Katherine Stephanie Putz, M.D.
Family Medicine Physician · Mountain View, CA
Katherine Stephanie Putz, M.D. is a family medicine physician with a practice address in Mountain View, California, and NPI 1922322726, issued on Mar 23, 2010. Check the license (California A124788, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Katherine Stephanie Putz
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A124788 CA
Self-reported in NPPES; status is on the state search - Practice location
- 701 E. EL Camino Real, Mountain View, CA 94040
- Phone
- (650) 934-7000
- Enumerated
- Mar 23, 2010
- Record last updated
- Nov 1, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20131219000662); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 701 E. EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Estela Ayala Meyer, M.D.Pulmonary Disease Physician1063608719
- Vidya Bhandarkar, MDPediatrics Physician1225179138
- Punam Bhullar, M.D.Internal Medicine Physician1245521475
- Daniel Chelliah, MDInfectious Disease Physician1174847933
- Calvin Chen, MDFamily Medicine Physician1659369544
- David Chen, MDNeurology Physician1730155441
Verify Katherine Stephanie Putz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A124788Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
288 Medicare Part D claims for 212 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Doxycycline Hyclate28 claims
- Amoxicillin-Clavulanate Potass27 claims
- Cephalexin22 claims
- Amoxicillin16 claims
- Sulfamethoxazole-Trimethoprim13 claims
- Nitrofurantoin Mono-Macro12 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.
Bills Medicare through one group practice
- Sutter Bay Medical FoundationLos Gatos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Stephanie Putz among 17,133 family medicine physician records in California
Katherine Stephanie Putz, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.
- NPI issued2010 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2005 among the 10,652 with a school on file
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 family medicine physician records list a practice address in Mountain View
They are 60 of the 2,467 NPPES records with a practice address in Mountain View, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Mountain View → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mala Ahluwalia, MDMountain View, CA 940401831144898
- Philip Brosterhous, MDMountain View, CA 940401700847092
- Calvin Chen, MDMountain View, CA 940401659369544
- Christopher Chin, MDMountain View, CA 940401194776401
- Yaara Dror, MDMountain View, CA 940401457307084
- Patricia Einarson, MD, MBAMountain View, CA 940401750375796
- Fannie Huang, MDMountain View, CA 940401750321931
- James Laroy, M.DMountain View, CA 940401043265226
Common questions
What is Katherine Stephanie Putz, M.D.'s NPI number?
Katherine Stephanie Putz, M.D.'s National Provider Identifier (NPI) is 1922322726, issued on Mar 23, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Stephanie Putz, M.D. located?
The NPPES record lists a practice address at 701 E. EL Camino Real, Mountain View, CA, 94040. Phone: (650) 934-7000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Stephanie Putz, M.D.'s license?
NPPES lists California license number A124788, 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 Katherine Stephanie Putz, M.D. prescribe under Medicare Part D?
In 2024, Katherine Stephanie Putz, M.D. had 288 Medicare Part D claims for 212 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.