Hernando Alfonso, OD
- Medicare patients, 2024
- 119
- Part D claims, 2024
- 225
- Industry payments
- $14
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 499 Main St, New Rochelle, NY 10801
- Practice phone
- Call (914) 235-5222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optical On Main Inc
New Rochelle, New York
Find Hernando Alfonso'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.
Hernando Alfonso is an optometrist in New Rochelle, New York
Hernando Alfonso practices at Optical On Main Inc in New Rochelle, New York.
Hernando Alfonso's NPI, 1871561134, was assigned on March 10, 2006. Hernando Alfonso graduated from State University of New York - State College Optometry in 1987. Hernando Alfonso holds New York license TUV004751-1.
- NPI
- 1871561134NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597855635
- NPI enumeration date
- March 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (914) 235-5222
- 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)
Hernando Alfonso practices at Optical on Main Inc in New Rochelle, New York
Hernando Alfonso's primary practice is Optical on Main Inc, at 499 Main St, New Rochelle, NY 10801 in Westchester County. The practice phone is (914) 235-5222.
- Optical on Main Inc499 Main St, New Rochelle, NY 10801 · Westchester CountyPhone(914) 235-5222
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Hernando Alfonso is affiliated with 3 sites of care and 2 medical groups
Hernando Alfonso's primary practice is Optical On Main Inc in New Rochelle, New York. Dmand AI also links Hernando Alfonso to 2 group practices and clinics and 2 medical groups, each 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 Hernando Alfonso's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hernando Alfonso practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optical On Main Inc | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Hernando Alfonso is one of 2,393 optometrists in New York
Optometrist is Hernando Alfonso's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Hernando Alfonso is licensed in New York.
Specialties and state licenses
- Optometrist, New YorkPrimary
Optometrists near Hernando Alfonso
Counts of optometrists 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
Hernando Alfonso treated 119 Medicare patients in 2024, average age 75
CMS counts 119 Medicare patients who saw Hernando Alfonso in 2024. The largest group is 75 to 84, with 50 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 52% are also on Medicaid. Their average risk score is 1.51, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Hernando Alfonso's median patient age at 49, with 59% women.
Hernando Alfonso's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Hernando Alfonso's Medicare patients by sex, 2024
- Women6857%
- Men5143%
Chronic conditions among Hernando Alfonso's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes50%
- Arthritis44%
- Ischemic heart disease28%
- Chronic kidney disease25%
- Anxiety17%
- COPD16%
Share of Medicare patients with each condition. A patient can have several.
Hernando Alfonso's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Hernando Alfonso wrote 225 Medicare Part D claims in 2024
In 2024, Hernando Alfonso wrote 225 Medicare Part D claims for 90 patients. 72% of them were for generic drugs.
Hernando Alfonso's Part D claims by kind of drug, 2024
- Generic162 claims72%
- Brand-name63 claims28%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Hernando Alfonso takes part in Medicare
Hernando Alfonso 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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Hernando Alfonso received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Hernando Alfonso from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Oyster Point Pharma, Inc. paid the most, $14.
Companies that paid Hernando Alfonso the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Hernando Alfonso graduated from State University of New York - State College Optometry
Hernando Alfonso graduated from State University of New York - State College Optometry in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Hernando Alfonso'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 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 (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) |
| 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 Hernando Alfonso
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hernando Alfonso's NPI number?
Hernando Alfonso's NPI number is 1871561134. It was assigned on March 10, 2006, and it is active in the NPI Registry.
What does Hernando Alfonso specialize in?
Hernando Alfonso is an optometrist in New Rochelle, New York. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Hernando Alfonso practice?
Hernando Alfonso practices at 499 Main St, New Rochelle, NY 10801. Hernando Alfonso's primary practice is Optical On Main Inc in New Rochelle, New York. Dmand AI also links Hernando Alfonso to 2 group practices and clinics and 2 medical groups.
What is Hernando Alfonso's office phone number?
The practice phone on file for Hernando Alfonso is (914) 235-5222.
What is Hernando Alfonso's medical license number?
Hernando Alfonso holds New York license TUV004751-1.
Does Hernando Alfonso accept Medicare?
Yes. CMS lists Hernando Alfonso as accepting Medicare assignment.
How many Medicare patients does Hernando Alfonso see?
CMS counts 119 Medicare patients who saw Hernando Alfonso in 2024, with an average age of 75.
Where did Hernando Alfonso go to medical school?
Hernando Alfonso graduated from State University of New York - State College Optometry in 1987.
Has Hernando Alfonso received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Hernando Alfonso from 1 company from 2025 to 2025. The largest total came from Oyster Point Pharma, Inc.
How long has Hernando Alfonso been practicing?
Hernando Alfonso graduated from medical school in 1987, 39 years ago.
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