Doctor profile · Federal record

Dr. Jenny Dai-Ju, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Orange, CA

  • NPI 1336497775
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 880-7812
Additional location
2251 W Rosecrans Ave Ste 18-21
Compton, CA 90222
(424) 529-6755
fax (424) 338-8984
Additional location
400 N Pepper Ave
Colton, CA 92324
(909) 580-1728
fax (909) 580-1727
Mailing address
200 S Manchester Ave Ste 300
Orange, CA 928683219

Credentials & registration

NPPES · NUCC
NPI registered
August 2012 — 14 yrs on file
Profile last updated
November 9, 2022
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #A125112

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336497775. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
916
Distinct HCPCS
10
Medicare allowed
$89,600
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 394 238 $105
99443 Telephone medical discussion with physician, 21-30 minutes 130 95 $104
99443 Telephone medical discussion with physician, 21-30 minutes 69 53 $104
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 59 34 $37
99213 Established patient office or other outpatient visit, 20-29 minutes 58 47 $70
99214 Established patient office or other outpatient visit, 30-39 minutes 50 36 $105
99442 Telephone medical discussion with physician, 11-20 minutes 31 27 $71
99442 Telephone medical discussion with physician, 11-20 minutes 25 23 $71
99215 Established patient office or other outpatient visit, 40-54 minutes 22 19 $154
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $143

In context: peer comparison

Among 4 peers in Orange Endocrinology, Diabetes & Metabolism Physician, average services per provider: 99. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$85
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Dexcom, INC. 1 $26.09
Insulet Corporation 1 $20.57
Xeris Pharmaceuticals, INC. 1 $19.52
Beta Bionics, INC. 1 $18.64

By nature of payment

Food and Beverage
$85

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,605
Patients
491
Total drug cost
$825,224
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 268 77 $6,423
Metformin Hcl Generic 148 44 $2,715
Ozempic (Semaglutide) Brand 140 38 $200,426
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 139 43 $102,134
Trulicity (Dulaglutide) Brand 123 22 $166,577
Jardiance (Empagliflozin) Brand 116 30 $148,829
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 114 49 $12,976
Novolog Flexpen (Insulin Aspart) Brand 99 35 $86,752
Metformin Hcl ER (Metformin Hcl) Brand 98 36 $2,369
Atorvastatin Calcium Generic 95 34 $2,722

Frequently asked questions

Auto-generated from federal data
What is Dr. Jenny Dai-Ju's medical specialty?
Dr. Jenny Dai-Ju practices Endocrinology, Diabetes & Metabolism Physician in Orange, CA.
Where does Dr. Jenny Dai-Ju practice?
Dr. Jenny Dai-Ju practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Jenny Dai-Ju's NPI?
Dr. Jenny Dai-Ju's National Provider Identifier (NPI) is 1336497775, issued by NPPES.
Does Dr. Jenny Dai-Ju accept Medicare assignment?
Yes. Dr. Jenny Dai-Ju accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jenny Dai-Ju commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.