NPPES file of Aug 9, 2026

Katherine Robertson, MD

Internal Medicine Physician · Roseville, CA

Katherine Robertson, MD is an internal medicine physician with a practice address in Roseville, California, and NPI 1144578451, issued on Aug 16, 2012. Check the license (California 152334, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1144578451
Name
Katherine Robertson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
152334 CA
Self-reported in NPPES; status is on the state search
Practice location
3400 Douglas Blvd Ste 170, Roseville, CA 95661
Phone
(855) 446-8628
Enumerated
Aug 16, 2012
Record last updated
Feb 26, 2025
Medicare enrollment
Enrolled (PECOS I20250408003446); accepts Medicare assignment
Medical or professional school
Mercer University School Of Medicine, 2016
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 3400 Douglas Blvd Ste 170

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

  1. Morgan Biggs, MDPsychiatry Physician1972124998
  2. Jelena Dragoljevic, PAMedical Physician Assistant1104606979
  3. Bernardo Garcia, ACSWClinical Social Worker1275008765
  4. Mitchell HaleSocial Worker1518539360
  5. Digna HernandezSocial Worker1750115622
  6. Charles HewellMarriage & Family Therapist1801616123

Verify Katherine Robertson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 152334
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Telemedicine Group PCRoseville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Robertson among 17,696 internal medicine physician records in California

Katherine Robertson, MD is one of 17,696 internal medicine 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. Its NPI, issued in 2012, is newer than 68% of them.

  • NPI issued2012 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2016 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 61% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

157 internal medicine physician records list a practice address in Roseville

They are 157 of the 5,340 NPPES records with a practice address in Roseville, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Afshin Arya, M.D.Roseville, CA 956611548230287
  2. Jagdeep Bal, M.D.Roseville, CA 956611548252703
  3. Harinder Bisla, MDRoseville, CA 956611174512685
  4. Kenneth Michael Conroy, MDRoseville, CA 956611134108285
  5. Barbara Febbo-Wilson, M.D.Roseville, CA 956611154307700
  6. Baljinder Gill, MDRoseville, CA 956611790774784
  7. Devamani Gowda, MDRoseville, CA 956611962463455
  8. Thomas Hopkins, MDRoseville, CA 956611720045206

Common questions

What is Katherine Robertson, MD's NPI number?

Katherine Robertson, MD's National Provider Identifier (NPI) is 1144578451, issued on Aug 16, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Robertson, MD located?

The NPPES record lists a practice address at 3400 Douglas Blvd Ste 170, Roseville, CA, 95661. Phone: (855) 446-8628. Providers update this record themselves, so call before visiting.

How can I verify Katherine Robertson, MD's license?

NPPES lists California license number 152334, 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. 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.