Doctor profile · Federal record

Dr. Abdul Aziz Siddiqui, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Houston, TX

  • NPI 1306474358
  • Accepts Medicare
  • 7 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
6720 Bertner Ave
Houston, TX 770302604
(713) 798-2222
Additional location
5601 Loch Raven Blvd
Baltimore, MD 212392945
(443) 444-8000
Mailing address
7200 Cambridge St
Houston, TX 770304202

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
February 3, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Texas #V4183 · Maryland #D0097874

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306474358. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
108
Distinct HCPCS
3
Medicare allowed
$13,639
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 52 51 $181
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 43 41 $32
99291 Critical care, first 30-74 minutes 13 13 $222

In context: peer comparison

Among 142 peers in Houston Hospitalist Physician, average services per provider: 131. This provider delivers 0.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Abdul Aziz Siddiqui's medical specialty?
Dr. Abdul Aziz Siddiqui practices Hospitalist Physician in Houston, TX.
Where does Dr. Abdul Aziz Siddiqui practice?
Dr. Abdul Aziz Siddiqui practices at 6720 Bertner Ave, Houston, TX 770302604. Office phone: 7137982222.
What is Dr. Abdul Aziz Siddiqui's NPI?
Dr. Abdul Aziz Siddiqui's National Provider Identifier (NPI) is 1306474358, issued by NPPES.
Does Dr. Abdul Aziz Siddiqui accept Medicare assignment?
Yes. Dr. Abdul Aziz Siddiqui accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abdul Aziz Siddiqui commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.