Alan B. Johnston, PA

  • Woodsville, NH
  • Physician assistant
NPI1518976943PAC ID5991701443
Part D claims, 2024
228
Hospital affiliations
1
Medical group
1
State license
1
Year NPI issued
2006
Practice address
90 Swiftwater Rd, Woodsville, NH 03785
Practice phone
Call (603) 747-9000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Cottage Hospital

Hospital · Woodsville, New Hampshire

See all 2 affiliations

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Alan B. Johnston is a physician assistant in Woodsville, New Hampshire

Alan Johnston practices at Cottage Hospital in Woodsville, New Hampshire, part of Cottage Hospital.

Alan Johnston's NPI, 1518976943, was assigned on August 5, 2006. Alan Johnston holds New Hampshire license 0558.

NPI and contact details
Medicare PAC ID
5991701443
NPI enumeration date
August 5, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(603) 747-9000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
63
Medical school graduation
1989

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Alan B. Johnston practices at Cottage Hospital in Woodsville, New Hampshire

Alan Johnston's primary practice is Cottage Hospital, at 90 Swiftwater Rd, Woodsville, NH 03785 in Grafton County. The practice phone is (603) 747-9000.

  • Cottage Hospital
    90 Swiftwater Rd, Woodsville, NH 03785 · Grafton CountyPhone(603) 747-9000

Source: Dmand AI Affiliation Data

Alan B. Johnston is affiliated with 1 site of care and 1 medical group

Alan Johnston's primary practice is Cottage Hospital in Woodsville, New Hampshire, part of Cottage Hospital. The medical group on file is Cottage Hospital. Alan Johnston's employer is on file too: a hospital.

See all 2 affiliations for Alan Johnston

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Alan B. Johnston's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Alan Johnston practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Cottage HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Alan B. Johnston is one of 192 physician assistants in New Hampshire

Medical is Alan Johnston's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Alan Johnston is licensed in New Hampshire.

Specialties and state licenses

  • Medical physician assistant, New HampshirePrimaryLicense 0558 · taxonomy 363AM0700X

Physician assistants near Alan Johnston

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

Alan B. Johnston's patients have a median age of 70

Across all payers, Dmand AI patient panel data puts Alan Johnston's median patient age at 70, with 64% women.

Alan Johnston'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

  • Women64%
  • Men36%

Source: Dmand AI Patient Panel Data

Alan B. Johnston wrote 228 Medicare Part D claims in 2024

In 2024, Alan Johnston wrote 228 Medicare Part D claims for 100 patients. 100% of them were for generic drugs.

Part D claims, 2024228
Part D patients100

Drug classes CMS tracks in Alan Johnston's Part D claims, 2024

  • Opioids17%38 of 228 claims
  • Antibiotics14%31 of 228 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

How Alan B. Johnston takes part in Medicare

Alan Johnston 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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Sources for Alan B. Johnston's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Alan B. Johnston

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Alan B. Johnston's NPI number?

Alan B. Johnston's NPI number is 1518976943. It was assigned on August 5, 2006, and it is active in the NPI Registry.

What does Alan B. Johnston specialize in?

Alan B. Johnston is a physician assistant in Woodsville, New Hampshire. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Alan B. Johnston practice?

Alan Johnston practices at 90 Swiftwater Rd, Woodsville, NH 03785. Alan Johnston's primary practice is Cottage Hospital in Woodsville, New Hampshire, part of Cottage Hospital.

What is Alan B. Johnston's office phone number?

The practice phone on file for Alan Johnston is (603) 747-9000.

What is Alan B. Johnston's medical license number?

Alan Johnston holds New Hampshire license 0558.

Which hospitals is Alan B. Johnston affiliated with?

Alan Johnston practices at Cottage Hospital in Woodsville, New Hampshire.

What medical group is Alan B. Johnston part of?

Alan Johnston is linked to Cottage Hospital.

Does Alan B. Johnston accept Medicare?

Yes. CMS lists Alan Johnston as accepting Medicare assignment.

How long has Alan B. Johnston been practicing?

Alan Johnston graduated from medical school in 1989, 37 years ago.

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