Gerardo R. Melgar, MD
Internal Medicine Physician · Longview, WA
Gerardo R. Melgar, MD is an internal medicine physician with a practice address in Longview, Washington, and NPI 1619903820, issued on Jun 23, 2006. Check the license (Washington MD00034077, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Gerardo R. Melgar
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD00034077 WA
Self-reported in NPPES; status is on the state search - Practice location
- 784 14TH Ave, Longview, WA 98632
- Phone
- (360) 703-6400
- Enumerated
- Jun 23, 2006
- Record last updated
- Jul 25, 2022
- Fax
- (360) 353-6411
- Medicaid IDs
- 1033177 WA
7086523 WA - Medicare enrollment
- Enrolled (PECOS I20060309000300); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 784 14TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeb Bolerjack, RNRegistered Nurse1467940486
- Tresha Carroll, DOFamily Medicine Physician1932132552
- Joanne Freeman, C.P.N.P.Pediatric Registered Nurse1053302778
- Erin Harnish, M.D.Pediatric Adolescent Medicine Physician1982695755
- Karen Kato, M.D.Pediatric Adolescent Medicine Physician1598756967
- Jan Khouri, APRNFamily Nurse Practitioner1043238033
Verify Gerardo R. Melgar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00034077Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,054 Medicare Part D claims for 673 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Albuterol Sulfate Hfa135 claims
- Atorvastatin Calcium133 claims
- Buprenorphine-Naloxone103 claims
- Omeprazole94 claims
- Levothyroxine Sodium84 claims
- Amlodipine Besylate69 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
- Cowlitz Family Health CenterLongview, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerardo R. Melgar among 3,079 internal medicine physician records in Washington
Gerardo R. Melgar, 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1986 · median 2006 among the 1,852 with a school on file
- Record last updated2022 · 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 Longview
They are 49 of the 1,933 NPPES records with a practice address in Longview, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Longview → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rebecca Becker, M.D.Longview, WA 986321881670768
- Bruce Bobek, D.O.Longview, WA 986321225028343
- R. Hughey, MDLongview, WA 986321316943590
- Zeba Kamal, MDLongview, WA 986321417931262
- Gregory Khurtsidze, M.D.Longview, WA 986321396721114
- Richard Kirkpatrick, M.D.Longview, WA 986321851377030
- Michael Naillon, MDLongview, WA 986321881649994
- Patricia Peterson, MDLongview, WA 986321992706436
Common questions
What is Gerardo R. Melgar, MD's NPI number?
Gerardo R. Melgar, MD's National Provider Identifier (NPI) is 1619903820, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gerardo R. Melgar, MD located?
The NPPES record lists a practice address at 784 14TH Ave, Longview, WA, 98632. Phone: (360) 703-6400. Providers update this record themselves, so call before visiting.
How can I verify Gerardo R. Melgar, MD's license?
NPPES lists Washington license number MD00034077, 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 Gerardo R. Melgar, MD prescribe under Medicare Part D?
In 2024, Gerardo R. Melgar, MD had 2,054 Medicare Part D claims for 673 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.