Safety and Efficacy of KPI-121 in Subjects With Dry Eye Disease (opens in a new tab)
CompletedPhase 3
HyperemiaKeratoconjunctivitis SiccaKPI-121 0.25% Ophthalmic SuspensionVehicle of KPI-121 0.25% Ophthalmic Suspension
Dr. Robert H. Gross, MD
NPI1689623365PAC ID9931152881
- Medicare services, 2024
- 1,409
- Medicare patients, 2024
- 587
- Part D claims, 2024
- 2,461
- Publications
- 1
- Clinical trials
- 2
- Practice address
- 3815 E Bell Rd, Phoenix, AZ 85032
- Practice phone
- Call (602) 258-4321
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cornea & Cataract Consultants of Arizona
Phoenix, Arizona
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. Robert H. Gross is an ophthalmologist in Phoenix, Arizona
Dr. Gross practices at Cornea & Cataract Consultants of Arizona in Phoenix, Arizona.
Dr. Gross' NPI, 1689623365, was assigned on May 9, 2006. Dr. Gross graduated from University of California, Geffen School of Medicine in 1987. Dr. Gross holds Arizona license 24084.
NPI and contact details
- NPI
- 1689623365NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931152881
- NPI enumeration date
- May 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (602) 258-4321
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert H. Gross practices at Cornea & Cataract Consultants of Arizona in Phoenix, Arizona
Dr. Gross' primary practice is Cornea & Cataract Consultants of Arizona, at 3815 E Bell Rd, Phoenix, AZ 85032 in Maricopa County. The practice phone is (602) 258-4321.
- Cornea & Cataract Consultants of Arizona3815 E Bell Rd, Phoenix, AZ 85032 · Maricopa CountyPhone(602) 258-4321
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert H. Gross is affiliated with 2 sites of care and 1 medical group
Dr. Gross' primary practice is Cornea & Cataract Consultants of Arizona in Phoenix, Arizona. Dmand AI also links Dr. Gross to 1 group practice or clinic and 1 medical group, each named with a free account.
Cornea & Cataract Consultants of ArizonaPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert H. Gross' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gross practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cornea & Cataract Consultants of Arizona | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert H. Gross is one of 293 ophthalmologists in Arizona
Ophthalmology is Dr. Gross' primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Gross is licensed in Arizona.
Specialties and state licenses
- Ophthalmology, ArizonaPrimary
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. Robert H. Gross billed Medicare for 1,409 services in 2024
CMS data shows 1,409 Medicare services from Dr. Gross across 13 procedure codes in 2024, for 587 Medicare patients. Medicare paid $155,246 for them.
Medicare services, 20241,409
Medicare patients587
Paid by Medicare$155,246
Procedure codes13
Dr. Gross' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,3212024: 1,10017%
- Surgery
- 2023: 1942024: 13928%
- Tests and treatments
- 2023: 1822024: 11935%
- Imaging
- 2023: 682024: 5125%
Where Dr. Gross' Medicare services took place, 2024
- In an office1,29192%
- In a facility1188%
Dr. Gross compared with the Arizona median for ophthalmologists, 2024
- Dr. Gross
- Arizona median
- Medicare services
- 1,409vs 1,70918% below
- Medicare patients
- 587vs 591Close to median
- Part D claims
- 2,366vs 6543.6 times
Medians across 293 ophthalmologists in Arizona 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 Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert H. Gross treated 587 Medicare patients in 2024, average age 76
CMS counts 587 Medicare patients who saw Dr. Gross in 2024. The largest group is 75 to 84, with 263 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gross' median patient age at 71, with 55% women.
Medicare patients, 2024587
Average age76
Average risk score1.11
Also on Medicaid6%
Dr. Gross' Medicare patients by age, 2024
Dr. Gross' Medicare patients by sex, 2024
- Women34959%
- Men23841%
Chronic conditions among Dr. Gross' Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis50%
- Ischemic heart disease28%
- Chronic kidney disease25%
- Diabetes25%
- Anxiety21%
- Osteoporosis19%
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 71
Patient panel by sex, all payers
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert H. Gross wrote 2,461 Medicare Part D claims in 2024
In 2024, Dr. Gross wrote 2,461 Medicare Part D claims for 459 patients. 51% of them were for generic drugs. CMS names the drug for 2,366 of them, across 25 drugs with 11 or more claims each, at $989,148 in total drug cost. In 2023, CMS named 2,355 claims across 29 drugs.
Part D claims, 20242,461
Drugs named by CMS25
Total drug cost$989,148
Part D patients459
Dr. Gross' Part D claims by kind of drug, 2024
- Generic1,262 claims51%
- Brand-name1,199 claims49%
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.
Drug classes CMS tracks in Dr. Gross' Part D claims, 2024
- Antibiotics1%27 of 2,461 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: 2,3552024: 2,366No change
Drugs named by CMS: 25 in 2024, 29 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. Robert H. Gross scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 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 110 procedures of cataract surgery by Dr. Gross, more than 76% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Gross ranks in Medicare procedure volume
- Cataract surgery
- 76th percentile110 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Robert H. Gross has 1 publication on record
Dmand AI links 1 paper to Dr. Gross in 2022. Dr. Gross' most frequent co-author is Gabriel Sosne, MD.
Papers1
Dr. Gross' most frequent co-authors
Recent publications by Dr. Gross
See who Dr. Gross researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gross works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert H. Gross has worked on 2 clinical trials
Dmand AI links Dr. Gross to 2 clinical trials, 2 of them phase 3 studies. Conditions studied include Cataract, Hyperemia and Keratoconjunctivitis Sicca. Kala Pharmaceuticals, Inc. sponsors the most, 2.
Conditions in Dr. Gross' trials
- Cataract
- Hyperemia
- Keratoconjunctivitis Sicca
- Lens Diseases
Investigators on the most trials with Dr. Gross
- Jason Bacharach, MD2 shared trials
- Mitchell Alin Jackson, MD2 shared trials
- Robert Brian Pendleton, MD, PhD2 shared trials
Recent clinical trials with Dr. Gross
Safety and Efficacy of KPI-121 in Subjects With Postsurgical Inflammation and Pain (opens in a new tab)
CompletedPhase 3
CataractLens DiseasesKPI-121 1% Ophthalmic Suspension dosed BIDVehicle of KPI-121 Ophthalmic Suspension dosed BID
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Robert H. Gross received $4,595 in industry payments from 2016 to 2025
CMS Open Payments shows 75 general payments to Dr. Gross from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 73% of the total. Eyevance Pharmaceuticals LLC paid the most, $1,385.
General payments to Dr. Gross by program year, 2016 to 2025
General payments to Dr. Gross by kind, 2016 to 2025
$4.6Kin total
- Food and beverage$3,37773%
- Honoraria$1,20026%
- Education$180%
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. Robert H. Gross graduated from University of California, Geffen School of Medicine
Dr. Gross graduated from University of California, Geffen School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert H. Gross's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert H. 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. Robert H. Gross' NPI number?
Dr. Robert H. Gross' NPI number is 1689623365. It was assigned on May 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert H. Gross?
Dr. Robert H. Gross is an ophthalmologist in Phoenix, Arizona. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Robert H. Gross practice?
Dr. Gross practices at 3815 E Bell Rd, Phoenix, AZ 85032. Dr. Gross' primary practice is Cornea & Cataract Consultants of Arizona in Phoenix, Arizona. Dmand AI also links Dr. Gross to 1 group practice or clinic and 1 medical group.
What is Dr. Robert H. Gross' office phone number?
The practice phone on file for Dr. Gross is (602) 258-4321.
What is Dr. Robert H. Gross' medical license number?
Dr. Gross holds Arizona license 24084.
Does Dr. Robert H. Gross accept Medicare?
Yes. CMS data shows Dr. Gross billed Medicare for 1,409 services in 2024, and Dr. Gross accepts Medicare assignment.
What is Dr. Robert H. Gross' MIPS score?
Dr. Gross' MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. Robert H. Gross see?
CMS counts 587 Medicare patients who saw Dr. Gross in 2024, with an average age of 76.
What services does Dr. Robert H. Gross bill to Medicare?
In 2024, Dr. Gross' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).
Where did Dr. Robert H. Gross go to medical school?
Dr. Gross graduated from University of California, Geffen School of Medicine in 1987.
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What drugs does Dr. Robert H. Gross prescribe most?
In 2024 Medicare Part D data, Dr. Gross' most prescribed drugs by claims were Pred Forte, Ofloxacin and Restasis.
Has Dr. Robert H. Gross received payments from drug or device companies?
CMS Open Payments shows $4,595 in general payments to Dr. Gross from 25 companies from 2016 to 2025. The largest total came from Eyevance Pharmaceuticals LLC.
How long has Dr. Robert H. Gross been practicing?
Dr. Gross graduated from medical school in 1987, 39 years ago.
Does Dr. Robert H. Gross do research?
Dmand AI links 1 publication to Dr. Gross. Dr. Gross has worked on 2 clinical trials.
Who does Dr. Robert H. Gross publish with?
Dr. Gross' most frequent co-authors are Gabriel Sosne, MD (1 shared paper).
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