Doctor profile · Federal record

Dr. Martha Castillo, Nurse Practitioner

Primary Care Nurse Practitioner (CMS: Nurse Practitioner) · Houston, TX

  • NPI 1275756140
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1251 Bethlehem St
Houston, TX 770181917
(713) 472-5679

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
November 8, 2011
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LP2300X — NUCC code
State license (1)
Texas #742171

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275756140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
849
Distinct HCPCS
6
Medicare allowed
$62,162
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 681 225 $65
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 79 77 $106
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 35 $142
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 21 16 $97
99239 Hospital discharge day management, more than 30 minutes 19 19 $93
99238 Hospital discharge day management, 30 minutes or less 13 13 $66

In context: peer comparison

Among 9 peers in Houston Primary Care Nurse Practitioner, average services per provider: 78. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 1 $19.68
Ethicon US, LLC 1 $17.24

By nature of payment

Food and Beverage
$37

Frequently asked questions

Auto-generated from federal data
What is Dr. Martha Castillo's medical specialty?
Dr. Martha Castillo practices Primary Care Nurse Practitioner in Houston, TX.
Where does Dr. Martha Castillo practice?
Dr. Martha Castillo practices at 1251 Bethlehem St, Houston, TX 770181917. Office phone: 7134725679.
What is Dr. Martha Castillo's NPI?
Dr. Martha Castillo's National Provider Identifier (NPI) is 1275756140, issued by NPPES.
Does Dr. Martha Castillo accept Medicare assignment?
Yes. Dr. Martha Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Martha Castillo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.