Natalie Yuwono Tjota, MD
Geriatric Medicine (Internal Medicine) Physician · San Francisco, CA
Natalie Yuwono Tjota, MD is a geriatric medicine (internal medicine) physician with a practice address in San Francisco, California, and NPI 1699355016, issued on Apr 9, 2021. Check the license (California 195435, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Natalie Yuwono Tjota
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 195435 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4150 Clement St, San Francisco, CA 94121
- Phone
- (415) 221-4810
- Enumerated
- Apr 9, 2021
- Record last updated
- Jul 2, 2024
- Medicare enrollment
- Enrolled (PECOS I20251021002335); may accept Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →
Also registered at 4150 Clement St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gary Abrams, M.D.Physical Medicine & Rehabilitation Physician1346213246
- Anna Abramson, M.D.Internal Medicine Physician1346424785
- Alison Acerra, MS, RDRegistered Dietitian1992726848
- Sharon AdelsonCounselor1932467271
- Gary Agcaoili, C.T.R.SRecreation Therapist1649284019
Verify Natalie Yuwono Tjota in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 195435Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
422 Medicare Part D claims for 94 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Amlodipine Besylate32 claims
- Atorvastatin Calcium30 claims
- Albuterol Sulfate Hfa24 claims
- Omeprazole18 claims
- Gabapentin15 claims
- Losartan Potassium13 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.
Natalie Yuwono Tjota among 532 geriatric medicine (internal medicine) physician records in California
Natalie Yuwono Tjota, MD is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 95% of them.
- NPI issued2021 · 95% of these records are older, 3% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2021 · median 1999 among the 271 with a school on file
- Record last updated2024 · 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 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 532 geriatric medicine (internal medicine) physician records in California.
All 532 in California → Every provider in San Francisco → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Anna Chang, M.D.San Francisco, CA 941211942313770
- Jessica Eng, MDSan Francisco, CA 941211831364603
- Frederick Fox, M.D.San Francisco, CA 941211497867469
- Godfrey Harper, M.D.San Francisco, CA 941211295794782
- Mary Anne Johnson, M.D.San Francisco, CA 941211902855067
- Sandra Moody Levin, MD, BSNSan Francisco, CA 941211255319406
- John Newman, M.D.,PH.D.San Francisco, CA 941211356676803
- Michael Steinman, MDSan Francisco, CA 941211124088240
Common questions
What is Natalie Yuwono Tjota, MD's NPI number?
Natalie Yuwono Tjota, MD's National Provider Identifier (NPI) is 1699355016, issued on Apr 9, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Natalie Yuwono Tjota, MD located?
The NPPES record lists a practice address at 4150 Clement St, San Francisco, CA, 94121. Phone: (415) 221-4810. Providers update this record themselves, so call before visiting.
How can I verify Natalie Yuwono Tjota, MD's license?
NPPES lists California license number 195435, 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 Natalie Yuwono Tjota, MD prescribe under Medicare Part D?
In 2024, Natalie Yuwono Tjota, MD had 422 Medicare Part D claims for 94 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.