodorous Train's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Train practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mid-Atlantic Endoscopy, LLCAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Arianne Theodorous Train is one of 1,398 general surgeons in Pennsylvania

Surgery is Dr. Train's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Train is licensed in Pennsylvania.

Specialties and state licenses

  • Surgery, PennsylvaniaPrimaryLicense OS021285 · taxonomy 208600000X

General surgeons near Dr. Train

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. Arianne Theodorous Train billed Medicare for 214 services in 2024

CMS data shows 214 Medicare services from Dr. Train across 7 procedure codes in 2024, for 189 Medicare patients. Medicare paid $25,903 for them.

Medicare services, 2024214
Medicare patients189
Paid by Medicare$25,903
Procedure codes7

Dr. Train's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2002024: 1991%
Surgery
2023: 262024: 1542%

Where Dr. Train's Medicare services took place, 2024

  • In an office13563%
  • In a facility7937%

Dr. Train compared with the Pennsylvania median for general surgeons, 2024

  • Dr. Train
  • Pennsylvania median
Medicare services
214vs 15835% above
Medicare patients
189vs 12749% above
Part D claims
40vs 2938% above

Medians across 1,213 general surgeons in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Train'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. Train

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Train and other general surgeons in Pennsylvania.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Arianne Theodorous Train treated 189 Medicare patients in 2024, average age 73

CMS counts 189 Medicare patients who saw Dr. Train in 2024. The largest group is 65 to 74, with 95 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.40, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Train's median patient age at 61, with 48% women.

Medicare patients, 2024189
Average age73
Average risk score1.40
Also on Medicaid10%

Dr. Train's Medicare patients by age, 2024

Dr. Train's Medicare patients by sex, 2024

  • Women10254%
  • Men8746%

Chronic conditions among Dr. Train's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis46%
  4. Anxiety38%
  5. Chronic kidney disease31%
  6. Diabetes31%
  7. Mood disorders30%
  8. Depression27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Train's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women48%
  • Men51%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Arianne Theodorous Train wrote 56 Medicare Part D claims in 2024

In 2024, Dr. Train wrote 56 Medicare Part D claims for 41 patients. 96% of them were for generic drugs. CMS names the drug for 40 of them, across 2 drugs with 11 or more claims each, at $104 in total drug cost. In 2023, CMS named 47 claims across 2 drugs.

Part D claims, 202456
Drugs named by CMS2
Total drug cost$104
Part D patients41

Dr. Train's Part D claims by kind of drug, 2024

  • Generic54 claims96%
  • Brand-name and other2 claims4%

Dr. Train'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. Train's Part D claims, 2024

  • Opioids27%15 of 56 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: 472024: 4015%

Drugs named by CMS: 2 in 2024, 2 in 2023.

See all prescribing by Dr. Train

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

Dr. Arianne Theodorous Train ranks in the 83rd percentile for hernia repair (minimally invasive) in Medicare

Dr. Train accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 16 procedures of hernia repair (minimally invasive) by Dr. Train, more than 83% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Train ranks in Medicare procedure volume

Hernia repair (minimally invasive)
83rd percentile16 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Arianne Theodorous Train has 8 publications on record

Dmand AI links 8 papers to Dr. Train, published from 2017 to 2024. 2017 was the busiest year, with 2. The most frequent topics are Anti-Bacterial Agents, Appendectomy and Appendicitis. Dr. Train has published most often in Surg Endosc. Dr. Train's most frequent co-authors are Ivy Nicole Haskins, MD, Aaron B. Hoffman, MD and Pramod Nepal, MD.

Papers8
Years published2017 to 2024

Dr. Train's papers by year, 2017 to 2024

Topics Dr. Train writes about most

  • Anti-Bacterial Agents
  • Appendectomy
  • Appendicitis
  • Postoperative Complications

Dr. Train's most frequent co-authors

Recent publications by Dr. Train

See all 8 publications and co-authors

See who Dr. Train researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Train works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Arianne Theodorous Train received $75 in industry payments in 2025

CMS Open Payments shows 2 general payments to Dr. Train from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $54.

Companies that paid Dr. Train the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Train

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

Dr. Arianne Theodorous Train graduated from Philadelphia College of Osteopathic Medicine

Dr. Train graduated from Philadelphia College of Osteopathic Medicine in 2009.

  1. Medical schoolPhiladelphia College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Arianne Theodorous Train'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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. Arianne Theodorous Train

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. Arianne Theodorous Train's NPI number?

Dr. Arianne Theodorous Train's NPI number is 1972731180. It was assigned on June 25, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Arianne Theodorous Train?

Dr. Arianne Theodorous Train is a general surgeon in Lancaster, Pennsylvania. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Arianne Theodorous Train practice?

Dr. Train practices at 2104 Harrisburg Pike, Lancaster, PA 17601. Dr. Train's primary practice is Mid-Atlantic Endoscopy, LLC in Lancaster, Pennsylvania. Dmand AI also links Dr. Train to 2 group practices and clinics and 1 medical group.

What is Dr. Arianne Theodorous Train's office phone number?

The practice phone on file for Dr. Train is (717) 869-4600.

What is Dr. Arianne Theodorous Train's medical license number?

Dr. Train holds Pennsylvania license OS021285.

Which hospitals is Dr. Arianne Theodorous Train affiliated with?

Dr. Train is affiliated with Lancaster General Hospital.

What medical group is Dr. Arianne Theodorous Train part of?

Dr. Train is linked to Penn Medicine Lancaster General Health Physicians, Behavioral Health. Dmand AI links Dr. Train to 1 more medical group.

Does Dr. Arianne Theodorous Train accept Medicare?

Yes. CMS data shows Dr. Train billed Medicare for 214 services in 2024, and Dr. Train accepts Medicare assignment.

How many Medicare patients does Dr. Arianne Theodorous Train see?

CMS counts 189 Medicare patients who saw Dr. Train in 2024, with an average age of 73.

What services does Dr. Arianne Theodorous Train bill to Medicare?

In 2024, Dr. Train's most billed Medicare services were office visit, new patient (99204), hospital inpatient care (99232) and office visit, new patient (99205).

Show 6 more questionsShow fewer questions

Where did Dr. Arianne Theodorous Train go to medical school?

Dr. Train graduated from Philadelphia College of Osteopathic Medicine in 2009.

What drugs does Dr. Arianne Theodorous Train prescribe most?

In 2024 Medicare Part D data, Dr. Train's most prescribed drugs by claims were Ibuprofen and Oxycodone HCl.

Has Dr. Arianne Theodorous Train received payments from drug or device companies?

CMS Open Payments shows $75 in general payments to Dr. Train from 2 companies from 2025 to 2025. The largest total came from Medtronic, Inc.

How long has Dr. Arianne Theodorous Train been practicing?

Dr. Train graduated from medical school in 2009, 17 years ago.

Does Dr. Arianne Theodorous Train do research?

Dmand AI links 8 publications to Dr. Train, published from 2017 to 2024.

Who does Dr. Arianne Theodorous Train publish with?

Dr. Train's most frequent co-authors are Ivy Nicole Haskins, MD (2 shared papers), Aaron B. Hoffman, MD (2 shared papers) and Pramod Nepal, MD (2 shared papers).

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