Benjamin W. Gersten
- Medicare patients, 2024
- 301
- Part D claims, 2024
- 2,422
- MIPS score, 2024
- 86
- Hospital affiliations
- 4
- Medical groups
- 2
- Practice address
- 605 Lafayette Rd, Portsmouth, NH 03801
- Practice phone
- Call (603) 580-6753
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Core Physicians
Portsmouth, New Hampshire
Find Benjamin Gersten'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.
Benjamin W. Gersten is a physician assistant in Portsmouth, New Hampshire
Benjamin Gersten practices at Core Physicians in Portsmouth, New Hampshire.
Benjamin Gersten's NPI, 1154895951, was assigned on January 15, 2019. Benjamin Gersten holds New Hampshire license 1491.
- NPI
- 1154895951NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799011664
- NPI enumeration date
- January 15, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (603) 580-6753
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Benjamin W. Gersten practices at Core Physicians in Portsmouth, New Hampshire
Benjamin Gersten's primary practice is Core Physicians, at 605 Lafayette Rd, Portsmouth, NH 03801 in Rockingham County. The practice phone is (603) 580-6753.
- Core Physicians605 Lafayette Rd, Portsmouth, NH 03801 · Rockingham CountyPhone(603) 580-6753
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Benjamin W. Gersten is affiliated with 6 sites of care and 2 medical groups
Benjamin Gersten's primary practice is Core Physicians in Portsmouth, New Hampshire. Benjamin Gersten is also affiliated with Portsmouth Regional Hospital. The medical group on file is Core Physicians. Dmand AI also links Benjamin Gersten to 3 more hospitals, 1 group practice or clinic and 1 medical group, 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 Benjamin W. Gersten's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Benjamin Gersten practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Core Physicians | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Benjamin W. Gersten is one of 796 physician assistants in New Hampshire
Physician assistant is Benjamin Gersten's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Benjamin Gersten is licensed in New Hampshire.
Specialties and state licenses
- Physician assistant, New HampshirePrimary
Physician assistants near Benjamin Gersten
Counts of physician assistants 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
Benjamin W. Gersten treated 301 Medicare patients in 2024, average age 72
CMS counts 301 Medicare patients who saw Benjamin Gersten in 2024. The largest group is 65 to 74, with 162 patients. 73% of them have high cholesterol, and 64% have high blood pressure. 9% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Benjamin Gersten's median patient age at 61, with 35% women.
Benjamin Gersten's Medicare patients by age, 2024
Benjamin Gersten's Medicare patients by sex, 2024
- Women12040%
- Men18160%
Chronic conditions among Benjamin Gersten's Medicare patients, 2024
- High cholesterol73%
- High blood pressure64%
- Arthritis39%
- Anxiety31%
- Diabetes22%
- Mood disorders22%
- Depression19%
- Ischemic heart disease19%
Share of Medicare patients with each condition. A patient can have several.
Benjamin Gersten's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women35%
- Men64%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Benjamin W. Gersten wrote 2,422 Medicare Part D claims in 2024
In 2024, Benjamin Gersten wrote 2,422 Medicare Part D claims for 424 patients. 89% of them were for generic drugs.
Benjamin Gersten's Part D claims by kind of drug, 2024
- Generic2,157 claims89%
- Brand-name and other265 claims11%
Drug classes CMS tracks in Benjamin Gersten's Part D claims, 2024
- Opioids1%25 of 2,422 claims
- Antibiotics3%77 of 2,422 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Benjamin W. Gersten scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Benjamin Gersten for performance year 2024, reported through an alternative payment model (APM). Benjamin Gersten accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Benjamin Gersten as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Benjamin Gersten's MIPS scores, performance year 2024
- 86of 100Final score
- 85.9of 100Quality
- 78of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Benjamin W. Gersten'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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 Benjamin W. Gersten
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Benjamin W. Gersten's NPI number?
Benjamin W. Gersten's NPI number is 1154895951. It was assigned on January 15, 2019, and it is active in the NPI Registry.
What does Benjamin W. Gersten specialize in?
Benjamin W. Gersten is a physician assistant in Portsmouth, New Hampshire. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Benjamin W. Gersten practice?
Benjamin Gersten practices at 605 Lafayette Rd, Portsmouth, NH 03801. Benjamin Gersten's primary practice is Core Physicians in Portsmouth, New Hampshire. Dmand AI also links Benjamin Gersten to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Benjamin W. Gersten's office phone number?
The practice phone on file for Benjamin Gersten is (603) 580-6753.
What is Benjamin W. Gersten's medical license number?
Benjamin Gersten holds New Hampshire license 1491, one of 2 state licenses on file.
Which hospitals is Benjamin W. Gersten affiliated with?
Benjamin Gersten is affiliated with Portsmouth Regional Hospital. Dmand AI links Benjamin Gersten to 3 more hospitals.
What medical group is Benjamin W. Gersten part of?
Benjamin Gersten is linked to Core Physicians. Dmand AI links Benjamin Gersten to 1 more medical group.
Does Benjamin W. Gersten accept Medicare?
Yes. CMS lists Benjamin Gersten as accepting Medicare assignment.
Does Benjamin W. Gersten offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Benjamin Gersten as offering telehealth services.
What is Benjamin W. Gersten's MIPS score?
Benjamin Gersten's MIPS final score for performance year 2024 is 86 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Benjamin W. Gersten see?
CMS counts 301 Medicare patients who saw Benjamin Gersten in 2024, with an average age of 72.
How long has Benjamin W. Gersten been practicing?
Benjamin Gersten graduated from medical school in 2019, 7 years ago.
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