Katrina Jane Platt, D.O.
Internal Medicine Physician · Redlands, CA
Katrina Jane Platt, D.O. is an internal medicine physician with a practice address in Redlands, California, and NPI 1871749556, issued on Aug 13, 2008. Check the license (California 20A10988, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Katrina Jane Platt
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A10988 CA
Self-reported in NPPES; status is on the state search - Practice location
- 251 Cajon St, Redlands, CA 92373
- Phone
- (909) 307-0176
- Enumerated
- Aug 13, 2008
- Record last updated
- Jan 6, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100616000753); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 251 Cajon St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Blakely, M.D.Nephrology Physician1972617413
Verify Katrina Jane Platt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10988Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,640 Medicare Part D claims for 110 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 53 claims were for opioids.
Most prescribed
- Losartan Potassium65 claims
- Atorvastatin Calcium51 claims
- Tamsulosin Hcl47 claims
- Alprazolam41 claims
- Amlodipine Besylate40 claims
- Quetiapine Fumarate40 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.
Industry payments in 2024: $1,234.57
52 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Katrina Jane Platt among 17,696 internal medicine physician records in California
Katrina Jane Platt, D.O. 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2008 · median 2004 among the 11,065 with a school on file
- Record last updated2015 · 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).
56 internal medicine physician records list a practice address in Redlands
They are 56 of the 2,498 NPPES records with a practice address in Redlands, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Redlands → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Charles Chen, M.D.Redlands, CA 923731124050463
- Jun Chiong, M.D., M.P.H.Redlands, CA 923731598730590
- Regan Douty, D.O.Redlands, CA 923731295766442
- Mamdooh Gayid, MDRedlands, CA 923731477554988
- Junku Kang, MDRedlands, CA 923731265474225
- Casey Kennedy, MDRedlands, CA 923731801839246
- Mohammad Osmani, MDRedlands, CA 923731568479483
- Moses Park, M.D.Redlands, CA 923731528079639
Common questions
What is Katrina Jane Platt, D.O.'s NPI number?
Katrina Jane Platt, D.O.'s National Provider Identifier (NPI) is 1871749556, issued on Aug 13, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Katrina Jane Platt, D.O. located?
The NPPES record lists a practice address at 251 Cajon St, Redlands, CA, 92373. Phone: (909) 307-0176. Providers update this record themselves, so call before visiting.
How can I verify Katrina Jane Platt, D.O.'s license?
NPPES lists California license number 20A10988, 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.
How much does Katrina Jane Platt, D.O. prescribe under Medicare Part D?
In 2024, Katrina Jane Platt, D.O. had 1,640 Medicare Part D claims for 110 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.