Joseph Owen Merrill
- Medicare services, 2024
- 124
- Medicare patients, 2024
- 56
- Part D claims, 2024
- 2,052
- Publications
- 59
- MIPS score, 2024
- 94
- Practice address
- 325 9th Avenue, Seattle, WA 98104
- Practice phone
- Call (206) 744-9535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Joseph Merrill'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.
Joseph Owen Merrill is an internist in Seattle, Washington
Joseph Merrill practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.
Joseph Merrill's NPI, 1235215013, was assigned on October 27, 2006. Joseph Merrill graduated from Yale University School of Medicine in 1990. Joseph Merrill holds Washington license MD00033580.
- NPI
- 1235215013NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597892257
- NPI enumeration date
- October 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (206) 744-9535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Joseph Owen Merrill practices at Harborview Medical Center in Seattle, Washington
Joseph Merrill's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.
- Harborview Medical Center325 9th Avenue, Seattle, WA 98104 · King CountyPhone(206) 744-9535
Source: Dmand AI Affiliation Data
Joseph Owen Merrill is affiliated with 2 sites of care and 2 medical groups
Joseph Merrill's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. The medical group on file is UW Physicians. Dmand AI also links Joseph Merrill to 1 more hospital and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Joseph Owen Merrill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joseph Merrill practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harborview Medical Center | Available with a free account |
| +1 more site and 1 medical group | 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 University of Washington and 6.2K+ hospitals, with verified contacts in the same login.
Joseph Owen Merrill is one of 2,689 internists in Washington
Internal medicine is Joseph Merrill's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Joseph Merrill is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Joseph Merrill
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
Joseph Owen Merrill billed Medicare for 124 services in 2024
CMS data shows 124 Medicare services from Joseph Merrill across 3 procedure codes in 2024, for 56 Medicare patients. Medicare paid $5,838 for them. Every service was in a facility, such as a hospital, rather than an office.
Joseph Merrill's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1032024: 8418%
- Other services
- 2023: 02024: 40
Joseph Merrill compared with the Washington median for internists, 2024
- Joseph Merrill
- Washington median
- Medicare services
- 124vs 36466% below
- Medicare patients
- 56vs 16566% below
- Part D claims
- 1,576vs 1828.7 times
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Joseph Merrill'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.
Need commercial claims for Joseph Merrill?
Medicare shows one payer. Book a meeting to get commercial claims data for Joseph Merrill and other internists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Joseph Owen Merrill treated 56 Medicare patients in 2024, average age 67
CMS counts 56 Medicare patients who saw Joseph Merrill in 2024. The largest group is 65 to 74, with 24 patients. 54% of them have high blood pressure, and 41% have mood disorders. 61% are also on Medicaid. Their average risk score is 1.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Joseph Merrill's median patient age at 56, with 37% women.
Joseph Merrill's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Joseph Merrill's Medicare patients by sex, 2024
- Women2138%
- Men3563%
Chronic conditions among Joseph Merrill's Medicare patients, 2024
- High blood pressure54%
- Mood disorders41%
- Depression39%
- Arthritis36%
- Anxiety34%
- High cholesterol34%
- Diabetes32%
- Alcohol and drug use disorders25%
Share of Medicare patients with each condition. A patient can have several.
Joseph Merrill's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women37%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Joseph Owen Merrill wrote 2,052 Medicare Part D claims in 2024
In 2024, Joseph Merrill wrote 2,052 Medicare Part D claims for 77 patients. 77% of them were for generic drugs. CMS names the drug for 1,576 of them, across 53 drugs with 11 or more claims each, at $604,347 in total drug cost. In 2023, CMS named 1,804 claims across 63 drugs.
Joseph Merrill's Part D claims by kind of drug, 2024
- Generic1,585 claims77%
- Brand-name448 claims22%
- Other19 claims1%
Joseph Merrill'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 Joseph Merrill's Part D claims, 2024
- Opioids8%155 of 2,052 claims
- Antipsychotics, patients 65 and over1%16 of 2,052 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: 1,8042024: 1,57613%
Drugs named by CMS: 53 in 2024, 63 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
Joseph Owen Merrill 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 Joseph Merrill for performance year 2024, reported through an alternative payment model (APM). Joseph Merrill accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Joseph Merrill as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Joseph Merrill'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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Joseph Owen Merrill has 59 publications on record
Dmand AI links 59 papers to Joseph Merrill, published from 2010 to 2024. 2021 was the busiest year, with 8. The most frequent topics are Opioid-Related Disorders, Analgesics, Opioid and Buprenorphine. Joseph Merrill has published most often in AIDS Behav. Joseph Merrill's most frequent co-authors are Judith Ihseen Tsui, MD, Jared Wilson Klein, MD and Katharine A. Bradley, MD.
Joseph Merrill's papers by year, 2014 to 2024
Topics Joseph Merrill writes about most
- Opioid-Related Disorders
- Analgesics, Opioid
- Buprenorphine
- Opiate Substitution Treatment
- Primary Health Care
- Narcotic Antagonists
- Chronic Pain
- HIV Infections
Joseph Merrill's most frequent co-authors
- Judith Ihseen Tsui, MD19 shared papers
- Jared Wilson Klein, MD10 shared papers
- Katharine A. Bradley, MD8 shared papers
Recent publications by Joseph Merrill
Contemp Clin Trials
See who Joseph Merrill researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Joseph Merrill works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Joseph Owen Merrill graduated from Yale University School of Medicine
Joseph Merrill graduated from Yale University School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Joseph Owen Merrill'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Joseph Owen Merrill
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joseph Owen Merrill's NPI number?
Joseph Owen Merrill's NPI number is 1235215013. It was assigned on October 27, 2006, and it is active in the NPI Registry.
What does Joseph Owen Merrill specialize in?
Joseph Owen Merrill is an internist in Seattle, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Joseph Owen Merrill practice?
Joseph Merrill practices at 325 9th Avenue, Seattle, WA 98104. Joseph Merrill's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Joseph Merrill to 1 hospital and 1 medical group.
What is Joseph Owen Merrill's office phone number?
The practice phone on file for Joseph Merrill is (206) 744-9535.
What is Joseph Owen Merrill's medical license number?
Joseph Merrill holds Washington license MD00033580.
Which hospitals is Joseph Owen Merrill affiliated with?
Joseph Merrill practices at Harborview Medical Center in Seattle, Washington. Dmand AI links Joseph Merrill to 1 more hospital.
What medical group is Joseph Owen Merrill part of?
Joseph Merrill is linked to UW Physicians. Dmand AI links Joseph Merrill to 1 more medical group.
Does Joseph Owen Merrill accept Medicare?
Yes. CMS data shows Joseph Merrill billed Medicare for 124 services in 2024, and Joseph Merrill accepts Medicare assignment.
Does Joseph Owen Merrill offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Joseph Merrill as offering telehealth services.
What is Joseph Owen Merrill's MIPS score?
Joseph Merrill's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
Show 7 more questionsShow fewer questions
How many Medicare patients does Joseph Owen Merrill see?
CMS counts 56 Medicare patients who saw Joseph Merrill in 2024, with an average age of 67.
What services does Joseph Owen Merrill bill to Medicare?
In 2024, Joseph Merrill's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Joseph Owen Merrill go to medical school?
Joseph Merrill graduated from Yale University School of Medicine in 1990.
What drugs does Joseph Owen Merrill prescribe most?
In 2024 Medicare Part D data, Joseph Merrill's most prescribed drugs by claims were Gabapentin, Rosuvastatin Calcium and Buprenorphine-Naloxone.
How long has Joseph Owen Merrill been practicing?
Joseph Merrill graduated from medical school in 1990, 36 years ago.
Does Joseph Owen Merrill do research?
Dmand AI links 59 publications to Joseph Merrill, published from 2010 to 2024.
Who does Joseph Owen Merrill publish with?
Joseph Merrill's most frequent co-authors are Judith Ihseen Tsui, MD (19 shared papers), Jared Wilson Klein, MD (10 shared papers) and Katharine A. Bradley, MD (8 shared papers).
Selling to internal medicine practices?
See internists in Washington by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card