Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Modern Weng, DO

Individual provider Internal Medicine Physician · NPI 1407888944

Modern Weng, DO is an Internal Medicine in Mountain View, California. Qualified in 2004, 22 years ago. Practices with County of Santa Clara, a 993-clinician group and accepts Medicare assignment. Licensed in California and Massachusetts.

Years since qualifying
22
Licensed in
CA, MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1600 Amphitheatre Pkwy
Mountain View, CA 94043-1351
Phone: (650) 227-1102
Fax: (650) 227-1107
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20A10477 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 226739 (MA)

Record details

NPI number1407888944
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESJanuary 2, 2018
Mailing address746 The Alameda, Suite 10, San Jose, CA 95126-3154

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice County Of Santa Clara — 993 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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