Gregory Kato
Hospitalist Physician · Mountain View, CA
Gregory Kato is a hospitalist physician with a practice address in Mountain View, California, and NPI 1104924760, issued on Sep 20, 2006. Check the license (California A80703, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gregory Kato
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A80703 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Grant RD, Mountain View, CA 94040
- Phone
- (408) 739-6000
- Enumerated
- Sep 20, 2006
- Record last updated
- May 8, 2026
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 2500 Grant RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Philippe Begin, M.D.Allergy & Immunology Physician1386065902
Verify Gregory Kato in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A80703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gregory Kato among 3,099 hospitalist physician records in California
Gregory Kato is one of 3,099 hospitalist physician records with a practice address in California. 90% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileNo · 90% of these records are
- In the CMS Doctors and Clinicians fileNo · 81% of these records are
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
36 hospitalist physician records list a practice address in Mountain View
They are 36 of the 2,467 NPPES records with a practice address in Mountain View, and 3,099 hospitalist physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,099 in California → Every provider in Mountain View → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Benjamin Chang, MDMountain View, CA 940401639185143
- Ryan Collins, M.D.Mountain View, CA 940401760442958
- Mahsa Esfahani, MDMountain View, CA 940401447205547
- Jose Fuentes, MDMountain View, CA 940401306944947
- Michael LimMountain View, CA 940401205934700
- Shreyas Mallur, M.D.Mountain View, CA 940401063519312
- Yen Nguyen, MDMountain View, CA 940401669567079
- Vijaya Ram, M.D.Mountain View, CA 940401124097035
Common questions
What is Gregory Kato's NPI number?
Gregory Kato's National Provider Identifier (NPI) is 1104924760, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Kato located?
The NPPES record lists a practice address at 2500 Grant RD, Mountain View, CA, 94040. Phone: (408) 739-6000. Providers update this record themselves, so call before visiting.
How can I verify Gregory Kato's license?
NPPES lists California license number A80703, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. 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.