Doctor profile · Federal record

Dr. Tanya Phan

Nurse Practitioner · Registered Nurse · Family Nurse Practitioner · Mountain View, CA

  • NPI 1427512714
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 E El Camino Real
Mountain View, CA 940402833
(650) 934-7575
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
January 2019 — 7 yrs on file
Profile last updated
April 7, 2023
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
California #95013764 · California #95159814

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427512714. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
78
Distinct HCPCS
4
Medicare allowed
$10,828
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 34 34 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 17 17 $131
99215 Established patient office or other outpatient visit, 40-54 minutes 14 14 $182
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $168

In context: peer comparison

Among 6 peers in Mountain View Nurse Practitioner, average services per provider: 87. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 1 $124.83

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$240
Drug Type Claims Patients Total cost
Omeprazole Generic 14 0 $240

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanya Phan's medical specialty?
Dr. Tanya Phan practices Nurse Practitioner in Mountain View, CA.
Where does Dr. Tanya Phan practice?
Dr. Tanya Phan practices at 701 E El Camino Real, Mountain View, CA 940402833. Office phone: 6509347575.
What is Dr. Tanya Phan's NPI?
Dr. Tanya Phan's National Provider Identifier (NPI) is 1427512714, issued by NPPES.
What procedures does Dr. Tanya Phan commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.