Doctor profile · Federal record

Dr. Uri Guefen, M.D.

General Practice Physician (CMS: General Practice) · Emergency Medicine Physician · Chula Vista, CA

  • NPI 1275646333
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
299 J St
Chula Vista, CA 919105831
(858) 554-1212
fax (858) 795-1195
Mailing address
9850 Genesee Ave Ste 320
La Jolla, CA 920371208

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
June 30, 2022
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
208D00000X — NUCC code
State license (1)
California #A38335
Medicaid
CA #00A383350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275646333. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
52
Distinct HCPCS
3
Medicare allowed
$5,181
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 23 14 $137
99203 New patient office or other outpatient visit, 30-44 minutes 16 16 $120
36415 Insertion of needle into vein for collection of blood sample 13 11 $8

In context: peer comparison

Among 3 peers in Chula Vista General Practice Physician, average services per provider: 136. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,704
Transactions
34
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 10 $843.25
Abbvie INC. 6 $248.58
Edwards Lifesciences Corporation 1 $179.02
Abbott Laboratories 2 $146.09
Novo Nordisk INC 3 $56.91
Amgen INC. 3 $49.06
AstraZeneca Pharmaceuticals Lp 2 $33.08
Exact Sciences Corporation 1 $29.69
Boehringer Ingelheim Pharmaceuticals, INC. 1 $26.30
Lilly USA, LLC 1 $22.41
Bayer Healthcare Pharmaceuticals INC. 1 $19.29
Novartis Pharmaceuticals Corporation 1 $17.59
Philips North America LLC 1 $17.58
Pfizer INC. 1 $15.22

By nature of payment

Food and Beverage
$1,704

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
647
Patients
178
Total drug cost
$98,221
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 95 35 $1,546
Losartan Potassium Generic 56 21 $622
Icosapent Ethyl Generic 50 0 $17,417
Metformin Hcl ER (Metformin Hcl) Brand 48 19 $277
Amlodipine Besylate Generic 46 13 $399
Ozempic (Semaglutide) Brand 44 12 $51,862
Lisinopril Generic 40 12 $561
Levothyroxine Sodium Generic 38 11 $694
Repatha Sureclick (Evolocumab) Brand 38 14 $22,424
Tamsulosin Hcl Generic 38 15 $565

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Uri Guefen's medical specialty?
Dr. Uri Guefen practices General Practice Physician in Chula Vista, CA.
Where does Dr. Uri Guefen practice?
Dr. Uri Guefen practices at 299 J St, Chula Vista, CA 919105831. Office phone: 8585541212.
What is Dr. Uri Guefen's NPI?
Dr. Uri Guefen's National Provider Identifier (NPI) is 1275646333, issued by NPPES.
Does Dr. Uri Guefen accept Medicare assignment?
Yes. Dr. Uri Guefen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Uri Guefen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.