Natascha Maren Tuznik, DO
Infectious Disease Physician · Sacramento, CA
Natascha Maren Tuznik, DO is an infectious disease physician with a practice address in Sacramento, California, and NPI 1386842631, issued on Jul 10, 2007. Check the license (California 20A16485, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Natascha Maren Tuznik
- Credential
- DO
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 20A16485 CA
02003297A IN
Q1677 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Q St FL 3, Sacramento, CA 95816
- Phone
- (916) 453-4966
- Enumerated
- Jul 10, 2007
- Record last updated
- Jun 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (916) 739-1269
- Medicaid ID
- 346974401 TX
- Medicare enrollment
- Enrolled (PECOS I20181010000755); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 1,119 in California → Look up another NPI →
Also registered at 3000 Q St FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Natascha Maren Tuznik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A16485Check 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 infectious disease physician in 2024
69 Medicare Part D claims for 35 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Azithromycin26 claims
- Atovaquone-Proguanil Hcl22 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: $81.30
1 payment: food and beverage; the largest payer was La Jolla Pharmaceutical Company. The 3,895 providers of this specialty with any payment received $4,362.19 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.
Bills Medicare through one group practice
- Regents OF The Univ OF CASacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Natascha Maren Tuznik among 1,119 infectious disease physician records in California
Natascha Maren Tuznik, DO is one of 1,119 infectious disease 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 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 41% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2006 · median 2003 among the 735 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in Sacramento → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Nahel Kapadia, MDSacramento, CA 958161861050494
- Brett Laurence, MDSacramento, CA 958161356506372
- Randy McCreery, MDSacramento, CA 958161528440971
- Vinod Trivedi, MDSacramento, CA 958161003001645
- Robert Zimmerman, M.D.Sacramento, CA 958161619294352
- Stuart Cohen, M.D.Sacramento, CA 958171043290455
- Neil Flynn, M.D., M.P.H., ABPMSacramento, CA 958171154301935
- Vera Go, M.D.Sacramento, CA 958171225012750
Common questions
What is Natascha Maren Tuznik, DO's NPI number?
Natascha Maren Tuznik, DO's National Provider Identifier (NPI) is 1386842631, issued on Jul 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Natascha Maren Tuznik, DO located?
The NPPES record lists a practice address at 3000 Q St FL 3, Sacramento, CA, 95816. Phone: (916) 453-4966. Providers update this record themselves, so call before visiting.
How can I verify Natascha Maren Tuznik, DO's license?
NPPES lists California license number 20A16485, 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 Natascha Maren Tuznik, DO prescribe under Medicare Part D?
In 2024, Natascha Maren Tuznik, DO had 69 Medicare Part D claims for 35 beneficiaries; the average among infectious disease physician prescribers was 689. 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.