Dr. Kirk Tamaddon, MD
- Medicare services, 2017
- 15
- Part D claims, 2024
- 213
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $3,797
- Practice address
- 6041 Cadillac Ave, Los Angeles, CA 90034
- Practice phone
- Call (213) 857-2201
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tamaddon'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. Kirk Tamaddon is a urologist in Los Angeles, California
Dr. Tamaddon practices at West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
Dr. Tamaddon's NPI, 1225109135, was assigned on November 13, 2006. Dr. Tamaddon graduated from Ohio State College of Medicine in 1996. Dr. Tamaddon's California license number on file is A64053.
- NPI
- 1225109135NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931251931
- NPI enumeration date
- November 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (213) 857-2201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kirk Tamaddon practices at West Los Angeles Medical Center in Los Angeles, California
Dr. Tamaddon's primary practice is West Los Angeles Medical Center, at 6041 Cadillac Ave, Los Angeles, CA 90034 in Los Angeles County. The practice phone is (213) 857-2201.
- West Los Angeles Medical Center6041 Cadillac Ave, Los Angeles, CA 90034 · Los Angeles CountyPhone(213) 857-2201
Source: Dmand AI Affiliation Data
Dr. Kirk Tamaddon is affiliated with 2 sites of care and 1 medical group
Dr. Tamaddon's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Tamaddon to 1 more dialysis center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kirk Tamaddon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tamaddon practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Los Angeles Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kirk Tamaddon is one of 1,395 urologists in California
Urology is Dr. Tamaddon's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Tamaddon is board certified in urology by the American Board of Urology. Dr. Tamaddon has a license on file in California.
Specialties and state licenses
- Urology, CaliforniaPrimary
Urologists near Dr. Tamaddon
Counts of urologists 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. Kirk Tamaddon billed Medicare for 15 services in 2017
CMS data shows 15 Medicare services from Dr. Tamaddon across 1 procedure code in 2017, all of them office visits. Medicare paid $1,194 for them. Every service was in an office.
Dr. Tamaddon compared with the California median for urologists, 2017
- Dr. Tamaddon
- California median
- Medicare services
- 15vs 1,05099% below
- Part D claims
- 155vs 64276% below
Medians across 1,310 urologists in California with Dmand AI profiles that report each measure.
Dr. Tamaddon's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Tamaddon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tamaddon and other urologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kirk Tamaddon's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Tamaddon's median patient age at 71, with 9% women.
Dr. Tamaddon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women9%
- Men91%
Source: Dmand AI Patient Panel Data
Dr. Kirk Tamaddon wrote 213 Medicare Part D claims in 2024
In 2024, Dr. Tamaddon wrote 213 Medicare Part D claims for 71 patients. 95% of them were for generic drugs. CMS names the drug for 155 of them, across 2 drugs with 11 or more claims each, at $3,048 in total drug cost. In 2023, CMS named 166 claims across 3 drugs.
Dr. Tamaddon's Part D claims by kind of drug, 2024
- Generic202 claims95%
- Brand-name and other11 claims5%
Dr. Tamaddon'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. Tamaddon's Part D claims, 2024
- Antibiotics5%11 of 213 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: 1662024: 1557%
Drugs named by CMS: 2 in 2024, 3 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. Kirk Tamaddon takes part in Medicare
Dr. Tamaddon 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. Kirk Tamaddon has 1 publication on record
Dmand AI links 1 paper to Dr. Tamaddon in 2018. Dr. Tamaddon's most frequent co-authors are Pooya Banapour, Peter Albert Elliott, MD and Ramzi Bahije Jabaji, MD.
Dr. Tamaddon's most frequent co-authors
- Pooya Banapour1 shared paper
- Peter Albert Elliott, MD1 shared paper
- Ramzi Bahije Jabaji, MD1 shared paper
Recent publications by Dr. Tamaddon
See who Dr. Tamaddon researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tamaddon works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Kirk Tamaddon received $3,797 in industry payments from 2016 to 2025
CMS Open Payments shows 71 general payments to Dr. Tamaddon from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 84% of the total. Intuitive Surgical, Inc. paid the most, $2,417.
General payments to Dr. Tamaddon by program year, 2016 to 2025
General payments to Dr. Tamaddon by kind, 2016 to 2025
- Food and beverage$3,19684%
- Gifts$49113%
- Education$1093%
Companies that paid Dr. Tamaddon 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. Kirk Tamaddon has 6 awards and honors on record
Dmand AI lists 6 awards for Dr. Tamaddon, most recently Best Doctors, Los Angeles in 2018.
Awards and honors for Dr. Tamaddon
- 2018
- Best Doctors, Los Angeles
- 2012
- Physician of the Year
- 2011
- CMS Stage 1 2012
- 2009
- Surgeon of The Year
- 1989
- UCLA, Regents Scholar
- Undated
- Compassionate Doctors
Source: Dmand AI Professional Profile Data
Dr. Kirk Tamaddon graduated from Ohio State College of Medicine
Dr. Tamaddon graduated from Ohio State College of Medicine in 1996.
- Medical school
- Board certified in urology
- Board certified in cpc
Source: Dmand AI Professional Profile Data
Dr. Kirk Tamaddon accepts plans from 2 insurance carriers
Dr. Tamaddon is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Tamaddon accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kirk Tamaddon'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 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) |
| 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) |
| 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. Kirk Tamaddon
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. Kirk Tamaddon's NPI number?
Dr. Kirk Tamaddon's NPI number is 1225109135. It was assigned on November 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kirk Tamaddon?
Dr. Kirk Tamaddon is a urologist in Los Angeles, California. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Kirk Tamaddon practice?
Dr. Tamaddon practices at 6041 Cadillac Ave, Los Angeles, CA 90034. Dr. Tamaddon's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. Dmand AI also links Dr. Tamaddon to 1 dialysis center.
What is Dr. Kirk Tamaddon's office phone number?
The practice phone on file for Dr. Tamaddon is (213) 857-2201.
What is Dr. Kirk Tamaddon's medical license number?
Dr. Tamaddon's California license number on file is A64053.
Which hospitals is Dr. Kirk Tamaddon affiliated with?
Dr. Tamaddon practices at West Los Angeles Medical Center in Los Angeles, California.
What medical group is Dr. Kirk Tamaddon part of?
Dr. Tamaddon is linked to Southern California Permanente Medical Group.
Does Dr. Kirk Tamaddon accept Medicare?
Yes. CMS data shows Dr. Tamaddon billed Medicare for 15 services in 2017, and Dr. Tamaddon accepts Medicare assignment.
Is Dr. Kirk Tamaddon board certified?
Yes. Dr. Tamaddon is board certified in urology by the American Board of Urology.
What services does Dr. Kirk Tamaddon bill to Medicare?
In 2017, Dr. Tamaddon's most billed Medicare services were office visit, established patient (99215).
Show 7 more questionsShow fewer questions
Where did Dr. Kirk Tamaddon go to medical school?
Dr. Tamaddon graduated from Ohio State College of Medicine in 1996.
What drugs does Dr. Kirk Tamaddon prescribe most?
In 2024 Medicare Part D data, Dr. Tamaddon's most prescribed drugs by claims were Tamsulosin HCl and Finasteride.
Has Dr. Kirk Tamaddon received payments from drug or device companies?
CMS Open Payments shows $3,797 in general payments to Dr. Tamaddon from 15 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Kirk Tamaddon been practicing?
Dr. Tamaddon graduated from medical school in 1996, 30 years ago.
Does Dr. Kirk Tamaddon do research?
Dmand AI links 1 publication to Dr. Tamaddon.
Who does Dr. Kirk Tamaddon publish with?
Dr. Tamaddon's most frequent co-authors are Pooya Banapour (1 shared paper), Peter Albert Elliott, MD (1 shared paper) and Ramzi Bahije Jabaji, MD (1 shared paper).
What insurance does Dr. Kirk Tamaddon accept?
Dr. Tamaddon is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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