Mary Cavanaugh Davies, MD
Internal Medicine Physician · Yakima, WA
Mary Cavanaugh Davies, MD is an internal medicine physician with a practice address in Yakima, Washington, and NPI 1851898845, issued on Apr 7, 2018. Check the license (Washington MD61082126, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Mary Cavanaugh Davies
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD61082126 WA
Self-reported in NPPES; status is on the state search - Practice location
- 12 S 8TH St, Yakima, WA 98901
- Phone
- (509) 454-4143
- Enumerated
- Apr 7, 2018
- Record last updated
- Sep 16, 2024
- Fax
- (509) 454-4115
- Medicare enrollment
- Enrolled (PECOS I20220901000897); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 12 S 8TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine AikinWomen's Health Nurse Practitioner1518506005
- Angelica Alcala-SanchezRegistered Nurse1861012882
- Veronica Alcaraz Sandoval, RNRegistered Nurse1821522426
- Jeannie Appelhof, RDHDental Hygienist1053446591
- Blanca ArroyoCase Manager/Care Coordinator1851916639
- Nana Asiedu-Ofei, M.DPediatrics Physician1861829012
Verify Mary Cavanaugh Davies in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61082126Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average internal medicine physician in 2024
3,614 Medicare Part D claims for 346 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 36 claims were for opioids.
Most prescribed
- Atorvastatin Calcium238 claims
- Amlodipine Besylate142 claims
- Lisinopril133 claims
- Albuterol Sulfate Hfa131 claims
- Omeprazole99 claims
- Levothyroxine Sodium95 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Yakima Neighborhood Health ServicesYakima, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Cavanaugh Davies among 3,079 internal medicine physician records in Washington
Mary Cavanaugh Davies, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.
- NPI issued2018 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2006 among the 1,852 with a school on file
- Record last updated2024 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
49 internal medicine physician records list a practice address in Yakima
They are 49 of the 3,970 NPPES records with a practice address in Yakima, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Yakima → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Daniel ColeYakima, WA 989011982066437
- Daniel DoorninkYakima, WA 989011003837949
- Nathanael Eisenhut, DOYakima, WA 989011992157424
- Richard IversonYakima, WA 989011134772924
- Caryn Jackson, MDYakima, WA 989011952495285
- Nigel Jagoo, DOYakima, WA 989011154907806
- Shefali KanalYakima, WA 989011346819158
- Edwin LlamasYakima, WA 989011073192779
Common questions
What is Mary Cavanaugh Davies, MD's NPI number?
Mary Cavanaugh Davies, MD's National Provider Identifier (NPI) is 1851898845, issued on Apr 7, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mary Cavanaugh Davies, MD located?
The NPPES record lists a practice address at 12 S 8TH St, Yakima, WA, 98901. Phone: (509) 454-4143. Providers update this record themselves, so call before visiting.
How can I verify Mary Cavanaugh Davies, MD's license?
NPPES lists Washington license number MD61082126, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary Cavanaugh Davies, MD prescribe under Medicare Part D?
In 2024, Mary Cavanaugh Davies, MD had 3,614 Medicare Part D claims for 346 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.