Doctor profile · Federal record

Dr. Erwin Guzman, MD

Family Medicine Physician (CMS: Family Practice) · San Diego, CA

  • NPI 1013065002
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4647 Zion Ave
San Diego, CA 921202507
(619) 528-5000

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 3, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A70779

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013065002. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$1,787
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $137

In context: peer comparison

Among 125 peers in San Diego Family Medicine Physician, average services per provider: 64. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
289
Patients
263
Total drug cost
$3,779
Drug Type Claims Patients Total cost
Cephalexin Generic 53 52 $568
Doxycycline Monohydrate Generic 34 34 $332
Meloxicam Generic 28 28 $176
Prednisone Generic 23 23 $170
Ibuprofen Generic 21 20 $206
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 20 20 $321
Amoxicillin Generic 16 16 $189
Cefuroxime (Cefuroxime Axetil) Brand 16 16 $211
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 16 16 $272
Triamcinolone Acetonide Generic 14 13 $112

Frequently asked questions

Auto-generated from federal data
What is Dr. Erwin Guzman's medical specialty?
Dr. Erwin Guzman practices Family Medicine Physician in San Diego, CA.
Where does Dr. Erwin Guzman practice?
Dr. Erwin Guzman practices at 4647 Zion Ave, San Diego, CA 921202507. Office phone: 6195285000.
What is Dr. Erwin Guzman's NPI?
Dr. Erwin Guzman's National Provider Identifier (NPI) is 1013065002, issued by NPPES.
Does Dr. Erwin Guzman accept Medicare assignment?
Yes. Dr. Erwin Guzman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erwin Guzman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.