Tess Wheeler Knudson-Fitzpatrick, MD
Sleep Medicine (Internal Medicine) Physician · Stanford, CA
Tess Wheeler Knudson-Fitzpatrick, MD is a sleep medicine (internal medicine) physician with a practice address in Stanford, California, and NPI 1154853190, issued on Mar 29, 2017. Check the license (California A160785, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tess Wheeler Knudson-Fitzpatrick
- Credential
- MD
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License numbers
- A160785 CA
26142 NV
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Mar 29, 2017
- Record last updated
- Oct 25, 2024
- Medicare enrollment
- Enrolled (PECOS I20241001003580); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Aurora, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 129 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohamad Abbass, MDNeurological Surgery Physician1679492151
Verify Tess Wheeler Knudson-Fitzpatrick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A160785Check 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 sleep medicine (internal medicine) physician in 2024
57 Medicare Part D claims for 24 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.
Most prescribed
- Belsomra12 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: $963.69
5 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 664 providers of this specialty with any payment received $3,724.37 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
- Community Care Services LLCReno, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tess Wheeler Knudson-Fitzpatrick among 129 sleep medicine (internal medicine) physician records in California
Tess Wheeler Knudson-Fitzpatrick, MD is one of 129 sleep medicine (internal medicine) physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 69% of them.
- NPI issued2017 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 95% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2017 · median 2006 among the 106 with a school on file
- Record last updated2024 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in California
There are 129 sleep medicine (internal medicine) physician records in California.
All 129 in California → Every provider in Stanford → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- Yoel Green, MDStanford, CA 943051841045705
- Anstella Robinson, MDStanford, CA 943051023158730
- Pahnwat Taweesedt, MDStanford, CA 943051093255432
- Monique Patel, MDSan Francisco, CA 941151770088213
- Brandon Lu, M.D., M.S.San Francisco, CA 941091093836710
- Parham Gharagozlou, M.D.Concord, CA 945191225059306
- John Lin, DOConcord, CA 945201780328203
- Robert Ang, MDSunnyvale, CA 940871225219025
Common questions
What is Tess Wheeler Knudson-Fitzpatrick, MD's NPI number?
Tess Wheeler Knudson-Fitzpatrick, MD's National Provider Identifier (NPI) is 1154853190, issued on Mar 29, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Tess Wheeler Knudson-Fitzpatrick, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Tess Wheeler Knudson-Fitzpatrick, MD's license?
NPPES lists California license number A160785, 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 Tess Wheeler Knudson-Fitzpatrick, MD prescribe under Medicare Part D?
In 2024, Tess Wheeler Knudson-Fitzpatrick, MD had 57 Medicare Part D claims for 24 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.