Dr. Raphael Toutounjian, MD
- Part D claims, 2024
- 850
- Hospital affiliations
- 1
- Medical group
- 1
- Insurance carriers
- 7
- State license
- 1
- Practice address
- 1794 S Barranca Avenue, Glendora, CA 91740
- Practice phone
- Call (626) 858-4600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Glendora Digestive Disease Institute
Surgery Center - Medicare-Certified · Glendora, California
Find Dr. Toutounjian'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.
Dr. Raphael Toutounjian is an internist in Glendora, California
Dr. Toutounjian practices at Glendora Digestive Disease Institute in Glendora, California.
Dr. Toutounjian's NPI, 1013978428, was assigned on March 28, 2006. Dr. Toutounjian graduated from UMass Chan Medical School in 2001. Dr. Toutounjian holds California license A80457.
- NPI
- 1013978428NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981678000
- NPI enumeration date
- March 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 858-4600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Raphael Toutounjian practices at Glendora Digestive Disease Institute in Glendora, California
Dr. Toutounjian's primary practice is Glendora Digestive Disease Institute, at 1794 S Barranca Avenue, Glendora, CA 91740. The practice phone is (626) 858-4600.
- Glendora Digestive Disease Institute1794 S Barranca Avenue, Glendora, CA 91740Phone(626) 858-4600
Source: Dmand AI Affiliation Data
Dr. Raphael Toutounjian is affiliated with 3 sites of care and 1 medical group
Dr. Toutounjian's primary practice is Glendora Digestive Disease Institute in Glendora, California. Dr. Toutounjian is also affiliated with Kaiser Permanente Baldwin Park Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Toutounjian to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Raphael Toutounjian's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Toutounjian practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Glendora Digestive Disease Institute | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Raphael Toutounjian is one of 16,751 internists in California
Internal medicine is Dr. Toutounjian's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Toutounjian is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Toutounjian is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Toutounjian
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. Raphael Toutounjian's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Toutounjian's median patient age at 60, with 51% women.
Dr. Toutounjian's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women51%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Raphael Toutounjian wrote 850 Medicare Part D claims in 2024
In 2024, Dr. Toutounjian wrote 850 Medicare Part D claims for 256 patients. 88% of them were for generic drugs. CMS names the drug for 712 of them, across 19 drugs with 11 or more claims each, at $440,367 in total drug cost. In 2023, CMS named 609 claims across 15 drugs.
Dr. Toutounjian's Part D claims by kind of drug, 2024
- Generic748 claims88%
- Brand-name102 claims12%
Dr. Toutounjian'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. Toutounjian's Part D claims, 2024
- Antibiotics8%70 of 850 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: 6092024: 71217%
Drugs named by CMS: 19 in 2024, 15 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. Raphael Toutounjian takes part in Medicare
Dr. Toutounjian accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 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. Raphael Toutounjian has 1 award and honors on record
Dmand AI lists 1 award for Dr. Toutounjian, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Toutounjian
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Raphael Toutounjian graduated from UMass Chan Medical School
Dr. Toutounjian graduated from UMass Chan Medical School in 2001.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Raphael Toutounjian accepts plans from 7 insurance carriers
Dr. Toutounjian is in network with 7 carriers, including Elevance, Kaiser Permanente and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Toutounjian accepts, by number of carriers
- Medicare6
- PPO5
- EPO2
- HMO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Raphael Toutounjian'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Raphael Toutounjian
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. Raphael Toutounjian's NPI number?
Dr. Raphael Toutounjian's NPI number is 1013978428. It was assigned on March 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Raphael Toutounjian?
Dr. Raphael Toutounjian is an internist in Glendora, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Raphael Toutounjian practice?
Dr. Toutounjian practices at 1794 S Barranca Avenue, Glendora, CA 91740. Dr. Toutounjian's primary practice is Glendora Digestive Disease Institute in Glendora, California. Dmand AI also links Dr. Toutounjian to 1 group practice or clinic.
What is Dr. Raphael Toutounjian's office phone number?
The practice phone on file for Dr. Toutounjian is (626) 858-4600.
What is Dr. Raphael Toutounjian's medical license number?
Dr. Toutounjian holds California license A80457.
Which hospitals is Dr. Raphael Toutounjian affiliated with?
Dr. Toutounjian is affiliated with Kaiser Permanente Baldwin Park Medical Center.
What medical group is Dr. Raphael Toutounjian part of?
Dr. Toutounjian is linked to Southern California Permanente Medical Group.
Does Dr. Raphael Toutounjian accept Medicare?
Yes. CMS lists Dr. Toutounjian as accepting Medicare assignment.
Is Dr. Raphael Toutounjian board certified?
Yes. Dr. Toutounjian is board certified in gastroenterology by the American Board of Internal Medicine.
Where did Dr. Raphael Toutounjian go to medical school?
Dr. Toutounjian graduated from UMass Chan Medical School in 2001.
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What drugs does Dr. Raphael Toutounjian prescribe most?
In 2024 Medicare Part D data, Dr. Toutounjian's most prescribed drugs by claims were Omeprazole, Pantoprazole Sodium and Gavilyte-C.
How long has Dr. Raphael Toutounjian been practicing?
Dr. Toutounjian graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Raphael Toutounjian accept?
Dr. Toutounjian is in network with 7 carriers, including Elevance, Kaiser Permanente and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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