Dr. Arian Teymoorian, MD

  • Murrieta, CA
  • Gastroenterologist
NPI1760822191PAC ID9436488566
Medicare services, 2024
518
Medicare patients, 2024
314
Part D claims, 2024
786
Publications
2
MIPS score, 2024
86
Practice address
40404 California Oaks Road, Murrieta, CA 92562
Practice phone
Call (951) 304-0200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Endoscopy Center of Inland Empire

Surgery Center - Medicare-Certified · Murrieta, California

See all 5 affiliations

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Dr. Arian Teymoorian is a gastroenterologist in Murrieta, California

Dr. Teymoorian practices at Endoscopy Center of Inland Empire in Murrieta, California.

Dr. Teymoorian's NPI, 1760822191, was assigned on June 29, 2013. Dr. Teymoorian graduated from St. George's University School of Medicine in 2013. Dr. Teymoorian holds California license A152257.

NPI and contact details
Medicare PAC ID
9436488566
NPI enumeration date
June 29, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(951) 304-0200
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Dr. Arian Teymoorian practices at Endoscopy Center of Inland Empire in Murrieta, California

Dr. Teymoorian's primary practice is Endoscopy Center of Inland Empire, at 40404 California Oaks Road, Murrieta, CA 92562. The practice phone is (951) 304-0200.

  • Endoscopy Center of Inland Empire
    40404 California Oaks Road, Murrieta, CA 92562Phone(951) 304-0200

Source: Dmand AI Affiliation Data

Dr. Arian Teymoorian is affiliated with 2 sites of care and 3 medical groups

Dr. Teymoorian's primary practice is Endoscopy Center of Inland Empire in Murrieta, California. Dr. Teymoorian is also affiliated with Loma Linda University Medical Center - Murrieta. The medical group on file is Inland Empire Gastroenterology (Inland Empire GI). Dmand AI also links Dr. Teymoorian to 2 more medical groups, each named with a free account.

See all 5 affiliations for Dr. Teymoorian

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Arian Teymoorian's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Teymoorian practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Endoscopy Center of Inland EmpireAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Arian Teymoorian is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Teymoorian's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Teymoorian is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Teymoorian's licenses on file in 6 states: California, New Mexico, Ohio, North Carolina, New York and Mississippi.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A152257 · 2017 to 2027 · taxonomy 207RG0100X
  • Internal medicine, New MexicoLicense MD2022-1351 · 2022 to 2026 · taxonomy 207R00000X
  • Ohio license2022 to 2026
  • North Carolina license2023 to 2025
  • New York license2022 to 2024
  • Mississippi licenseLicense 888-L · 2017 to 2020

Clinical focus

Dmand AI lists acid reflux, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, gastroenteritis, gastrointestinal bleeding, hemorrhoids and irritable bowel syndrome (IBS) among the conditions Dr. Teymoorian treats.

Gastroenterologists near Dr. Teymoorian

Counts of gastroenterologists 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. Arian Teymoorian billed Medicare for 518 services in 2024

CMS data shows 518 Medicare services from Dr. Teymoorian across 12 procedure codes in 2024, for 314 Medicare patients. Medicare paid $64,175 for them.

Medicare services, 2024518
Medicare patients314
Paid by Medicare$64,175
Procedure codes12

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

  • 2023
  • 2024
Office and hospital visits
2023: 3042024: 27011%
Surgery
2023: 1942024: 2108%
Other services
2023: 342024: 3812%

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

  • In an office16231%
  • In a facility35669%

Dr. Teymoorian compared with the California median for gastroenterologists, 2024

  • Dr. Teymoorian
  • California median
Medicare services
518vs 58612% below
Medicare patients
314vs 302Close to median
Part D claims
634vs 38067% above

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Teymoorian'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. Teymoorian

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Teymoorian and other gastroenterologists in California.

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

Dr. Arian Teymoorian treated 314 Medicare patients in 2024, average age 74

CMS counts 314 Medicare patients who saw Dr. Teymoorian in 2024. The largest group is 65 to 74, with 161 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.63, 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. Teymoorian's median patient age at 63, with 56% women.

Medicare patients, 2024314
Average age74
Average risk score1.63
Also on Medicaid15%

Dr. Teymoorian's Medicare patients by age, 2024

Dr. Teymoorian's Medicare patients by sex, 2024

  • Women17957%
  • Men13543%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis51%
  4. Diabetes40%
  5. Ischemic heart disease36%
  6. Chronic kidney disease27%
  7. Anxiety24%
  8. Atrial fibrillation23%

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

Dr. Teymoorian's patients across all payers

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

Patient panel by age, all payers

Median age 63

Patient panel by sex, all payers

  • Women56%
  • Men43%

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

Dr. Arian Teymoorian wrote 786 Medicare Part D claims in 2024

In 2024, Dr. Teymoorian wrote 786 Medicare Part D claims for 331 patients. 76% of them were for generic drugs. CMS names the drug for 634 of them, across 19 drugs with 11 or more claims each, at $155,351 in total drug cost. In 2023, CMS named 622 claims across 16 drugs.

Part D claims, 2024786
Drugs named by CMS19
Total drug cost$155,351
Part D patients331

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

  • Generic595 claims76%
  • Brand-name191 claims24%

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

  • Antibiotics6%44 of 786 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: 6222024: 6342%

Drugs named by CMS: 19 in 2024, 16 in 2023.

See all prescribing by Dr. Teymoorian

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. Arian Teymoorian scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Teymoorian for performance year 2024, reported as part of a group. Dr. Teymoorian accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 100 procedures of colonoscopy by Dr. Teymoorian, more than 80% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Teymoorian's MIPS scores, performance year 2024

  • 86of 100Final score
  • 72.7of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Teymoorian ranks in Medicare procedure volume

Colonoscopy
80th percentile100 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
77th percentile100 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

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Dr. Arian Teymoorian has 2 publications on record

Dmand AI links 2 papers to Dr. Teymoorian in 2021. Dr. Teymoorian's most frequent co-authors are Logan Burstiner, DO and Kumar Pallav, MD.

Papers2

Dr. Teymoorian's most frequent co-authors

Recent publications by Dr. Teymoorian

See all 2 publications and co-authors

See who Dr. Teymoorian researches with

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

How network discovery works

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

Dr. Arian Teymoorian received $15,608 in industry payments from 2016 to 2025

CMS Open Payments shows 688 general payments to Dr. Teymoorian from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 89% of the total. Abbvie Inc. paid the most, $4,830.

General payments to Dr. Teymoorian by program year, 2016 to 2025

General payments to Dr. Teymoorian by kind, 2016 to 2025

$15.6Kin total
  • Food and beverage$13,84989%
  • Travel and lodging$1,2968%
  • Education$2672%
  • Grants$1251%
  • Gifts$720%

Companies that paid Dr. Teymoorian the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Teymoorian

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

Dr. Arian Teymoorian graduated from St. George's University School of Medicine

Dr. Teymoorian graduated from St. George's University School of Medicine in 2013.

  1. Medical schoolSt. George's University School of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Arian Teymoorian accepts plans from 12 insurance carriers

Dr. Teymoorian is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • Aspirus Health Plan
  • +4 more carriersWith a free account

Plan types Dr. Teymoorian accepts, by number of carriers

  1. Medicare8
  2. PPO7
  3. HMO5
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Arian Teymoorian'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)Clinician Public Reporting: Overall MIPS Performance (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
Insurance carriers and plan typesDmand AI Insurance Network 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. Arian Teymoorian

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. Arian Teymoorian's NPI number?

Dr. Arian Teymoorian's NPI number is 1760822191. It was assigned on June 29, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Arian Teymoorian?

Dr. Arian Teymoorian is a gastroenterologist in Murrieta, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Arian Teymoorian practice?

Dr. Teymoorian practices at 40404 California Oaks Road, Murrieta, CA 92562. Dr. Teymoorian's primary practice is Endoscopy Center of Inland Empire in Murrieta, California. Dmand AI also links Dr. Teymoorian to 2 medical groups.

What is Dr. Arian Teymoorian's office phone number?

The practice phone on file for Dr. Teymoorian is (951) 304-0200.

What is Dr. Arian Teymoorian's medical license number?

Dr. Teymoorian holds California license A152257, one of the licenses on file in 6 states.

Which states has Dr. Arian Teymoorian been licensed in?

Dmand AI has state licenses on file for Dr. Teymoorian in California (2017 to 2027), New Mexico (2022 to 2026), Ohio (2022 to 2026), North Carolina (2023 to 2025), New York (2022 to 2024) and Mississippi (2017 to 2020).

Which hospitals is Dr. Arian Teymoorian affiliated with?

Dr. Teymoorian is affiliated with Loma Linda University Medical Center - Murrieta.

What medical group is Dr. Arian Teymoorian part of?

Dr. Teymoorian is linked to Inland Empire Gastroenterology (Inland Empire GI). Dmand AI links Dr. Teymoorian to 2 more medical groups.

Does Dr. Arian Teymoorian accept Medicare?

Yes. CMS data shows Dr. Teymoorian billed Medicare for 518 services in 2024, and Dr. Teymoorian accepts Medicare assignment.

What is Dr. Arian Teymoorian's MIPS score?

Dr. Teymoorian's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Arian Teymoorian see?

CMS counts 314 Medicare patients who saw Dr. Teymoorian in 2024, with an average age of 74.

Is Dr. Arian Teymoorian board certified?

Yes. Dr. Teymoorian is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Arian Teymoorian bill to Medicare?

In 2024, Dr. Teymoorian's most billed Medicare services were hospital inpatient care (99233), surgery: digestive system (43239) and office visit, new patient (99204).

Where did Dr. Arian Teymoorian go to medical school?

Dr. Teymoorian graduated from St. George's University School of Medicine in 2013.

What drugs does Dr. Arian Teymoorian prescribe most?

In 2024 Medicare Part D data, Dr. Teymoorian's most prescribed drugs by claims were Pantoprazole Sodium, Sod Sulf-Potass Sulf-Mag Sulf and Trulance.

Has Dr. Arian Teymoorian received payments from drug or device companies?

CMS Open Payments shows $15,608 in general payments to Dr. Teymoorian from 44 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Arian Teymoorian been practicing?

Dr. Teymoorian graduated from medical school in 2013, 13 years ago.

Does Dr. Arian Teymoorian do research?

Dmand AI links 2 publications to Dr. Teymoorian.

Who does Dr. Arian Teymoorian publish with?

Dr. Teymoorian's most frequent co-authors are Logan Burstiner, DO (1 shared paper) and Kumar Pallav, MD (1 shared paper).

What insurance does Dr. Arian Teymoorian accept?

Dr. Teymoorian is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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