Doctor profile · Federal record

Dr. Megan Mulherin, APRN

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · San Marcos, TX

  • NPI 1366001091
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1251 Sadler Dr Ste 2
San Marcos, TX 786667980
(512) 396-5603
Mailing address
368 Taylor St Unit H
Columbia, SC 292012293

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Texas #AP141561

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366001091. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
317
Distinct HCPCS
2
Medicare allowed
$24,230
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 290 263 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 27 27 $72

In context: peer comparison

Among 1 peers in San Marcos Acute Care Nurse Practitioner, average services per provider: 158. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$64
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 2 $32.42
Heartflow, INC. 1 $31.36

By nature of payment

Food and Beverage
$64

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,439
Patients
540
Total drug cost
$220,545
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 228 82 $3,765
Metoprolol Succinate Generic 153 57 $2,660
Lisinopril Generic 138 51 $1,272
Amlodipine Besylate Generic 109 44 $807
Metoprolol Tartrate Generic 107 38 $1,194
Ezetimibe Generic 97 39 $3,808
Furosemide Generic 93 39 $740
Carvedilol Generic 89 41 $1,268
Rosuvastatin Calcium Generic 84 31 $2,255
Spironolactone Generic 70 23 $718

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Megan Mulherin's medical specialty?
Dr. Megan Mulherin practices Acute Care Nurse Practitioner in San Marcos, TX.
Where does Dr. Megan Mulherin practice?
Dr. Megan Mulherin practices at 1251 Sadler Dr Ste 2, San Marcos, TX 786667980. Office phone: 5123965603.
What is Dr. Megan Mulherin's NPI?
Dr. Megan Mulherin's National Provider Identifier (NPI) is 1366001091, issued by NPPES.
Does Dr. Megan Mulherin accept Medicare assignment?
Yes. Dr. Megan Mulherin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Megan Mulherin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.