Dr. Stemple D. Johnson, MD
- Medicare services, 2018
- 34
- Medicare patients, 2024
- 19
- Part D claims, 2018
- 17
- MIPS score, 2024
- 98
- Hospital affiliations
- 1
- Practice address
- 123 Medical Center Drive, Brunswick, ME 04011
- Practice phone
- Call (207) 729-0181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. Stemple D. Johnson is a general surgeon in Brunswick, Maine
Dr. Johnson practices at MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth.
Dr. Johnson's NPI, 1023165487, was assigned on January 5, 2007. Dr. Johnson graduated from Loma Linda University School of Medicine in 1974. Dr. Johnson holds Maine license 12197.
- NPI
- 1023165487NPI Registry (opens in a new tab)
- NPI enumeration date
- January 5, 2007
- NPI status
- Active
- Practice phone
- (207) 729-0181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Stemple D. Johnson practices at MaineHealth Mid Coast Hospital in Brunswick, Maine
Dr. Johnson's primary practice is MaineHealth Mid Coast Hospital, at 123 Medical Center Drive, Brunswick, ME 04011 in Cumberland County. The practice phone is (207) 729-0181.
- MaineHealth Mid Coast Hospital123 Medical Center Drive, Brunswick, ME 04011 · Cumberland CountyPhone(207) 729-0181
Source: Dmand AI Affiliation Data
Dr. Stemple D. Johnson is affiliated with 3 sites of care and 1 medical group
Dr. Johnson's primary practice is MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Johnson to 1 more clinical lab and 1 group practice or 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 Dr. Stemple D. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Mid Coast Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stemple D. Johnson is one of 191 general surgeons in Maine
Surgery is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Johnson is licensed in Maine.
Specialties and state licenses
- Surgery, MainePrimary
General surgeons near Dr. Johnson
Counts of general surgeons 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. Stemple D. Johnson billed Medicare for 34 services in 2018
CMS data shows 34 Medicare services from Dr. Johnson across 2 procedure codes in 2018, all of them office visits, for 19 Medicare patients. Medicare paid $1,463 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johnson's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 1392018: 3476%
Dr. Johnson compared with the Maine median for general surgeons, 2018
- Dr. Johnson
- Maine median
- Medicare services
- 34vs 7856% below
- Medicare patients
- 19vs 8979% below
- Part D claims
- 17vs 2737% below
Medians across 191 general surgeons in Maine with Dmand AI profiles that report each measure.
Dr. Johnson's most billed Medicare procedure codes, 2018
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. Stemple D. Johnson treated 19 Medicare patients in 2024, average age 75
CMS counts 19 Medicare patients who saw Dr. Johnson in 2024. 75% of them have high cholesterol, and 68% have high blood pressure. Their average risk score is 1.74, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 68, with 22% women.
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure68%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women22%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stemple D. Johnson wrote 17 Medicare Part D claims in 2018
In 2018, Dr. Johnson wrote 17 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $161 in total drug cost. In 2017, CMS named 36 claims across 2 drugs.
Dr. Johnson's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 362018: 1753%
Drugs named by CMS: 1 in 2018, 2 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Stemple D. Johnson scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Johnson for performance year 2024, reported through an alternative payment model (APM).
Dr. Johnson's MIPS scores, performance year 2024
- 98of 100Final score
- 83.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stemple D. Johnson graduated from Loma Linda University School of Medicine
Dr. Johnson graduated from Loma Linda University School of Medicine in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stemple D. Johnson'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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. Stemple D. Johnson
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. Stemple D. Johnson's NPI number?
Dr. Stemple D. Johnson's NPI number is 1023165487. It was assigned on January 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Stemple D. Johnson?
Dr. Stemple D. Johnson is a general surgeon in Brunswick, Maine. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Stemple D. Johnson practice?
Dr. Johnson practices at 123 Medical Center Drive, Brunswick, ME 04011. Dr. Johnson's primary practice is MaineHealth Mid Coast Hospital in Brunswick, Maine, part of MaineHealth. Dmand AI also links Dr. Johnson to 1 clinical lab and 1 group practice or clinic.
What is Dr. Stemple D. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (207) 729-0181.
What is Dr. Stemple D. Johnson's medical license number?
Dr. Johnson holds Maine license 12197.
Which hospitals is Dr. Stemple D. Johnson affiliated with?
Dr. Johnson practices at MaineHealth Mid Coast Hospital in Brunswick, Maine.
What medical group is Dr. Stemple D. Johnson part of?
Dr. Johnson is linked to MaineHealth Primary Care - Family Medicine - Portland.
Does Dr. Stemple D. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 34 services in 2018.
What is Dr. Stemple D. Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Stemple D. Johnson see?
CMS counts 19 Medicare patients who saw Dr. Johnson in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Stemple D. Johnson bill to Medicare?
In 2018, Dr. Johnson's most billed Medicare services were office visit, established patient (99213) and office visit, new patient (99203).
Where did Dr. Stemple D. Johnson go to medical school?
Dr. Johnson graduated from Loma Linda University School of Medicine in 1974.
What drugs does Dr. Stemple D. Johnson prescribe most?
In 2018 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Polyethylene Glycol 3350.
How long has Dr. Stemple D. Johnson been practicing?
Dr. Johnson graduated from medical school in 1974, 52 years ago.
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