Dr. Emily J. Grossniklaus, MD
- Medicare services, 2020
- 109
- Part D claims, 2019
- 178
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2016
- Practice address
- 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108
- Practice phone
- Call (206) 277-3318
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Seattle VA Medical Center - Behavioral Health
Opioid Treatment Program (Methadone Clinic) · Seattle, Washington
Find Dr. Grossniklaus' 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.
Dr. Emily J. Grossniklaus is an internist in Seattle, Washington
Dr. Grossniklaus practices at Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
Dr. Grossniklaus' NPI, 1003278706, was assigned on March 22, 2016. Dr. Grossniklaus holds Washington license MD60877066.
- NPI
- 1003278706NPI Registry (opens in a new tab)
- NPI enumeration date
- March 22, 2016
- NPI status
- Active
- Practice phone
- (206) 277-3318
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Emily J. Grossniklaus practices at Seattle VA Medical Center - Behavioral Health in Seattle, Washington
Dr. Grossniklaus' primary practice is Seattle VA Medical Center - Behavioral Health, at 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108. The practice phone is (206) 277-3318.
- Seattle VA Medical Center - Behavioral Health1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108Phone(206) 277-3318
Source: Dmand AI Affiliation Data
Dr. Emily J. Grossniklaus is affiliated with 1 site of care
Dr. Grossniklaus' primary practice is Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Emily J. Grossniklaus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grossniklaus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Seattle VA Medical Center - Behavioral Health | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Emily J. Grossniklaus is one of 2,689 internists in Washington
Internal medicine is Dr. Grossniklaus' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grossniklaus is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Grossniklaus
Counts of internists 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. Emily J. Grossniklaus billed Medicare for 109 services in 2020
CMS data shows 109 Medicare services from Dr. Grossniklaus across 3 procedure codes in 2020. Medicare paid $10,297 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Grossniklaus' Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 642020: 10970%
Dr. Grossniklaus compared with the Washington median for internists, 2020
- Dr. Grossniklaus
- Washington median
- Medicare services
- 109vs 36470% below
- Part D claims
- 178vs 182Close to median
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Dr. Grossniklaus' most billed Medicare procedure codes, 2020
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grossniklaus and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Emily J. Grossniklaus' patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Grossniklaus' median patient age at 71, with 0% women.
Dr. Grossniklaus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Emily J. Grossniklaus wrote 178 Medicare Part D claims in 2019
In 2019, Dr. Grossniklaus wrote 178 Medicare Part D claims. They cover 11 drugs, with $8,378 in total drug cost. In 2018, CMS named 292 claims across 14 drugs.
Dr. Grossniklaus' most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 2922019: 17839%
Drugs named by CMS: 11 in 2019, 14 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. Emily J. Grossniklaus'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Emily J. Grossniklaus
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. Emily J. Grossniklaus' NPI number?
Dr. Emily J. Grossniklaus' NPI number is 1003278706. It was assigned on March 22, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Emily J. Grossniklaus?
Dr. Emily J. Grossniklaus is an internist in Seattle, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Emily J. Grossniklaus practice?
Dr. Grossniklaus practices at 1660 South Columbian Way Mail Stop S-116-ATC, Seattle, WA 98108. Dr. Grossniklaus' primary practice is Seattle VA Medical Center - Behavioral Health in Seattle, Washington.
What is Dr. Emily J. Grossniklaus' office phone number?
The practice phone on file for Dr. Grossniklaus is (206) 277-3318.
What is Dr. Emily J. Grossniklaus' medical license number?
Dr. Grossniklaus holds Washington license MD60877066.
Does Dr. Emily J. Grossniklaus accept Medicare?
Yes. CMS data shows Dr. Grossniklaus billed Medicare for 109 services in 2020.
What services does Dr. Emily J. Grossniklaus bill to Medicare?
In 2020, Dr. Grossniklaus' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99233).
What drugs does Dr. Emily J. Grossniklaus prescribe most?
In 2019 Medicare Part D data, Dr. Grossniklaus' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
How long has Dr. Emily J. Grossniklaus been practicing?
Dr. Grossniklaus' NPI was assigned in 2016.
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