Doctor profile · Federal record

Dr. ELLEN ALLEN, FNP

Nurse Practitioner · Family Nurse Practitioner · PALO ALTO, CA

  • NPI 1457059271
  • 3 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
195 PAGE MILL RD STE 103
PALO ALTO, CA 943062073
(888) 731-8994
Additional location
429 4th Ave Fl 7
Pittsburgh, PA 152191500
Additional location
421 Fayetteville St Ste 1100
Raleigh, NC 276013000
Show 1 more location
Additional location
111 N Orange Ave Ste 800
Orlando, FL 328012381

Credentials & registration

NPPES · NUCC
NPI registered
February 2023 — 3 yrs on file
Profile last updated
January 28, 2026
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Pennsylvania #SP029032 · North Carolina #331880

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457059271. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
257
Distinct HCPCS
7
Medicare allowed
$7,001
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 128 16 $0
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $129
87804 Detection test by immunoassay with direct visual observation for influenza virus 32 16 $15
96372 Injection of drug or substance under skin or into muscle 23 18 $11
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 17 17 $39
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $15
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $103

In context: peer comparison

Among 16 peers in this city , average services per provider: 47. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
37
Total drug cost
$195
Drug Type Claims Patients Total cost
Prednisone Generic 25 25 $53
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $143