Ophthalmol Retina
Communicable Disease ControlCOVID-19Retinal Detachment
Dr. Roberto Roizenblatt, MD, PhD
NPI1952564064PAC ID3577741313
- Medicare services, 2024
- 3,230
- Medicare patients, 2024
- 628
- Part D claims, 2024
- 700
- Publications
- 3
- MIPS score, 2024
- 88
- Practice address
- 3828 Schaufele Ave Ste 360, Long Beach, CA 90808-1793
- Practice phone
- Call (562) 444-8504
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Long Beach Retina
Physician office · Long Beach, California
Find Dr. Roizenblatt's professional email, personal email and mobile number
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Dr. Roberto Roizenblatt is a retina specialist (ophthalmology) physician in Long Beach, California
Dr. Roizenblatt practices at Long Beach Retina in Long Beach, California.
Dr. Roizenblatt's NPI, 1952564064, was assigned on July 8, 2008. Dr. Roizenblatt graduated from Universidade de Sao Paulo Faculty of Medicine in 1997. Dr. Roizenblatt holds California license A109738.
NPI and contact details
- NPI
- 1952564064NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577741313
- NPI enumeration date
- July 8, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 444-8504
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roberto Roizenblatt practices at Long Beach Retina in Long Beach, California
Dr. Roizenblatt's primary practice is Long Beach Retina, at 3828 Schaufele Ave Ste 360, Long Beach, CA 90808-1793. The practice phone is (562) 444-8504.
- Long Beach Retina3828 Schaufele Ave Ste 360, Long Beach, CA 90808-1793Phone(562) 444-8504
Source: Dmand AI Affiliation Data
Dr. Roberto Roizenblatt is affiliated with 5 sites of care and 4 medical groups
Dr. Roizenblatt's primary practice is Long Beach Retina in Long Beach, California. Dmand AI also links Dr. Roizenblatt to 4 medical groups, 3 group practices and clinics and 1 ambulatory surgery center, each named with a free account.
Long Beach RetinaPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Roberto Roizenblatt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Roizenblatt practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Long Beach Retina | Available with a free account |
| +4 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Roberto Roizenblatt is one of 183 retina specialist (ophthalmology) physicians in California
Retina specialist is Dr. Roizenblatt's primary specialty in the NPI Registry, under taxonomy code 207WX0107X. Dr. Roizenblatt is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Roizenblatt is licensed in California.
Specialties and state licenses
- Retina specialist (ophthalmology), CaliforniaPrimary
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, glaucoma, hypertensive retinopathy, inflammation of iris, laser destruction of retinal or choroid lesions and retinal detachment among the conditions Dr. Roizenblatt treats.
Retina specialist (ophthalmology) physicians near Dr. Roizenblatt
Counts of retina specialist (ophthalmology) physicians with a Dmand AI profile, by place and practice. Each opens the list.
183retina specialist (ophthalmology) physicians in California
2retina specialist (ophthalmology) physicians in Long Beach
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Roberto Roizenblatt billed Medicare for 3,230 services in 2024
CMS data shows 3,230 Medicare services from Dr. Roizenblatt across 12 procedure codes in 2024, for 628 Medicare patients. Medicare paid $274,596 for them. Every service was in an office.
Medicare services, 20243,230
Medicare patients628
Paid by Medicare$274,596
Procedure codes12
Dr. Roizenblatt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,9482024: 2,0254%
- Drugs given in the office
- 2023: 4442024: 62641%
- Surgery
- 2023: 3602024: 49838%
- Office and hospital visits
- 2023: 722024: 5918%
- Imaging
- 2023: 242024: 228%
Dr. Roizenblatt compared with the California median for retina specialist (ophthalmology) physicians, 2024
- Dr. Roizenblatt
- California median
- Medicare services
- 3,230vs 8,79663% below
- Medicare patients
- 628vs 71112% below
- Part D claims
- 630vs 32097% above
Medians across 180 retina specialist (ophthalmology) physicians in California with Dmand AI profiles that report each measure.
Dr. Roizenblatt'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.
Need commercial claims for Dr. Roizenblatt?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Roizenblatt and other retina specialist (ophthalmology) physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roberto Roizenblatt treated 628 Medicare patients in 2024, average age 75
CMS counts 628 Medicare patients who saw Dr. Roizenblatt in 2024. The largest group is 65 to 74, with 263 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 1.62, 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. Roizenblatt's median patient age at 67, with 54% women.
Medicare patients, 2024628
Average age75
Average risk score1.62
Also on Medicaid30%
Dr. Roizenblatt's Medicare patients by age, 2024
Dr. Roizenblatt's Medicare patients by sex, 2024
- Women34154%
- Men28746%
Chronic conditions among Dr. Roizenblatt's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes47%
- Arthritis43%
- Chronic kidney disease32%
- Ischemic heart disease32%
- Heart failure21%
- Anxiety20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Roizenblatt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roberto Roizenblatt wrote 700 Medicare Part D claims in 2024
In 2024, Dr. Roizenblatt wrote 700 Medicare Part D claims for 187 patients. 78% of them were for generic drugs. CMS names the drug for 630 of them, across 12 drugs with 11 or more claims each, at $24,542 in total drug cost. In 2023, CMS named 583 claims across 10 drugs.
Part D claims, 2024700
Drugs named by CMS12
Total drug cost$24,542
Part D patients187
Dr. Roizenblatt's Part D claims by kind of drug, 2024
- Generic543 claims78%
- Brand-name157 claims22%
Dr. Roizenblatt'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: 5832024: 6308%
Drugs named by CMS: 12 in 2024, 10 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. Roberto Roizenblatt scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Roizenblatt for performance year 2024, reported as part of a group. Dr. Roizenblatt accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Roizenblatt's MIPS scores, performance year 2024
- 88of 100Final score
- 86.2of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Cataract surgery: 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. Roberto Roizenblatt has 3 publications on record
Dmand AI links 3 papers to Dr. Roizenblatt, published from 2011 to 2022. Dr. Roizenblatt's most frequent co-authors are Jonathan S. Chang, MD, Ronald N. Gaster, MD and Jesse J. Jung, MD.
Papers3
Years published2011 to 2022
Dr. Roizenblatt's most frequent co-authors
- Jonathan S. Chang, MD1 shared paper
- Ronald N. Gaster, MD1 shared paper
- Jesse J. Jung, MD1 shared paper
Recent publications by Dr. Roizenblatt
Invest Ophthalmol Vis Sci
CorneaCross-Linking ReagentsDisease Models, Animal
Ophthalmology
Fluorescein AngiographyGlomerulonephritis, MembranoproliferativeOptical Imaging
See who Dr. Roizenblatt researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Roizenblatt works with, so you can find a warm path to the right retina specialist (ophthalmology) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Roberto Roizenblatt received $6,851 in industry payments from 2016 to 2025
CMS Open Payments shows 147 general payments to Dr. Roizenblatt from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 84% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $1,533.
General payments to Dr. Roizenblatt by program year, 2016 to 2025
General payments to Dr. Roizenblatt by kind, 2016 to 2025
$6.9Kin total
- Food and beverage$5,78284%
- Consulting fees$85012%
- Education$991%
- Entertainment$601%
- Other$601%
Companies that paid Dr. Roizenblatt 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. Roberto Roizenblatt graduated from Universidade de Sao Paulo Faculty of Medicine
Dr. Roizenblatt graduated from Universidade de Sao Paulo Faculty of Medicine in 1997.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Sources for Dr. Roberto Roizenblatt'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) |
| 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 |
| 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. Roberto Roizenblatt
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. Roberto Roizenblatt's NPI number?
Dr. Roberto Roizenblatt's NPI number is 1952564064. It was assigned on July 8, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Roberto Roizenblatt?
Dr. Roberto Roizenblatt is a retina specialist (ophthalmology) physician in Long Beach, California. The primary specialty in the NPI Registry is Retina Specialist (Ophthalmology) Physician (taxonomy code 207WX0107X).
Where does Dr. Roberto Roizenblatt practice?
Dr. Roizenblatt practices at 3828 Schaufele Ave Ste 360, Long Beach, CA 90808-1793. Dr. Roizenblatt's primary practice is Long Beach Retina in Long Beach, California. Dmand AI also links Dr. Roizenblatt to 4 medical groups, 3 group practices and clinics and 1 ambulatory surgery center.
What is Dr. Roberto Roizenblatt's office phone number?
The practice phone on file for Dr. Roizenblatt is (562) 444-8504.
What is Dr. Roberto Roizenblatt's medical license number?
Dr. Roizenblatt holds California license A109738.
Does Dr. Roberto Roizenblatt accept Medicare?
Yes. CMS data shows Dr. Roizenblatt billed Medicare for 3,230 services in 2024, and Dr. Roizenblatt accepts Medicare assignment.
What is Dr. Roberto Roizenblatt's MIPS score?
Dr. Roizenblatt's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Roberto Roizenblatt see?
CMS counts 628 Medicare patients who saw Dr. Roizenblatt in 2024, with an average age of 75.
Is Dr. Roberto Roizenblatt board certified?
Yes. Dr. Roizenblatt is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Roberto Roizenblatt bill to Medicare?
In 2024, Dr. Roizenblatt's most billed Medicare services were eye exam or test (92134), surgery: eye (67028) and eye exam or test (92012).
Show 6 more questionsShow fewer questions
Where did Dr. Roberto Roizenblatt go to medical school?
Dr. Roizenblatt graduated from Universidade de Sao Paulo Faculty of Medicine in 1997.
What drugs does Dr. Roberto Roizenblatt prescribe most?
In 2024 Medicare Part D data, Dr. Roizenblatt's most prescribed drugs by claims were Ketorolac Tromethamine, Neomycin-Polymyxin-Dexameth and Latanoprost.
Has Dr. Roberto Roizenblatt received payments from drug or device companies?
CMS Open Payments shows $6,851 in general payments to Dr. Roizenblatt from 22 companies from 2016 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Roberto Roizenblatt been practicing?
Dr. Roizenblatt graduated from medical school in 1997, 29 years ago.
Does Dr. Roberto Roizenblatt do research?
Dmand AI links 3 publications to Dr. Roizenblatt, published from 2011 to 2022.
Who does Dr. Roberto Roizenblatt publish with?
Dr. Roizenblatt's most frequent co-authors are Jonathan S. Chang, MD (1 shared paper), Ronald N. Gaster, MD (1 shared paper) and Jesse J. Jung, MD (1 shared paper).
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