Francis Amado Dizon Mercado, M.D.
Internal Medicine Physician · Gig Harbor, WA
Francis Amado Dizon Mercado, M.D. is an internal medicine physician with a practice address in Gig Harbor, Washington, and NPI 1225223878, issued on Sep 6, 2007. Check the license (Washington MD00049123, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Francis Amado Dizon Mercado
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00049123 WA
Self-reported in NPPES; status is on the state search - Practice location
- 6401 Kimball Dr, Gig Harbor, WA 98335
- Phone
- (253) 858-9192
- Enumerated
- Sep 6, 2007
- Record last updated
- May 10, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 8513632 WA
- Medicare enrollment
- Enrolled (PECOS I20080827000473); 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 6401 Kimball Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jesus Casino, M.D.Internal Medicine Physician1417260126
- Paz Ivy Corro-Casino, MDInternal Medicine Physician1417330853
- Gregory Ennis, M.D.Family Medicine Physician1245220672
- Lisa Hashman, MDPediatrics Physician1619020070
Verify Francis Amado Dizon Mercado in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00049123Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Franciscan Medical GroupPuyallup, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Francis Amado Dizon Mercado among 3,079 internal medicine physician records in Washington
Francis Amado Dizon Mercado, M.D. 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 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2003 · median 2006 among the 1,852 with a school on file
- Record last updated2010 · 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).
19 internal medicine physician records list a practice address in Gig Harbor
They are 19 of the 1,206 NPPES records with a practice address in Gig Harbor, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Gig Harbor → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jesus Casino, M.D.Gig Harbor, WA 983351417260126
- Diane Combs, MDGig Harbor, WA 983351598717340
- Paz Ivy Corro-Casino, MDGig Harbor, WA 983351417330853
- Leah Inman, D.O.Gig Harbor, WA 983351235369570
- Corrie Naasz, MDGig Harbor, WA 983351417982505
- Yancey Sloane, MDGig Harbor, WA 983351760455745
- Jay Sullivan, D.O.Gig Harbor, WA 983351396984894
- Valerie Sutherland, MDGig Harbor, WA 983351962493684
Common questions
What is Francis Amado Dizon Mercado, M.D.'s NPI number?
Francis Amado Dizon Mercado, M.D.'s National Provider Identifier (NPI) is 1225223878, issued on Sep 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Francis Amado Dizon Mercado, M.D. located?
The NPPES record lists a practice address at 6401 Kimball Dr, Gig Harbor, WA, 98335. Phone: (253) 858-9192. Providers update this record themselves, so call before visiting.
How can I verify Francis Amado Dizon Mercado, M.D.'s license?
NPPES lists Washington license number MD00049123, 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.
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.