Doctor profile · Federal record

Dr. Tien-Ching Hernandez, NP-C

Family Medicine Physician (CMS: Nurse Practitioner) · Phoenix, AZ

  • NPI 1679041347
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1111 E McDowell RD
Phoenix, AZ 850062612
(602) 839-2030
Additional location
500 Doyle Park Dr Ste 205
Santa Rosa, CA 954054559
(707) 303-8350
Mailing address
16007 West Anasazi St
Goodyear, AZ 853389493

Credentials & registration

NPPES · NUCC
NPI registered
November 2018 — 8 yrs on file
Profile last updated
September 9, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Arizona #F10181569

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679041347. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
261
Distinct HCPCS
7
Medicare allowed
$23,647
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 80 71 $72
99203 New patient office or other outpatient visit, 30-44 minutes 63 63 $92
99214 Established patient office or other outpatient visit, 30-39 minutes 42 40 $105
99202 New patient office or other outpatient visit, 15-29 minutes 22 22 $58
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $133
99215 Established patient office or other outpatient visit, 40-54 minutes 18 17 $147
99442 Telephone medical discussion with physician, 11-20 minutes 15 15 $64

In context: peer comparison

Among 141 peers in this city , average services per provider: 121. This provider delivers 2.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$324
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 3 $183.10
Janssen Biotech, Inc. 3 $77.29
Lilly USA, LLC 1 $34.55
Takeda Pharmaceuticals U.S.A., Inc. 1 $29.48

By nature of payment

Food and Beverage
$324

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
559
Patients
329
Total drug cost
$26,559
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 145 142 $2,412
Pantoprazole Sodium Generic 109 53 $2,061
Famotidine Generic 74 31 $2,964
Omeprazole Generic 67 29 $1,191
Lactulose Generic 53 27 $1,076
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 21 21 $489
Cholestyramine (Cholestyramine (With Sugar)) Brand 15 0 $2,398
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 15 15 $244
Ondansetron Odt (Ondansetron) Brand 14 0 $418
Linzess (Linaclotide) Brand 12 0 $10,828

Frequently asked questions

Auto-generated from federal data
What is Dr. Tien-Ching Hernandez's medical specialty?
Dr. Tien-Ching Hernandez practices Family Medicine Physician in Phoenix, AZ.
Where does Dr. Tien-Ching Hernandez practice?
Dr. Tien-Ching Hernandez practices at 1111 E McDowell RD, Phoenix, AZ 850062612. Office phone: 6028392030.
What is Dr. Tien-Ching Hernandez's NPI?
Dr. Tien-Ching Hernandez's National Provider Identifier (NPI) is 1679041347, issued by NPPES.
Does Dr. Tien-Ching Hernandez accept Medicare assignment?
Yes. Dr. Tien-Ching Hernandez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tien-Ching Hernandez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.