Dr. Gretchen Kristine Johnson, MD
- Medicare services, 2024
- 135
- Medicare patients, 2024
- 136
- Part D claims, 2024
- 108
- MIPS score, 2024
- 94
- Hospital affiliations
- 2
- Practice address
- 16251 Sylvester Road SW, Burien, WA 98166
- Practice phone
- Call (206) 431-5237
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Gretchen Kristine Johnson is an emergency medicine physician in Burien, Washington
Dr. Johnson practices at St. Anne Hospital in Burien, Washington, part of CommonSpirit Health.
Dr. Johnson's NPI, 1407936362, was assigned on October 16, 2006. Dr. Johnson graduated from Loma Linda University School of Medicine in 2004. Dr. Johnson holds Washington license MD60417901.
- NPI
- 1407936362NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274772793
- NPI enumeration date
- October 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 431-5237
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gretchen Kristine Johnson practices at St. Anne Hospital in Burien, Washington
Dr. Johnson's primary practice is St. Anne Hospital, at 16251 Sylvester Road SW, Burien, WA 98166 in King County. The practice phone is (206) 431-5237.
- St. Anne Hospital16251 Sylvester Road SW, Burien, WA 98166 · King CountyPhone(206) 431-5237
Source: Dmand AI Affiliation Data
Dr. Gretchen Kristine Johnson is affiliated with 2 sites of care and 2 medical groups
Dr. Johnson's primary practice is St. Anne Hospital in Burien, Washington, part of CommonSpirit Health. Dr. Johnson is also affiliated with UW Medical Center - Montlake. The medical group on file is Highline Emergency Physicians. Dmand AI also links Dr. Johnson to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gretchen Kristine Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Anne Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gretchen Kristine Johnson is one of 1,408 emergency medicine physicians in Washington
Emergency medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Johnson is licensed in Washington.
Specialties and state licenses
- Emergency medicine, WashingtonPrimary
Emergency medicine physicians near Dr. Johnson
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. Gretchen Kristine Johnson billed Medicare for 135 services in 2024
CMS data shows 135 Medicare services from Dr. Johnson across 3 procedure codes in 2024, for 136 Medicare patients. Medicare paid $17,248 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 982024: 13538%
Dr. Johnson compared with the Washington median for emergency medicine physicians, 2024
- Dr. Johnson
- Washington median
- Medicare services
- 135vs 26850% below
- Medicare patients
- 136vs 22339% below
- Part D claims
- 14vs 6177% below
Medians across 1,440 emergency medicine physicians in Washington with Dmand AI profiles that report each measure.
Dr. Johnson'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. Gretchen Kristine Johnson treated 136 Medicare patients in 2024, average age 73
CMS counts 136 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 50 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 30% are also on Medicaid. Their average risk score is 1.67, 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 53, with 57% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women7152%
- Men6548%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Arthritis47%
- Mood disorders38%
- Chronic kidney disease34%
- Ischemic heart disease34%
- Depression33%
- Heart failure33%
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 53
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gretchen Kristine Johnson wrote 108 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 108 Medicare Part D claims for 74 patients. 94% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $103 in total drug cost. In 2022, CMS named 17 claims across 1 drug.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic101 claims94%
- Brand-name and other7 claims6%
Dr. Johnson'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. Johnson's Part D claims, 2024
- Antibiotics31%34 of 108 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 172024: 1418%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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
Dr. Gretchen Kristine Johnson scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Johnson for performance year 2024, reported through an alternative payment model (APM). Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 94of 100Final score
- 74.6of 100Quality
- 100of 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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Dr. Gretchen Kristine Johnson graduated from Loma Linda University School of Medicine
Dr. Johnson graduated from Loma Linda University School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gretchen Kristine 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)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) |
| 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. Gretchen Kristine 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. Gretchen Kristine Johnson's NPI number?
Dr. Gretchen Kristine Johnson's NPI number is 1407936362. It was assigned on October 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gretchen Kristine Johnson?
Dr. Gretchen Kristine Johnson is an emergency medicine physician in Burien, Washington. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Gretchen Kristine Johnson practice?
Dr. Johnson practices at 16251 Sylvester Road SW, Burien, WA 98166. Dr. Johnson's primary practice is St. Anne Hospital in Burien, Washington, part of CommonSpirit Health. Dmand AI also links Dr. Johnson to 1 medical group.
What is Dr. Gretchen Kristine Johnson's office phone number?
The practice phone on file for Dr. Johnson is (206) 431-5237.
What is Dr. Gretchen Kristine Johnson's medical license number?
Dr. Johnson holds Washington license MD60417901.
Which hospitals is Dr. Gretchen Kristine Johnson affiliated with?
Dr. Johnson practices at St. Anne Hospital in Burien, Washington. Dr. Johnson is also affiliated with UW Medical Center - Montlake.
What medical group is Dr. Gretchen Kristine Johnson part of?
Dr. Johnson is linked to Highline Emergency Physicians. Dmand AI links Dr. Johnson to 1 more medical group.
Does Dr. Gretchen Kristine Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 135 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Gretchen Kristine Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Gretchen Kristine Johnson see?
CMS counts 136 Medicare patients who saw Dr. Johnson in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Dr. Gretchen Kristine Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Gretchen Kristine Johnson go to medical school?
Dr. Johnson graduated from Loma Linda University School of Medicine in 2004.
What drugs does Dr. Gretchen Kristine Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Cephalexin.
How long has Dr. Gretchen Kristine Johnson been practicing?
Dr. Johnson graduated from medical school in 2004, 22 years ago.
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