John Allan Ernst, PhD
- Medicare patients, 2024
- 114
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 1919 N Pearl St Ste C2 Suite C2, Tacoma, WA 98406
- Practice phone
- Call (253) 383-0101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tacoma Psychology
Behavioral health practice · Tacoma, Washington
Find John Ernst'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.
John Allan Ernst is a clinical neuropsychologist in Tacoma, Washington
John Ernst practices at Tacoma Psychology in Tacoma, Washington.
John Ernst's NPI, 1063624104, was assigned on May 3, 2007. John Ernst holds Washington license 953.
- NPI
- 1063624104NPI Registry (opens in a new tab)
- NPI enumeration date
- May 3, 2007
- NPI status
- Active
- Practice phone
- (253) 383-0101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Allan Ernst practices at 2 locations in Tacoma, Washington
John Ernst's primary practice is Tacoma Psychology, at 1919 N Pearl St Ste C2 Suite C2, Tacoma, WA 98406. The practice phone is (253) 383-0101. The NPI Registry lists John Ernst's practice address as 1717 S J St # Ms 02-12, Tacoma, WA 98405.
- Tacoma PsychologyPrimary1919 N Pearl St Ste C2 Suite C2, Tacoma, WA 98406Phone(253) 383-0101
- NPI Registry address1717 S J St # Ms 02-12, Tacoma, WA 98405Phone(253) 426-6762
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
John Allan Ernst is affiliated with 1 site of care and 1 medical group
John Ernst's primary practice is Tacoma Psychology in Tacoma, Washington. The medical group on file is Tacoma Psychology.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at John Allan Ernst's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Ernst practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tacoma Psychology | Available with a free account |
Source: Dmand AI Technology Install Data
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John Allan Ernst is one of 42 clinical neuropsychologists in Washington
Clinical neuropsychologist is John Ernst's primary specialty in the NPI Registry, under taxonomy code 103G00000X. John Ernst is licensed in Washington.
Specialties and state licenses
- Clinical neuropsychologist, WashingtonPrimary
Clinical neuropsychologists near John Ernst
Counts of clinical neuropsychologists 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
John Allan Ernst treated 114 Medicare patients in 2024, average age 77
CMS counts 114 Medicare patients who saw John Ernst in 2024. The largest group is 75 to 84, with 53 patients. 75% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 0.96, where 1.00 is the Medicare average.
John Ernst's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John Ernst's Medicare patients by sex, 2024
- Women5346%
- Men6154%
Chronic conditions among John Ernst's Medicare patients, 2024
- High cholesterol75%
- High blood pressure61%
- Arthritis49%
- Mood disorders36%
- Depression33%
- Alzheimer's and dementia32%
- Anxiety32%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sources for John Allan Ernst'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Medicare Physician & Other Practitioners - by Provider (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 John Allan Ernst
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Allan Ernst's NPI number?
John Allan Ernst's NPI number is 1063624104. It was assigned on May 3, 2007, and it is active in the NPI Registry.
What does John Allan Ernst specialize in?
John Allan Ernst is a clinical neuropsychologist in Tacoma, Washington. The primary specialty in the NPI Registry is Clinical Neuropsychologist (taxonomy code 103G00000X).
Where does John Allan Ernst practice?
John Ernst practices at 1919 N Pearl St Ste C2 Suite C2, Tacoma, WA 98406. John Ernst also practices at 1717 S J St # Ms 02-12, Tacoma, WA 98405. John Ernst's primary practice is Tacoma Psychology in Tacoma, Washington.
What is John Allan Ernst's office phone number?
The practice phone on file for John Ernst is (253) 383-0101.
What is John Allan Ernst's medical license number?
John Ernst holds Washington license 953.
What medical group is John Allan Ernst part of?
John Ernst is linked to Tacoma Psychology.
How many Medicare patients does John Allan Ernst see?
CMS counts 114 Medicare patients who saw John Ernst in 2024, with an average age of 77.
How long has John Allan Ernst been practicing?
John Ernst's NPI was assigned in 2007.
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