Doctor profile · Federal record

Dr. Roberta Allen, PA

Family Nurse Practitioner (CMS: Physician Assistant) · Physician Assistant · Davis, CA

  • NPI 1508877382
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2020 Sutter Pl, Suite 101
Davis, CA 956166201
(530) 750-5900
fax (530) 750-5804
Mailing address
Po Box 255228
Sacramento, CA 958655228

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #NP15895 · California #PA18229

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508877382. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
321
Distinct HCPCS
8
Medicare allowed
$22,446
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 133 125 $82
99214 Established patient office or other outpatient visit, 30-39 minutes 54 51 $116
81003 Automated urinalysis test 49 47 $2
99203 New patient office or other outpatient visit, 30-44 minutes 35 35 $101
99212 Established patient office or other outpatient visit, 10-19 minutes 14 14 $52
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 13 13 $50
87430 Detection test by immunoassay technique for streptococcus, group a (strep) 12 12 $16
36415 Insertion of needle into vein for collection of blood sample 11 11 $8

In context: peer comparison

Among 4 peers in this city , average services per provider: 44. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
139
Patients
137
Total drug cost
$1,426
Drug Type Claims Patients Total cost
Cephalexin Generic 49 49 $320
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 23 $262
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 16 16 $359
Doxycycline Hyclate Generic 14 14 $238
Prednisone Generic 14 13 $60
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 11 11 $117
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 11 11 $68

Frequently asked questions

Auto-generated from federal data
What is Dr. Roberta Allen's medical specialty?
Dr. Roberta Allen practices Family Nurse Practitioner in Davis, CA.
Where does Dr. Roberta Allen practice?
Dr. Roberta Allen practices at 2020 Sutter Pl, Davis, CA 956166201. Office phone: 5307505900.
What is Dr. Roberta Allen's NPI?
Dr. Roberta Allen's National Provider Identifier (NPI) is 1508877382, issued by NPPES.
Does Dr. Roberta Allen accept Medicare assignment?
Yes. Dr. Roberta Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roberta Allen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.