Michael L. Matlock, M.D.
Infectious Disease Physician · Olympia, WA
Michael L. Matlock, M.D. is an infectious disease physician with a practice address in Olympia, Washington, and NPI 1922172592, issued on Nov 17, 2006. Check the license (Washington 16540, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Michael L. Matlock
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 16540 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3525 Ensign RD NE, Olympia, WA 98506
- Phone
- (360) 459-1213
- Enumerated
- Nov 17, 2006
- Record last updated
- Apr 2, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (360) 459-0114
- Medicaid ID
- 1904101 WA
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 263 in Washington → Look up another NPI →
Also registered at 3525 Ensign RD NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael L. Matlock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license 16540Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average infectious disease physician in 2024
25 Medicare Part D claims for 11 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
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.
Michael L. Matlock among 263 infectious disease physician records in Washington
Michael L. Matlock, M.D. is one of 263 infectious disease physician records with a practice address in Washington. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 57% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2008 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Washington
There are 263 infectious disease physician records in Washington.
All 263 in Washington → Every provider in Olympia → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- April Ferguson, M.D.Olympia, WA 985061811167588
- Mordechai Groner, M.D.Olympia, WA 985061427347764
- Preeti Kondal, D.O.Olympia, WA 985061205099181
- Kristie Lowry, M.D.Olympia, WA 985061376680256
- Dana Saunders, M.D.Olympia, WA 985061508061656
- Steven Standaert, M.D.Olympia, WA 985061750455317
- Caitlin Bettger, MDJoint Base Lewis McChord, WA 984311043776560
- Tatjana Calvano, D.O.Tacoma, WA 984311932304607
Common questions
What is Michael L. Matlock, M.D.'s NPI number?
Michael L. Matlock, M.D.'s National Provider Identifier (NPI) is 1922172592, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael L. Matlock, M.D. located?
The NPPES record lists a practice address at 3525 Ensign RD NE, Olympia, WA, 98506. Phone: (360) 459-1213. Providers update this record themselves, so call before visiting.
How can I verify Michael L. Matlock, M.D.'s license?
NPPES lists Washington license number 16540, 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 Michael L. Matlock, M.D. prescribe under Medicare Part D?
In 2024, Michael L. Matlock, M.D. had 25 Medicare Part D claims for 11 beneficiaries; the average among infectious disease physician prescribers was 689. 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.