Derek Wentworth Guarino, OD
- Medicare patients, 2024
- 98
- Part D claims, 2024
- 14
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 789 Central Ave, Dover, NH 03820
- Practice phone
- Call (603) 740-2580
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Derek Guarino'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.
Derek Wentworth Guarino is an optometrist in Dover, New Hampshire
Derek Guarino practices at Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham.
Derek Guarino's NPI, 1427137710, was assigned on November 6, 2006. Derek Guarino graduated from New England College of Optometry in 1995. Derek Guarino holds New Hampshire license 0706.
- NPI
- 1427137710NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355581257
- NPI enumeration date
- November 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 740-2580
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Derek Wentworth Guarino practices at Wentworth-Douglass Hospital in Dover, New Hampshire
Derek Guarino's primary practice is Wentworth-Douglass Hospital, at 789 Central Ave, Dover, NH 03820 in Strafford County. The practice phone is (603) 740-2580.
- Wentworth-Douglass Hospital789 Central Ave, Dover, NH 03820 · Strafford CountyPhone(603) 740-2580
Source: Dmand AI Affiliation Data
Derek Wentworth Guarino is affiliated with 3 sites of care
Derek Guarino's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dmand AI also links Derek Guarino to 1 physician office and 1 therapy and rehab clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Derek Wentworth Guarino's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Derek Guarino practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wentworth-Douglass Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Derek Wentworth Guarino is one of 211 optometrists in New Hampshire
Optometrist is Derek Guarino's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Derek Guarino is licensed in New Hampshire.
Specialties and state licenses
- Optometrist, New HampshirePrimary
Optometrists near Derek Guarino
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
Derek Wentworth Guarino treated 98 Medicare patients in 2024, average age 73
CMS counts 98 Medicare patients who saw Derek Guarino in 2024. The largest group is 65 to 74, with 57 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Derek Guarino's median patient age at 70, with 54% women.
Derek Guarino's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Derek Guarino's Medicare patients by sex, 2024
- Women5253%
- Men4647%
Chronic conditions among Derek Guarino's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis38%
- Diabetes32%
- Ischemic heart disease28%
- Anxiety19%
- Mood disorders17%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Derek Guarino's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women54%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Derek Wentworth Guarino wrote 14 Medicare Part D claims in 2024
In 2024, Derek Guarino wrote 14 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Derek Wentworth Guarino takes part in Medicare
Derek Guarino 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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Derek Wentworth Guarino graduated from New England College of Optometry
Derek Guarino graduated from New England College of Optometry in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Derek Wentworth Guarino'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 DataDmand AI Org Hierarchy 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) |
| 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 Derek Wentworth Guarino
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Derek Wentworth Guarino's NPI number?
Derek Wentworth Guarino's NPI number is 1427137710. It was assigned on November 6, 2006, and it is active in the NPI Registry.
What does Derek Wentworth Guarino specialize in?
Derek Wentworth Guarino is an optometrist in Dover, New Hampshire. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Derek Wentworth Guarino practice?
Derek Guarino practices at 789 Central Ave, Dover, NH 03820. Derek Guarino's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dmand AI also links Derek Guarino to 1 physician office and 1 therapy and rehab clinic.
What is Derek Wentworth Guarino's office phone number?
The practice phone on file for Derek Guarino is (603) 740-2580.
What is Derek Wentworth Guarino's medical license number?
Derek Guarino holds New Hampshire license 0706.
Which hospitals is Derek Wentworth Guarino affiliated with?
Derek Guarino practices at Wentworth-Douglass Hospital in Dover, New Hampshire.
Does Derek Wentworth Guarino accept Medicare?
Yes. CMS lists Derek Guarino as accepting Medicare assignment.
How many Medicare patients does Derek Wentworth Guarino see?
CMS counts 98 Medicare patients who saw Derek Guarino in 2024, with an average age of 73.
Where did Derek Wentworth Guarino go to medical school?
Derek Guarino graduated from New England College of Optometry in 1995.
How long has Derek Wentworth Guarino been practicing?
Derek Guarino graduated from medical school in 1995, 31 years ago.
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