Dr. Tamara Ellen Merritt, DO
- Part D claims, 2024
- 2,627
- Hospital affiliations
- 2
- Industry payments
- $31
- Medical group
- 1
- State license
- 1
- Practice address
- 817 Commercial Street, Leavenworth, WA 98826
- Practice phone
- Call (509) 548-5815
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Merritt's professional email, personal email and mobile number
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Dr. Tamara Ellen Merritt is a general practice physician in Leavenworth, Washington
Dr. Merritt practices at Cascade Medical in Leavenworth, Washington, part of Cascade Medical.
Dr. Merritt's NPI, 1821022492, was assigned on July 10, 2006. Dr. Merritt graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2003. Dr. Merritt holds Washington license OP00002089.
- NPI
- 1821022492NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406857549
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 548-5815
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Tamara Ellen Merritt practices at Cascade Medical in Leavenworth, Washington
Dr. Merritt's primary practice is Cascade Medical, at 817 Commercial Street, Leavenworth, WA 98826 in Chelan County. The practice phone is (509) 548-5815.
- Cascade Medical817 Commercial Street, Leavenworth, WA 98826 · Chelan CountyPhone(509) 548-5815
Source: Dmand AI Affiliation Data
Dr. Tamara Ellen Merritt is affiliated with 5 sites of care and 1 medical group
Dr. Merritt's primary practice is Cascade Medical in Leavenworth, Washington, part of Cascade Medical. Dr. Merritt is also affiliated with Confluence Health Hospital | Central Campus. The medical group on file is Cascade Medical. Dmand AI also links Dr. Merritt to 2 more home health agencies and 1 hospice, each named with a free account. Dr. Merritt's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Tamara Ellen Merritt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Merritt practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cascade Medical | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Cascade Medical and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Tamara Ellen Merritt is one of 238 general practice physicians in Washington
General practice is Dr. Merritt's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Merritt is licensed in Washington.
Specialties and state licenses
- General practice, WashingtonPrimary
General practice physicians near Dr. Merritt
Counts of general practice 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. Tamara Ellen Merritt's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Merritt's median patient age at 68, with 82% women.
Dr. Merritt'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
- Women82%
- Men18%
Source: Dmand AI Patient Panel Data
Dr. Tamara Ellen Merritt wrote 2,627 Medicare Part D claims in 2024
In 2024, Dr. Merritt wrote 2,627 Medicare Part D claims for 245 patients. 93% of them were for generic drugs. CMS names the drug for 2,129 of them, across 71 drugs with 11 or more claims each, at $68,923 in total drug cost. In 2023, CMS named 2,331 claims across 68 drugs.
Dr. Merritt's Part D claims by kind of drug, 2024
- Generic2,430 claims93%
- Brand-name183 claims7%
- Other14 claims1%
Dr. Merritt'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. Merritt's Part D claims, 2024
- Opioids11%284 of 2,627 claims
- Antibiotics2%52 of 2,627 claims
- Antipsychotics, patients 65 and over2%60 of 2,627 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: 2,3312024: 2,1299%
Drugs named by CMS: 71 in 2024, 68 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. Tamara Ellen Merritt takes part in Medicare
Dr. Merritt accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Dr. Tamara Ellen Merritt received $31 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Merritt from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $31.
Companies that paid Dr. Merritt the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Tamara Ellen Merritt graduated from Kansas City University of Med & Biosciences, College of Osteo Med
Dr. Merritt graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Tamara Ellen Merritt'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 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)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) |
| Industry payments | Open Payments (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. Tamara Ellen Merritt
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. Tamara Ellen Merritt's NPI number?
Dr. Tamara Ellen Merritt's NPI number is 1821022492. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Tamara Ellen Merritt?
Dr. Tamara Ellen Merritt is a general practice physician in Leavenworth, Washington. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Tamara Ellen Merritt practice?
Dr. Merritt practices at 817 Commercial Street, Leavenworth, WA 98826. Dr. Merritt's primary practice is Cascade Medical in Leavenworth, Washington, part of Cascade Medical. Dmand AI also links Dr. Merritt to 2 home health agencies and 1 hospice.
What is Dr. Tamara Ellen Merritt's office phone number?
The practice phone on file for Dr. Merritt is (509) 548-5815.
What is Dr. Tamara Ellen Merritt's medical license number?
Dr. Merritt holds Washington license OP00002089.
Which hospitals is Dr. Tamara Ellen Merritt affiliated with?
Dr. Merritt practices at Cascade Medical in Leavenworth, Washington. Dr. Merritt is also affiliated with Confluence Health Hospital | Central Campus.
What medical group is Dr. Tamara Ellen Merritt part of?
Dr. Merritt is linked to Cascade Medical.
Does Dr. Tamara Ellen Merritt accept Medicare?
Yes. CMS lists Dr. Merritt as accepting Medicare assignment.
Where did Dr. Tamara Ellen Merritt go to medical school?
Dr. Merritt graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2003.
What drugs does Dr. Tamara Ellen Merritt prescribe most?
In 2024 Medicare Part D data, Dr. Merritt's most prescribed drugs by claims were Levothyroxine Sodium, Oxycodone HCl and Omeprazole.
Has Dr. Tamara Ellen Merritt received payments from drug or device companies?
CMS Open Payments shows $31 in general payments to Dr. Merritt from 1 company from 2023 to 2023. The largest total came from Abbott Laboratories.
How long has Dr. Tamara Ellen Merritt been practicing?
Dr. Merritt graduated from medical school in 2003, 23 years ago.
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