Dr. Emery Joseph Johnston, MD
- Medicare services, 2024
- 217
- Medicare patients, 2024
- 227
- Part D claims, 2024
- 279
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 1 Elliot Way, Manchester, NH 03103
- Practice phone
- Call (603) 669-5300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnston's professional email, personal email and mobile number
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Dr. Emery Joseph Johnston is an emergency medicine physician in Manchester, New Hampshire
Dr. Johnston practices at Elliot Hospital in Manchester, New Hampshire, part of SolutionHealth.
Dr. Johnston's NPI, 1356371918, was assigned on July 3, 2006. Dr. Johnston graduated from University of Utah School of Medicine in 1990. Dr. Johnston holds Massachusetts license 255344.
- NPI
- 1356371918NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698766871
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (603) 669-5300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Emery Joseph Johnston practices at Elliot Hospital in Manchester, New Hampshire
Dr. Johnston's primary practice is Elliot Hospital, at 1 Elliot Way, Manchester, NH 03103 in Hillsborough County. The practice phone is (603) 669-5300.
- Elliot Hospital1 Elliot Way, Manchester, NH 03103 · Hillsborough CountyPhone(603) 669-5300
Source: Dmand AI Affiliation Data
Dr. Emery Joseph Johnston is affiliated with 2 sites of care and 1 medical group
Dr. Johnston's primary practice is Elliot Hospital in Manchester, New Hampshire, part of SolutionHealth. The medical group on file is Elliot Pediatric Rehabilitation Services. Dmand AI also links Dr. Johnston to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Emery Joseph Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnston practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Elliot Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Emery Joseph Johnston is one of 298 emergency medicine physicians in New Hampshire
Emergency medicine is Dr. Johnston's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Johnston is licensed in Massachusetts.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
Emergency medicine physicians near Dr. Johnston
Counts of emergency medicine physicians 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
Dr. Emery Joseph Johnston billed Medicare for 217 services in 2024
CMS data shows 217 Medicare services from Dr. Johnston across 5 procedure codes in 2024, for 227 Medicare patients. Medicare paid $14,897 for them.
Dr. Johnston's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1882024: 21715%
Where Dr. Johnston's Medicare services took place, 2024
- In an office17078%
- In a facility4722%
Dr. Johnston compared with the New Hampshire median for emergency medicine physicians, 2024
- Dr. Johnston
- New Hampshire median
- Medicare services
- 217vs 2399% below
- Medicare patients
- 227vs 26615% below
- Part D claims
- 159vs 443.6 times
Medians across 328 emergency medicine physicians in New Hampshire with Dmand AI profiles that report each measure.
Dr. Johnston'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Emery Joseph Johnston treated 227 Medicare patients in 2024, average age 72
CMS counts 227 Medicare patients who saw Dr. Johnston in 2024. The largest group is 75 to 84, with 88 patients. 73% of them have high cholesterol, and 66% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnston's median patient age at 35, with 57% women.
Dr. Johnston's Medicare patients by age, 2024
Dr. Johnston's Medicare patients by sex, 2024
- Women14664%
- Men8136%
Chronic conditions among Dr. Johnston's Medicare patients, 2024
- High cholesterol73%
- High blood pressure66%
- Arthritis51%
- Mood disorders35%
- Anxiety33%
- Depression30%
- Asthma22%
- COPD22%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 35
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Emery Joseph Johnston wrote 279 Medicare Part D claims in 2024
In 2024, Dr. Johnston wrote 279 Medicare Part D claims for 189 patients. 89% of them were for generic drugs. CMS names the drug for 159 of them, across 7 drugs with 11 or more claims each, at $1,444 in total drug cost. In 2023, CMS named 129 claims across 6 drugs.
Dr. Johnston's Part D claims by kind of drug, 2024
- Generic249 claims89%
- Brand-name and other30 claims11%
Dr. Johnston'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.
Drug classes CMS tracks in Dr. Johnston's Part D claims, 2024
- Antibiotics38%105 of 279 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1292024: 15923%
Drugs named by CMS: 7 in 2024, 6 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
How Dr. Emery Joseph Johnston takes part in Medicare
Dr. Johnston accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Emery Joseph Johnston graduated from University of Utah School of Medicine
Dr. Johnston graduated from University of Utah School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Emery Joseph Johnston'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 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)Doctors and Clinicians Utilization Data (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. Emery Joseph 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 Dr. Emery Joseph Johnston's NPI number?
Dr. Emery Joseph Johnston's NPI number is 1356371918. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Emery Joseph Johnston?
Dr. Emery Joseph Johnston is an emergency medicine physician in Manchester, New Hampshire. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Emery Joseph Johnston practice?
Dr. Johnston practices at 1 Elliot Way, Manchester, NH 03103. Dr. Johnston's primary practice is Elliot Hospital in Manchester, New Hampshire, part of SolutionHealth. Dmand AI also links Dr. Johnston to 1 hospital.
What is Dr. Emery Joseph Johnston's office phone number?
The practice phone on file for Dr. Johnston is (603) 669-5300.
What is Dr. Emery Joseph Johnston's medical license number?
Dr. Johnston holds Massachusetts license 255344.
Which hospitals is Dr. Emery Joseph Johnston affiliated with?
Dr. Johnston practices at Elliot Hospital in Manchester, New Hampshire. Dmand AI links Dr. Johnston to 1 more hospital.
What medical group is Dr. Emery Joseph Johnston part of?
Dr. Johnston is linked to Elliot Pediatric Rehabilitation Services.
Does Dr. Emery Joseph Johnston accept Medicare?
Yes. CMS data shows Dr. Johnston billed Medicare for 217 services in 2024, and Dr. Johnston accepts Medicare assignment.
How many Medicare patients does Dr. Emery Joseph Johnston see?
CMS counts 227 Medicare patients who saw Dr. Johnston in 2024, with an average age of 72.
What services does Dr. Emery Joseph Johnston bill to Medicare?
In 2024, Dr. Johnston's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and emergency department visit (99285).
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Where did Dr. Emery Joseph Johnston go to medical school?
Dr. Johnston graduated from University of Utah School of Medicine in 1990.
What drugs does Dr. Emery Joseph Johnston prescribe most?
In 2024 Medicare Part D data, Dr. Johnston's most prescribed drugs by claims were Albuterol Sulfate Hfa, Naproxen and Prednisone.
How long has Dr. Emery Joseph Johnston been practicing?
Dr. Johnston graduated from medical school in 1990, 36 years ago.
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