Doctor profile · Federal record

Dr. Ann John, MD

Anesthesiology Physician (CMS: Anesthesiology) · Austin, TX

  • NPI 1154532307
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8140 N Mopac Expy Ste 3-210
Austin, TX 787598862
(512) 343-2292
fax (512) 343-2745

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
March 4, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Texas #M9382
Medicaid
TX #2024317-02

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154532307. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
157
Distinct HCPCS
9
Medicare allowed
$22,413
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 29 29 $43
00537 Anesthesia for procedure to assess heart electrical activity 24 24 $402
76937 Ultrasonic guidance for blood vessel access 24 21 $14
01922 Anesthesia for x-ray or radiation therapy 18 18 $195
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 16 16 $82
01844 Anesthesia for placement or revision of blood flow shunt 12 12 $161
93312 Ultrasound of heart with probe in esophagus, with report 12 12 $105
01926 Anesthesia for x-ray on artery of brain, heart, or chest 11 11 $285
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 11 11 $3

In context: peer comparison

Among 69 peers in this city , average services per provider: 44. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$92
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Biosense Webster, Inc. 2 $72.63
CORDIS US CORP. 1 $19.33

By nature of payment

Food and Beverage
$92

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann John's medical specialty?
Dr. Ann John practices Anesthesiology Physician in Austin, TX.
Where does Dr. Ann John practice?
Dr. Ann John practices at 8140 N Mopac Expy Ste 3-210, Austin, TX 787598862. Office phone: 5123432292.
What is Dr. Ann John's NPI?
Dr. Ann John's National Provider Identifier (NPI) is 1154532307, issued by NPPES.
Does Dr. Ann John accept Medicare assignment?
Yes. Dr. Ann John accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann John commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Anesthesia for procedure to assess heart electrical activity (HCPCS 00537); Ultrasonic guidance for blood vessel access (HCPCS 76937). Source: CMS Medicare Physician & Other Practitioners file.