Dr. Omer J. Deen, MD
- Medicare services, 2024
- 10,171
- Medicare patients, 2024
- 748
- Part D claims, 2024
- 40
- Publications
- 4
- Hospital affiliations
- 5
- Practice address
- 3330 Lomita Blvd, Torrance, CA 90509
- Practice phone
- Call (310) 325-9110
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Deen'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. Omer J. Deen is an internist in Torrance, California
Dr. Deen practices at Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System.
Dr. Deen's NPI, 1417123332, was assigned on April 30, 2008. Dr. Deen graduated from Ross University School of Medicine in 2006. Dr. Deen holds Nevada license 13680.
- NPI
- 1417123332NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709074594
- NPI enumeration date
- April 30, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 325-9110
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Omer J. Deen practices at Torrance Memorial Medical Center in Torrance, California
Dr. Deen's primary practice is Torrance Memorial Medical Center, at 3330 Lomita Blvd, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 325-9110.
- Torrance Memorial Medical Center3330 Lomita Blvd, Torrance, CA 90509 · Los Angeles CountyPhone(310) 325-9110
Source: Dmand AI Affiliation Data
Dr. Omer J. Deen is affiliated with 7 sites of care and 3 medical groups
Dr. Deen's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. Dr. Deen is also affiliated with Providence Little Company of Mary Medical Center Torrance. The medical group on file is Peninsula Urgent Care. Dmand AI also links Dr. Deen to 3 more hospitals, 2 medical groups, 1 group practice or clinic and 1 home health agency, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Omer J. Deen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Deen practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Torrance Memorial Medical Center | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Cedars-Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Omer J. Deen is one of 16,751 internists in California
Internal medicine is Dr. Deen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Deen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Deen's licenses on file in 3 states: Nevada, California and Ohio.
Specialties and state licenses
- Internal medicine, NevadaPrimary
- California license
- Ohio license
Clinical focus
Dmand AI lists chronic diabetes, fibromyalgia and chronic pain and obesity among the conditions Dr. Deen treats.
Internists near Dr. Deen
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. Omer J. Deen billed Medicare for 10,171 services in 2024
CMS data shows 10,171 Medicare services from Dr. Deen across 4 procedure codes in 2024, for 748 Medicare patients. Medicare paid $1,127,870 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Deen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 10,7782024: 10,1716%
Dr. Deen compared with the California median for internists, 2024
- Dr. Deen
- California median
- Medicare services
- 10,171vs 36128.2 times
- Medicare patients
- 748vs 1515.0 times
- Part D claims
- 14vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Deen'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Deen and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Omer J. Deen treated 748 Medicare patients in 2024, average age 78
CMS counts 748 Medicare patients who saw Dr. Deen in 2024. The largest group is 75 to 84, with 258 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 48% are also on Medicaid. Their average risk score is 3.45, 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. Deen's median patient age at 66, with 48% women.
Dr. Deen's Medicare patients by age, 2024
Dr. Deen's Medicare patients by sex, 2024
- Women38752%
- Men36148%
Chronic conditions among Dr. Deen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease60%
- Diabetes59%
- Heart failure57%
- Arthritis52%
- Ischemic heart disease47%
- Mood disorders47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Deen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
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. Omer J. Deen wrote 40 Medicare Part D claims in 2024
In 2024, Dr. Deen wrote 40 Medicare Part D claims for 15 patients. 38% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $246 in total drug cost. In 2023, CMS named 111 claims across 5 drugs.
Dr. Deen's Part D claims by kind of drug, 2024
- Generic15 claims38%
- Brand-name25 claims63%
Dr. Deen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1112024: 1487%
Drugs named by CMS: 1 in 2024, 5 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. Omer J. Deen takes part in Medicare
Dr. Deen 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)
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Dr. Omer J. Deen has 4 publications on record
Dmand AI links 4 papers to Dr. Deen, published from 2013 to 2015. Dr. Deen's most frequent co-authors are Jayanta Choudhury, MD, Tushar Gohel, MD and Usman Javed, MD.
Dr. Deen's most frequent co-authors
Recent publications by Dr. Deen
JPEN J Parenter Enteral Nutr
J Clin Gastroenterol
See who Dr. Deen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Deen works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Omer J. Deen received $3,882 in industry payments from 2016 to 2025
CMS Open Payments shows 156 general payments to Dr. Deen from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $515.
General payments to Dr. Deen by program year, 2016 to 2025
Companies that paid Dr. Deen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Omer J. Deen graduated from Ross University School of Medicine
Dr. Deen graduated from Ross University School of Medicine in 2006. Dr. Deen is a member of ACG, AGA, AMA and ASPEN.
- Medical school
- Board certified in internal medicine
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Omer J. Deen accepts plans from 6 insurance carriers
Dr. Deen is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Deen accepts, by number of carriers
- Medicare6
- PPO4
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Omer J. Deen'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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) |
| 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. Omer J. Deen
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. Omer J. Deen's NPI number?
Dr. Omer J. Deen's NPI number is 1417123332. It was assigned on April 30, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Omer J. Deen?
Dr. Omer J. Deen is an internist in Torrance, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Omer J. Deen practice?
Dr. Deen practices at 3330 Lomita Blvd, Torrance, CA 90509. Dr. Deen's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. Dmand AI also links Dr. Deen to 3 hospitals, 2 medical groups, 1 group practice or clinic and 1 home health agency.
What is Dr. Omer J. Deen's office phone number?
The practice phone on file for Dr. Deen is (310) 325-9110.
What is Dr. Omer J. Deen's medical license number?
Dr. Deen holds Nevada license 13680, one of the licenses on file in 3 states.
Which states has Dr. Omer J. Deen been licensed in?
Dmand AI has state licenses on file for Dr. Deen in Nevada (2010 to 2027), California (2010 to 2025) and Ohio (2011 to 2015).
Which hospitals is Dr. Omer J. Deen affiliated with?
Dr. Deen practices at Torrance Memorial Medical Center in Torrance, California. Dr. Deen is also affiliated with Providence Little Company of Mary Medical Center Torrance. Dmand AI links Dr. Deen to 3 more hospitals.
What medical group is Dr. Omer J. Deen part of?
Dr. Deen is linked to Peninsula Urgent Care. Dmand AI links Dr. Deen to 2 more medical groups.
Does Dr. Omer J. Deen accept Medicare?
Yes. CMS data shows Dr. Deen billed Medicare for 10,171 services in 2024, and Dr. Deen accepts Medicare assignment.
How many Medicare patients does Dr. Omer J. Deen see?
CMS counts 748 Medicare patients who saw Dr. Deen in 2024, with an average age of 78.
Show 9 more questionsShow fewer questions
Is Dr. Omer J. Deen board certified?
Yes. Dr. Deen is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Omer J. Deen bill to Medicare?
In 2024, Dr. Deen's most billed Medicare services were hospital inpatient care (99233), critical care (99291) and hospital inpatient care (99223).
Where did Dr. Omer J. Deen go to medical school?
Dr. Deen graduated from Ross University School of Medicine in 2006.
What drugs does Dr. Omer J. Deen prescribe most?
In 2024 Medicare Part D data, Dr. Deen's most prescribed drugs by claims were Sodium Chloride.
Has Dr. Omer J. Deen received payments from drug or device companies?
CMS Open Payments shows $3,882 in general payments to Dr. Deen from 26 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Omer J. Deen been practicing?
Dr. Deen graduated from medical school in 2006, 20 years ago.
Does Dr. Omer J. Deen do research?
Dmand AI links 4 publications to Dr. Deen, published from 2013 to 2015.
Who does Dr. Omer J. Deen publish with?
Dr. Deen's most frequent co-authors are Jayanta Choudhury, MD (1 shared paper), Tushar Gohel, MD (1 shared paper) and Usman Javed, MD (1 shared paper).
What insurance does Dr. Omer J. Deen accept?
Dr. Deen is in network with 6 carriers, including Aetna, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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