Howard Jeffery Mason, MD
Internal Medicine Physician · Henderson, NV
Howard Jeffery Mason, MD is an internal medicine physician with a practice address in Henderson, Nevada, and NPI 1508964933, issued on Sep 20, 2006. Check the license (Nevada 5564, as entered in NPPES) on the Nevada State Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Howard Jeffery Mason
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5564 NV
Self-reported in NPPES; status is on the state search - Practice location
- 1701 Green Valley Parkway, Henderson, NV 89074
- Phone
- (702) 269-6507
- Enumerated
- Sep 20, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (702) 269-6587
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,229 in Nevada → Look up another NPI →
Verify Howard Jeffery Mason in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 5564Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Howard Jeffery Mason among 1,229 internal medicine physician records in Nevada
Howard Jeffery Mason, MD is one of 1,229 internal medicine physician records with a practice address in Nevada. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 59% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2007 · 43% 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 Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
181 internal medicine physician records list a practice address in Henderson
They are 181 of the 7,490 NPPES records with a practice address in Henderson, and 1,229 internal medicine physician records in Nevada. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,229 in Nevada → Every provider in Henderson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Antonio Alamo, M.D.Henderson, NV 890741821013798
- Terrance Ballard, M.D.Henderson, NV 890741609985415
- Apeksha Desai, MDHenderson, NV 890741386801769
- Ran Jia, M.D.Henderson, NV 890741598830416
- David Kahan, MDHenderson, NV 890741376591263
- Loretta Metzger, M.D.Henderson, NV 890741346213741
- Michael Minev, M.D.Henderson, NV 890741750513933
- Raghavendra Mishra, M.DHenderson, NV 890741982858742
Common questions
What is Howard Jeffery Mason, MD's NPI number?
Howard Jeffery Mason, MD's National Provider Identifier (NPI) is 1508964933, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Howard Jeffery Mason, MD located?
The NPPES record lists a practice address at 1701 Green Valley Parkway, Henderson, NV, 89074. Phone: (702) 269-6507. Providers update this record themselves, so call before visiting.
How can I verify Howard Jeffery Mason, MD's license?
NPPES lists Nevada license number 5564, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. 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. 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.