NPPES file of Aug 9, 2026

Katherine Chanel Konvinse, MD, PHD

Allergy & Immunology Physician · Palo Alto, CA

Katherine Chanel Konvinse, MD, PHD is an allergy & immunology physician with a practice address in Palo Alto, California, and NPI 1639707680, issued on Mar 27, 2020. Check the license (California A190234, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639707680
Name
Katherine Chanel Konvinse
Credential
MD, PHD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
A190234 CA
Self-reported in NPPES; status is on the state search
Practice location
725 Welch RD, Palo Alto, CA 94304
Phone
(650) 497-8000
Enumerated
Mar 27, 2020
Record last updated
Jul 7, 2026
Medicare enrollment
Enrolled (PECOS I20260501000705); may accept Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 725 Welch RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shayda Abadi, NPNurse Practitioner1316745540
  2. Natasha AbadillaStudent in an Organized Health Care Education/Training Program1194306928
  3. Alexandra Abbott, MDPediatrics Physician1760018675
  4. Steven Abboud, MDAnesthesiology Physician1619364908
  5. Ali Abdelhafiz Abdelsamea, MDPediatrics Physician1699390104
  6. Alireza Abdollah Shamshirsaz, M.D.Obstetrics & Gynecology Physician1881804235

Verify Katherine Chanel Konvinse in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A190234
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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Katherine Chanel Konvinse among 444 allergy & immunology physician records in California

Katherine Chanel Konvinse, MD, PHD is one of 444 allergy & immunology physician records with a practice address in California. 79% 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 2020, is newer than 97% of them.

  • NPI issued2020 · 97% of these records are older, under 1% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2004 among the 281 with a school on file
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in California

There are 444 allergy & immunology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Yael Gernez-Goldhammer, M.D., PHDPalo Alto, CA 943041659792125
  2. Joseph Hernandez, MD, PHDPalo Alto, CA 943041104052232
  3. Sara Kleinman, M.D.Palo Alto, CA 943041154610517
  4. Anne Liu, M.D.Palo Alto, CA 943041821044314
  5. Anjuli Mehrotra, MDPalo Alto, CA 943041629187984
  6. Carlos Salgado, MDPalo Alto, CA 943041275064388
  7. Sayantani Sindher, MDPalo Alto, CA 943041366739740
  8. C. Garrison Fathman, MDStanford, CA 943051770619926

Common questions

What is Katherine Chanel Konvinse, MD, PHD's NPI number?

Katherine Chanel Konvinse, MD, PHD's National Provider Identifier (NPI) is 1639707680, issued on Mar 27, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Chanel Konvinse, MD, PHD located?

The NPPES record lists a practice address at 725 Welch RD, Palo Alto, CA, 94304. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.

How can I verify Katherine Chanel Konvinse, MD, PHD's license?

NPPES lists California license number A190234, 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.