Doctor profile · Federal record

Dr. Cassandra Herrera, MSN, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · San Antonio, TX

  • NPI 1215442496
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
448 Castroville RD
San Antonio, TX 782075147
(210) 434-1400

Credentials & registration

NPPES · NUCC
NPI registered
December 2017 — 9 yrs on file
Profile last updated
November 2, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #AP135686

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215442496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
25
Distinct HCPCS
1
Medicare allowed
$1,725
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 25 19 $69

In context: peer comparison

Among 245 peers in this city , average services per provider: 166. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$184
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 1 $107.03
ABBVIE INC. 2 $50.40
Dexcom, Inc. 1 $26.73

By nature of payment

Food and Beverage
$184

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,262
Patients
906
Total drug cost
$101,308
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 346 143 $4,517
Gabapentin Generic 222 78 $3,951
Amlodipine Besylate Generic 214 85 $1,072
Fluticasone Propionate Generic 188 96 $2,534
Metformin Hcl Generic 187 67 $2,249
Levothyroxine Sodium Generic 172 55 $3,308
Lisinopril Generic 160 75 $1,370
Rosuvastatin Calcium Generic 139 57 $2,560
Losartan Potassium Generic 127 50 $2,341
Metoprolol Tartrate Generic 92 33 $750

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassandra Herrera's medical specialty?
Dr. Cassandra Herrera practices Family Nurse Practitioner in San Antonio, TX.
Where does Dr. Cassandra Herrera practice?
Dr. Cassandra Herrera practices at 448 Castroville RD, San Antonio, TX 782075147. Office phone: 2104341400.
What is Dr. Cassandra Herrera's NPI?
Dr. Cassandra Herrera's National Provider Identifier (NPI) is 1215442496, issued by NPPES.
Does Dr. Cassandra Herrera accept Medicare assignment?
Yes. Dr. Cassandra Herrera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassandra Herrera commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.