Dr. Brian Ronald Gross, MD
- Medicare services, 2024
- 3,976
- Medicare patients, 2024
- 1,110
- Part D claims, 2024
- 2,638
- MIPS score, 2024
- 82
- Hospital affiliations
- 1
- Practice address
- 27420 Tourney Road, Suite 160, Valencia, CA 91355
- Practice phone
- Call (661) 259-3937
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tourney Plaza Surgical Center
Surgery Center - Medicare-Certified · Valencia, California
Find Dr. Gross' 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. Brian Ronald Gross is an ophthalmologist in Valencia, California
Dr. Gross practices at Tourney Plaza Surgical Center in Valencia, California.
Dr. Gross' NPI, 1083620066, was assigned on July 31, 2006. Dr. Gross graduated from UC Davis School of Medicine in 1977. Dr. Gross holds California license G37513.
- NPI
- 1083620066NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749200558
- NPI enumeration date
- July 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 259-3937
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian Ronald Gross practices at Tourney Plaza Surgical Center in Valencia, California
Dr. Gross' primary practice is Tourney Plaza Surgical Center, at 27420 Tourney Road, Suite 160, Valencia, CA 91355. The practice phone is (661) 259-3937.
- Tourney Plaza Surgical Center27420 Tourney Road, Suite 160, Valencia, CA 91355Phone(661) 259-3937
Source: Dmand AI Affiliation Data
Dr. Brian Ronald Gross is affiliated with 3 sites of care and 1 medical group
Dr. Gross' primary practice is Tourney Plaza Surgical Center in Valencia, California. Dr. Gross is also affiliated with Henry Mayo Newhall Hospital. Dmand AI also links Dr. Gross to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Brian Ronald Gross' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gross practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tourney Plaza Surgical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian Ronald Gross is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Gross' primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Gross is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Gross' licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
- Michigan license
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, cold sores or genital herpes, conjunctivitis, dry eye, eye infection or inflammation, eyelid inflammation and glaucoma among the conditions Dr. Gross treats.
Ophthalmologists near Dr. Gross
Counts of ophthalmologists 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. Brian Ronald Gross billed Medicare for 3,976 services in 2024
CMS data shows 3,976 Medicare services from Dr. Gross across 17 procedure codes in 2024, for 1,110 Medicare patients. Medicare paid $244,920 for them.
Dr. Gross' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,5062024: 2,98219%
- Office and hospital visits
- 2023: 7092024: 710No change
- Lab and pathology
- 2023: 1162024: 14928%
- Surgery
- 2023: 822024: 13565%
Where Dr. Gross' Medicare services took place, 2024
- In an office3,91999%
- In a facility571%
Dr. Gross compared with the California median for ophthalmologists, 2024
- Dr. Gross
- California median
- Medicare services
- 3,976vs 1,0793.7 times
- Medicare patients
- 1,110vs 4212.6 times
- Part D claims
- 2,544vs 6184.1 times
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Gross' 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. Gross and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian Ronald Gross treated 1,110 Medicare patients in 2024, average age 76
CMS counts 1,110 Medicare patients who saw Dr. Gross in 2024. The largest group is 65 to 74, with 478 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gross' median patient age at 72, with 57% women.
Dr. Gross' Medicare patients by age, 2024
Dr. Gross' Medicare patients by sex, 2024
- Women66360%
- Men44740%
Chronic conditions among Dr. Gross' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes34%
- Ischemic heart disease23%
- Osteoporosis21%
- Chronic kidney disease20%
- Anxiety18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gross' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian Ronald Gross wrote 2,638 Medicare Part D claims in 2024
In 2024, Dr. Gross wrote 2,638 Medicare Part D claims for 653 patients. 63% of them were for generic drugs. CMS names the drug for 2,544 of them, across 19 drugs with 11 or more claims each, at $186,187 in total drug cost. In 2023, CMS named 2,163 claims across 17 drugs.
Dr. Gross' Part D claims by kind of drug, 2024
- Generic1,665 claims63%
- Brand-name973 claims37%
Dr. Gross' 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: 2,1632024: 2,54418%
Drugs named by CMS: 19 in 2024, 17 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. Brian Ronald Gross scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Gross for performance year 2024, reported as part of a group. Dr. Gross accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 58 procedures of cataract surgery by Dr. Gross, more than 66% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Gross' MIPS scores, performance year 2024
- 82of 100Final score
- 96.6of 100Quality
- 40of 100Improvement Activities
- 42of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Gross ranks in Medicare procedure volume
- Cataract surgery
- 66th percentile58 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
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)
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Dr. Brian Ronald Gross received $3,201 in industry payments from 2016 to 2025
CMS Open Payments shows 123 general payments to Dr. Gross from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Shire North American Group Inc paid the most, $432.
General payments to Dr. Gross by program year, 2016 to 2025
General payments to Dr. Gross by kind, 2016 to 2025
- Food and beverage$3,16399%
- Education$381%
Companies that paid Dr. Gross 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. Brian Ronald Gross has 1 award and honors on record
Dmand AI lists 1 award for Dr. Gross, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Gross
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Brian Ronald Gross graduated from UC Davis School of Medicine
Dr. Gross graduated from UC Davis School of Medicine in 1977.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Brian Ronald Gross accepts plans from 19 insurance carriers
Dr. Gross is in network with 19 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 13. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- HCSC
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Humana
- Alliant Health Plans
- +11 more carriersWith a free account
Plan types Dr. Gross accepts, by number of carriers
- HMO13
- PPO11
- Medicare10
- POS6
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Brian Ronald Gross'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 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (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. Brian Ronald Gross
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. Brian Ronald Gross' NPI number?
Dr. Brian Ronald Gross' NPI number is 1083620066. It was assigned on July 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian Ronald Gross?
Dr. Brian Ronald Gross is an ophthalmologist in Valencia, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Brian Ronald Gross practice?
Dr. Gross practices at 27420 Tourney Road, Suite 160, Valencia, CA 91355. Dr. Gross' primary practice is Tourney Plaza Surgical Center in Valencia, California. Dmand AI also links Dr. Gross to 1 group practice or clinic and 1 medical group.
What is Dr. Brian Ronald Gross' office phone number?
The practice phone on file for Dr. Gross is (661) 259-3937.
What is Dr. Brian Ronald Gross' medical license number?
Dr. Gross holds California license G37513, one of the licenses on file in 2 states.
Which states has Dr. Brian Ronald Gross been licensed in?
Dmand AI has state licenses on file for Dr. Gross in California (1978 to 2026) and Michigan (1979 to 1984).
Which hospitals is Dr. Brian Ronald Gross affiliated with?
Dr. Gross is affiliated with Henry Mayo Newhall Hospital.
Does Dr. Brian Ronald Gross accept Medicare?
Yes. CMS data shows Dr. Gross billed Medicare for 3,976 services in 2024, and Dr. Gross accepts Medicare assignment.
What is Dr. Brian Ronald Gross' MIPS score?
Dr. Gross' MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Dr. Brian Ronald Gross see?
CMS counts 1,110 Medicare patients who saw Dr. Gross in 2024, with an average age of 76.
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Is Dr. Brian Ronald Gross board certified?
Yes. Dr. Gross is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Brian Ronald Gross bill to Medicare?
In 2024, Dr. Gross' most billed Medicare services were eye exam or test (92025), office visit, established patient (99213) and eye exam or test (92014).
Where did Dr. Brian Ronald Gross go to medical school?
Dr. Gross graduated from UC Davis School of Medicine in 1977.
What drugs does Dr. Brian Ronald Gross prescribe most?
In 2024 Medicare Part D data, Dr. Gross' most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.
Has Dr. Brian Ronald Gross received payments from drug or device companies?
CMS Open Payments shows $3,201 in general payments to Dr. Gross from 23 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. Brian Ronald Gross been practicing?
Dr. Gross graduated from medical school in 1977, 49 years ago.
What insurance does Dr. Brian Ronald Gross accept?
Dr. Gross is in network with 19 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 13. Check the plan with the practice before a visit.
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