Dr. Phillip Evan Merrill, DO
- Medicare services, 2024
- 661
- Medicare patients, 2024
- 523
- Part D claims, 2024
- 149
- Hospital affiliations
- 2
- Medical groups
- 3
- Practice address
- 888 Swift Blvd, Richland, WA 99352
- Practice phone
- Call (509) 946-4611
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Merrill's professional email, personal email and mobile number
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Dr. Phillip Evan Merrill is an emergency medicine physician in Richland, Washington
Dr. Merrill practices at Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services.
Dr. Merrill's NPI, 1124680095, was assigned on July 1, 2019. Dr. Merrill holds Washington license OP61235301.
- NPI
- 1124680095NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537498886
- NPI enumeration date
- July 1, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 946-4611
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Phillip Evan Merrill practices at Kadlec Regional Medical Center in Richland, Washington
Dr. Merrill's primary practice is Kadlec Regional Medical Center, at 888 Swift Blvd, Richland, WA 99352 in Benton County. The practice phone is (509) 946-4611.
- Kadlec Regional Medical Center888 Swift Blvd, Richland, WA 99352 · Benton CountyPhone(509) 946-4611
Source: Dmand AI Affiliation Data
Dr. Phillip Evan Merrill is affiliated with 3 sites of care and 3 medical groups
Dr. Merrill's primary practice is Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services. Dr. Merrill is also affiliated with Prosser Memorial Health Hospital. The medical group on file is Northwest Emergency Physicians. Dmand AI also links Dr. Merrill to 2 more medical groups and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Phillip Evan Merrill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Merrill practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kadlec Regional Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Phillip Evan Merrill is one of 1,408 emergency medicine physicians in Washington
Emergency medicine is Dr. Merrill's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Merrill's licenses on file in 2 states: Washington and Michigan.
Specialties and state licenses
- Emergency medicine, WashingtonPrimary
- Michigan license
Emergency medicine physicians near Dr. Merrill
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. Phillip Evan Merrill billed Medicare for 661 services in 2024
CMS data shows 661 Medicare services from Dr. Merrill across 5 procedure codes in 2024, for 523 Medicare patients. Medicare paid $63,377 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Merrill's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5362024: 5193%
- Tests and treatments
- 2023: 1262024: 14213%
Dr. Merrill compared with the Washington median for emergency medicine physicians, 2024
- Dr. Merrill
- Washington median
- Medicare services
- 661vs 2682.5 times
- Medicare patients
- 523vs 2232.3 times
- Part D claims
- 48vs 6121% below
Medians across 1,440 emergency medicine physicians in Washington with Dmand AI profiles that report each measure.
Dr. 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Phillip Evan Merrill treated 523 Medicare patients in 2024, average age 76
CMS counts 523 Medicare patients who saw Dr. Merrill in 2024. The largest group is 75 to 84, with 205 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.93, 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. Merrill's median patient age at 41, with 56% women.
Dr. Merrill's Medicare patients by age, 2024
Dr. Merrill's Medicare patients by sex, 2024
- Women27553%
- Men24847%
Chronic conditions among Dr. Merrill's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Chronic kidney disease37%
- Diabetes34%
- Ischemic heart disease34%
- Anxiety33%
- Mood disorders33%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 41
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Phillip Evan Merrill wrote 149 Medicare Part D claims in 2024
In 2024, Dr. Merrill wrote 149 Medicare Part D claims for 119 patients. 96% of them were for generic drugs. CMS names the drug for 48 of them, across 3 drugs with 11 or more claims each, at $436 in total drug cost. In 2023, CMS named 51 claims across 3 drugs.
Dr. Merrill's Part D claims by kind of drug, 2024
- Generic143 claims96%
- Brand-name and other6 claims4%
Dr. 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 Dr. Merrill's Part D claims, 2024
- Opioids9%13 of 149 claims
- Antibiotics36%54 of 149 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: 512024: 486%
Drugs named by CMS: 3 in 2024, 3 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. Phillip Evan Merrill takes part in Medicare
Dr. Merrill 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)
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Sources for Dr. Phillip Evan 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) |
| 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. Phillip Evan 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 Dr. Phillip Evan Merrill's NPI number?
Dr. Phillip Evan Merrill's NPI number is 1124680095. It was assigned on July 1, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Phillip Evan Merrill?
Dr. Phillip Evan Merrill is an emergency medicine physician in Richland, Washington. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Phillip Evan Merrill practice?
Dr. Merrill practices at 888 Swift Blvd, Richland, WA 99352. Dr. Merrill's primary practice is Kadlec Regional Medical Center in Richland, Washington, part of Providence Health & Services. Dmand AI also links Dr. Merrill to 2 medical groups and 1 clinical lab.
What is Dr. Phillip Evan Merrill's office phone number?
The practice phone on file for Dr. Merrill is (509) 946-4611.
What is Dr. Phillip Evan Merrill's medical license number?
Dr. Merrill holds Washington license OP61235301, one of the licenses on file in 2 states.
Which states has Dr. Phillip Evan Merrill been licensed in?
Dmand AI has state licenses on file for Dr. Merrill in Washington and Michigan.
Which hospitals is Dr. Phillip Evan Merrill affiliated with?
Dr. Merrill practices at Kadlec Regional Medical Center in Richland, Washington. Dr. Merrill is also affiliated with Prosser Memorial Health Hospital.
What medical group is Dr. Phillip Evan Merrill part of?
Dr. Merrill is linked to Northwest Emergency Physicians. Dmand AI links Dr. Merrill to 2 more medical groups.
Does Dr. Phillip Evan Merrill accept Medicare?
Yes. CMS data shows Dr. Merrill billed Medicare for 661 services in 2024, and Dr. Merrill accepts Medicare assignment.
How many Medicare patients does Dr. Phillip Evan Merrill see?
CMS counts 523 Medicare patients who saw Dr. Merrill in 2024, with an average age of 76.
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What services does Dr. Phillip Evan Merrill bill to Medicare?
In 2024, Dr. Merrill's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
What drugs does Dr. Phillip Evan Merrill prescribe most?
In 2024 Medicare Part D data, Dr. Merrill's most prescribed drugs by claims were Cephalexin, Ondansetron ODT and Cyclobenzaprine HCl.
How long has Dr. Phillip Evan Merrill been practicing?
Dr. Merrill graduated from medical school in 2019, 7 years ago.
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