Michael Joseph Longo, MD
Cardiovascular Disease Physician · Seattle, WA
Michael Joseph Longo, MD is a cardiovascular disease physician with a practice address in Seattle, Washington, and NPI 1508838467, issued on Feb 6, 2006. Check the license (Washington MD00037280, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Michael Joseph Longo
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- MD00037280 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 9TH Ave, Seattle, WA 98101
- Phone
- (206) 223-6600
- Enumerated
- Feb 6, 2006
- Record last updated
- Aug 31, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 8243628 WA
- Medicare enrollment
- Enrolled (PECOS I20100608000796); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 512 in Washington → Look up another NPI →
Also registered at 1100 9TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barry Aaronson, MDHospitalist Physician1952418345
- David Aboulafia, MDHematology & Oncology Physician1043269392
- Deborah Abrams, M.D.Hematology & Oncology Physician1902974835
- Alvin Aceron, ARNPAdult Health Nurse Practitioner1639488562
- Ream AdeebAdult Health Nurse Practitioner1760868855
- Steven Adler, MDDiagnostic Ultrasound Physician1639108046
Verify Michael Joseph Longo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00037280Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% more Medicare Part D claims than the average cardiovascular disease physician in 2024
4,536 Medicare Part D claims for 688 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Metoprolol Succinate613 claims
- Eliquis535 claims
- Atorvastatin Calcium326 claims
- Rosuvastatin Calcium301 claims
- Amlodipine Besylate215 claims
- Atenolol210 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.
One hospital affiliation
- Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Michael Joseph Longo among 512 cardiovascular disease physician records in Washington
Michael Joseph Longo, MD is one of 512 cardiovascular disease 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, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1992 · median 2002 among the 351 with a school on file
- Record last updated2011 · 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 207RC0000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Washington
There are 512 cardiovascular disease physician records in Washington.
All 512 in Washington → Every provider in Seattle → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Matthew Andersen, PASeattle, WA 981011669444774
- Elizabeth Davis, ARNPSeattle, WA 981011295707313
- Jo-Ana Dolojan, ARNPSeattle, WA 981011659344109
- Elizabeth GoldSeattle, WA 981011801851274
- John Graber, MDSeattle, WA 981011942272604
- John Holmes, MDSeattle, WA 981011467425959
- Joseph Knapp, MDSeattle, WA 981011588636492
- Kenneth Mahrer, MDSeattle, WA 981011013989979
Common questions
What is Michael Joseph Longo, MD's NPI number?
Michael Joseph Longo, MD's National Provider Identifier (NPI) is 1508838467, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Joseph Longo, MD located?
The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 223-6600. Providers update this record themselves, so call before visiting.
How can I verify Michael Joseph Longo, MD's license?
NPPES lists Washington license number MD00037280, 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 Joseph Longo, MD prescribe under Medicare Part D?
In 2024, Michael Joseph Longo, MD had 4,536 Medicare Part D claims for 688 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.