JAMA Netw Open
Dr. Dennis R. Holmes, MD
- Medicare services, 2024
- 193
- Medicare patients, 2024
- 92
- Part D claims, 2024
- 122
- Publications
- 33
- Clinical trials
- 3
- Practice address
- 1245 W Wilshire Blvd, Los Angeles, CA 90017
- Practice phone
- Call (213) 742-5784
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dennis R. Holmes, MD, Inc
Los Angeles, California
Find Dr. Holmes' 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. Dennis R. Holmes is a general surgeon in Los Angeles, California
Dr. Holmes practices at Dennis R. Holmes, MD, Inc in Los Angeles, California.
Dr. Holmes' NPI, 1124056197, was assigned on June 29, 2006. Dr. Holmes graduated from Tulane School of Medicine in 1991. Dr. Holmes' California license number on file is A68940.
- NPI
- 1124056197NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375693237
- NPI enumeration date
- June 29, 2006
- NPI status
- Active
- Practice phone
- (213) 742-5784
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Dennis R. Holmes practices at Dennis R. Holmes, MD, Inc in Los Angeles, California
Dr. Holmes' primary practice is Dennis R. Holmes, MD, Inc, at 1245 W Wilshire Blvd, Los Angeles, CA 90017 in Los Angeles County. The practice phone is (213) 742-5784.
- Dennis R. Holmes, MD, Inc1245 W Wilshire Blvd, Los Angeles, CA 90017 · Los Angeles CountyPhone(213) 742-5784
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dennis R. Holmes is affiliated with 3 sites of care
Dr. Holmes' primary practice is Dennis R. Holmes, MD, Inc in Los Angeles, California. Dr. Holmes is also affiliated with Adventist Health Glendale. Dmand AI also links Dr. Holmes to 1 more physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dennis R. Holmes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holmes practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dennis R. Holmes, MD, Inc | 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. Dennis R. Holmes is one of 2,926 general surgeons in California
Surgery is Dr. Holmes' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Holmes is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Holmes' licenses on file in 6 states: California, Florida, District of Columbia, Maryland, Virginia and Louisiana.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Florida license
- District of Columbia license
- Maryland license
- Virginia license
- Louisiana license
Clinical focus
Dmand AI lists breast reconstruction and mastectomy among the conditions Dr. Holmes treats.
General surgeons near Dr. Holmes
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. Dennis R. Holmes billed Medicare for 193 services in 2024
CMS data shows 193 Medicare services from Dr. Holmes across 7 procedure codes in 2024, for 92 Medicare patients. Medicare paid $28,164 for them.
Dr. Holmes' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1002024: 11010%
- Imaging
- 2023: 612024: 5313%
- Surgery
- 2023: 312024: 303%
Where Dr. Holmes' Medicare services took place, 2024
- In an office12665%
- In a facility6735%
Dr. Holmes compared with the California median for general surgeons, 2024
- Dr. Holmes
- California median
- Medicare services
- 193vs 16616% above
- Medicare patients
- 92vs 12124% below
- Part D claims
- 93vs 342.7 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Holmes' 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.
Need commercial claims for Dr. Holmes?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holmes and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dennis R. Holmes treated 92 Medicare patients in 2024, average age 74
CMS counts 92 Medicare patients who saw Dr. Holmes in 2024. The largest group is 65 to 74, with 51 patients. 75% of them have cancer, and 75% have high cholesterol. 45% are also on Medicaid. Their average risk score is 1.13, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Holmes' median patient age at 61, with 97% women.
Dr. Holmes' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Holmes' Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure64%
- Arthritis59%
- Diabetes40%
- Anxiety36%
- Osteoporosis34%
- Ischemic heart disease27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holmes' 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
- Women97%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dennis R. Holmes wrote 122 Medicare Part D claims in 2024
In 2024, Dr. Holmes wrote 122 Medicare Part D claims for 59 patients. 96% of them were for generic drugs. CMS names the drug for 93 of them, across 4 drugs with 11 or more claims each, at $435 in total drug cost. In 2023, CMS named 84 claims across 4 drugs.
Dr. Holmes' Part D claims by kind of drug, 2024
- Generic117 claims96%
- Brand-name and other5 claims4%
Dr. Holmes' 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. Holmes' Part D claims, 2024
- Opioids32%39 of 122 claims
- Antibiotics31%38 of 122 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: 842024: 9311%
Drugs named by CMS: 4 in 2024, 4 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
Dr. Dennis R. Holmes ranks in the 97th percentile for mastectomy in Medicare
CMS counts 70 procedures of mastectomy by Dr. Holmes, more than 97% of the clinicians it reports for that procedure.
Where Dr. Holmes ranks in Medicare procedure volume
- Mastectomy
- 97th percentile70 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Source: Doctors and Clinicians Utilization Data (CMS)
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Dr. Dennis R. Holmes has 33 publications on record
Dmand AI links 33 papers to Dr. Holmes, published from 2007 to 2022. 2012 was the busiest year, with 3. The most frequent topics are Breast Neoplasms. Dr. Holmes' most frequent co-authors are Michael D. Alvarado, MD, Michael L. Douek, MD and Richard A. Hoefer, DO.
Dr. Holmes' papers by year, 2010 to 2022
Topics Dr. Holmes writes about most
- Breast Neoplasms
Dr. Holmes' most frequent co-authors
- Michael D. Alvarado, MD5 shared papers
- Michael L. Douek, MD4 shared papers
- Richard A. Hoefer, DO4 shared papers
Recent publications by Dr. Holmes
Int J Radiat Oncol Biol Phys
See who Dr. Holmes researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Holmes works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dennis R. Holmes has worked on 3 clinical trials
Dmand AI links Dr. Holmes to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Carcinoma, Intraductal, Noninfiltrating.
Conditions in Dr. Holmes' trials
- Breast Neoplasms
- Breast Diseases
- Carcinoma, Intraductal, Noninfiltrating
- Breast Carcinoma In Situ
Investigators on the most trials with Dr. Holmes
- Stephanie R. Akbari, MD1 shared trial
- Michael D. Alvarado, MD1 shared trial
- Marc E. Boisvert, MD1 shared trial
Recent clinical trials with Dr. Holmes
Intraoperative Radiation Therapy in Treating Patients With Breast Cancer Undergoing Breast-Conserving Surgery (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Dennis R. Holmes received $319,525 in industry payments from 2016 to 2025
CMS Open Payments shows 285 general payments to Dr. Holmes from 21 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 48% of the total. Dune Medical Devices, Inc. paid the most, $117,642.
General payments to Dr. Holmes by program year, 2016 to 2025
General payments to Dr. Holmes by kind, 2016 to 2025
- Consulting fees$153,41048%
- Speaker and faculty fees$97,91431%
- Education speaker fees$31,80010%
- Travel and lodging$23,6327%
- Other$11,7704%
Companies that paid Dr. Holmes 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. Dennis R. Holmes has 11 awards and honors on record
Dmand AI lists 11 awards for Dr. Holmes, most recently Top Doctors in 2016.
Awards and honors for Dr. Holmes
- 2016
- Top Doctors
- 2012
- Congressional Commendation
- 2010
- Pasadena Top Doc in Breast Surgery
- 2009
- Strong Voice Award for Breast Cancer Advocacy
- 2007
- Community Achievement Award, Breast Cancer Awareness Day
- Community Achievement Award, Support Project
Source: Dmand AI Professional Profile Data
Dr. Dennis R. Holmes graduated from Tulane School of Medicine
Dr. Holmes graduated from Tulane School of Medicine in 1991. Dr. Holmes is a member of ACS, ASBS and ASCO.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Dennis R. Holmes accepts plans from 16 insurance carriers
Dr. Holmes is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- LA Care
- Blue Cross Blue Shield of Massachusetts
- Molina
- +8 more carriersWith a free account
Plan types Dr. Holmes accepts, by number of carriers
- HMO9
- Medicare9
- PPO9
- EPO4
- POS3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Dennis R. Holmes'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Utilization Data (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Dennis R. Holmes
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. Dennis R. Holmes' NPI number?
Dr. Dennis R. Holmes' NPI number is 1124056197. It was assigned on June 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis R. Holmes?
Dr. Dennis R. Holmes is a general surgeon in Los Angeles, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Dennis R. Holmes practice?
Dr. Holmes practices at 1245 W Wilshire Blvd, Los Angeles, CA 90017. Dr. Holmes' primary practice is Dennis R. Holmes, MD, Inc in Los Angeles, California. Dmand AI also links Dr. Holmes to 1 physician office.
What is Dr. Dennis R. Holmes' office phone number?
The practice phone on file for Dr. Holmes is (213) 742-5784.
What is Dr. Dennis R. Holmes' medical license number?
Dr. Holmes' California license number on file is A68940, one of the licenses on file in 6 states.
Which states has Dr. Dennis R. Holmes been licensed in?
Dmand AI has state licenses on file for Dr. Holmes in California (1999 to 2025), Florida (2021 to 2023), District of Columbia (1997 to 2000), Maryland (1998 to 2000), Virginia (1997 to 2000) and Louisiana (1991 to 1992).
Which hospitals is Dr. Dennis R. Holmes affiliated with?
Dr. Holmes is affiliated with Adventist Health Glendale.
Does Dr. Dennis R. Holmes accept Medicare?
Yes. CMS data shows Dr. Holmes billed Medicare for 193 services in 2024.
How many Medicare patients does Dr. Dennis R. Holmes see?
CMS counts 92 Medicare patients who saw Dr. Holmes in 2024, with an average age of 74.
Is Dr. Dennis R. Holmes board certified?
Yes. Dr. Holmes is board certified in surgery by the American Board of Surgery.
Show 8 more questionsShow fewer questions
What services does Dr. Dennis R. Holmes bill to Medicare?
In 2024, Dr. Holmes' most billed Medicare services were office visit, established patient (99213), office visit, new patient (99205) and ultrasound (76998).
Where did Dr. Dennis R. Holmes go to medical school?
Dr. Holmes graduated from Tulane School of Medicine in 1991.
What drugs does Dr. Dennis R. Holmes prescribe most?
In 2024 Medicare Part D data, Dr. Holmes' most prescribed drugs by claims were Hydrocodone-Acetaminophen, Anastrozole and Doxycycline Hyclate.
Has Dr. Dennis R. Holmes received payments from drug or device companies?
CMS Open Payments shows $319,525 in general payments to Dr. Holmes from 21 companies from 2016 to 2025. The largest total came from Dune Medical Devices, Inc.
How long has Dr. Dennis R. Holmes been practicing?
Dr. Holmes graduated from medical school in 1991, 35 years ago.
Does Dr. Dennis R. Holmes do research?
Dmand AI links 33 publications to Dr. Holmes, published from 2007 to 2022. Dr. Holmes has worked on 3 clinical trials.
Who does Dr. Dennis R. Holmes publish with?
Dr. Holmes' most frequent co-authors are Michael D. Alvarado, MD (5 shared papers), Michael L. Douek, MD (4 shared papers) and Richard A. Hoefer, DO (4 shared papers).
What insurance does Dr. Dennis R. Holmes accept?
Dr. Holmes is in network with 16 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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