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Ryan Vo

Physician Assistant โ€ข Mountain View, CA

Active NPI 1558011072 Individual Practitioner Male Practitioner
Practice location in NPPES

2500 Grant Rd
Mountain View, CA 940404302

Call 6509407000 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

2500 Grant Rd

Mountain View, CA 940404302

Telephone 6509407000
Organization at the Same NPPES Address or Phone
El Camino Hospital Facility NPI 1093712374

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Medicare patients

21 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider, 2024.

Medicare-allowed amount

About $1,903 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Paid by Medicare

About $1,516 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners โ€“ by Provider and Service, 2024.

Industry payments (Open Payments)

No Open Payments records are listed for this clinician for 2021โ€“2025.

Guide: How to read an Open Payments record

NPI first issued

2022

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Medicare assignment not listed

CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Ryan Vo has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Ryan Vo as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Mountain View and California

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 95% of clinicians listed under Physician Assistant in Mountain View, CA (2024, 48 clinicians with data). Median for this group: 171. Middle half: 78 to 367.

Fewer Medicare Part B services than 95% of clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: 198. Middle half: 71 to 535.

Medicare-allowed amount

A lower Medicare-allowed amount than 95% of clinicians listed under Physician Assistant in Mountain View, CA (2024, 48 clinicians with data). Median for this group: $19,848. Middle half: $6,638 to $35,042.

A lower Medicare-allowed amount than 90% of clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: $18,173. Middle half: $6,666 to $41,587.

Paid by Medicare

A lower Medicare payment amount than 95% of clinicians listed under Physician Assistant in Mountain View, CA (2024, 48 clinicians with data). Median for this group: $13,981. Middle half: $4,142 to $26,251.

A lower Medicare payment amount than 90% of clinicians listed under Physician Assistant in California (2024, 4,833 clinicians with data). Median for this group: $13,209. Middle half: $4,792 to $30,879.

92 active clinicians are listed under Physician Assistant with a practice address in Mountain View, CA (14,458 in California).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Mountain View

31.5% of these 92 clinicians have the CMS telehealth indicator.

60.9% of these 92 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo ยท Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B ยท Data Year 2024

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners โ€“ by Provider and Service data, 2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99285 Emergency department visit with high level of medical decision making
12 12 $1611.00 $158.58

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2026-06-14
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

License # reported to NPPES CA PA64646

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Medical Board of California.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - PHYSICIAN ASSISTANT

Medicare Enrollment ID

I20241211004500

Enrollment State Jurisdiction

CA

PECOS Control ID

8022544147

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

27 listed
Dr. Victoria Bartret , MD

Emergency Medicine

NPI 1508200890

Doctor of Medicine (M.D.)

Dr. Kevin Chung , MD

Anesthesiology

NPI 1336535384

Doctor of Medicine (M.D.)

Stefani Comerford , PA-C

Physician Assistant

NPI 1942545447

Physician Assistant (Certified)

Priti Dave

Internal Medicine

NPI 1932517968
NPI 1003897117

Doctor of Medicine (M.D.)

Dr. Andrew Fiore , DO

Internal Medicine

NPI 1205327897

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

9 Historical Events
๐Ÿ“
Updated Practice Location June 14, 2026

Registered at 2500 GRANT RD, MOUNTAIN VIEW, CA 940404302 (Tel: 6509407000)

๐Ÿ“
Updated Business Mailing Address June 14, 2026

Registered at 3616 GLACIER CT N, PLEASANTON, CA 945884910

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) June 14, 2026

Physician Assistant (license number reported to NPPES: CA PA64646)

โœ…
NPI Profile Active March 27, 2022

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) March 27, 2022

Registered at 1310 CLUB DR, VALLEJO, CA 945921187 (Tel: 7076385809)

๐Ÿ“
Business Mailing Address (Initial Record) March 27, 2022

Registered at 45621 PARKMEADOW CT, FREMONT, CA 945396762

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) March 27, 2022

Recorded as RYAN VO

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2022

Physician Assistant

๐ŸŸข
Initial NPI Registration & Enumeration March 27, 2022

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1558011072
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 27, 2022
Last Update: June 14, 2026
Sole Proprietor: No

Other Physician Assistants in Mountain View

All Physician Assistants in Mountain View

Mailing Address

3616 Glacier Ct N

Pleasanton, CA 945884910

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.