Doctor profile · Federal record
Dr. Michael Arriaga, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Webster, TX
- NPI 1407292352
- Accepts Medicare
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
500 N Kobayashi Ste A
Webster, TX 775984722
(281) 724-7341
fax (281) 724-1861 - Additional location
-
4101 Greenbriar St, Suite 122G
Houston, TX 770985294
(281) 252-9993 - Additional location
-
921 Gessner RD
Houston, TX 770242501
(281) 644-8111 - Mailing address
-
Po Box 58406
Webster, TX 775988406
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- September 20, 2024
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Texas #Q9780
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407292352. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
658
Distinct HCPCS
4
Medicare allowed
$92,366
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 293 | 286 | $175 | |
99497 |
Advance care planning, first 30 minutes | 246 | 237 | $76 | |
99291 |
Critical care, first 30-74 minutes | 79 | 78 | $217 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 40 | 40 | $132 |
In context: peer comparison
Among 30 peers in Webster Internal Medicine Physician, average services per provider: 177. This provider delivers 3.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Michael Arriaga's medical specialty?
Dr. Michael Arriaga practices Internal Medicine Physician in Webster, TX.
Where does Dr. Michael Arriaga practice?
Dr. Michael Arriaga practices at 500 N Kobayashi Ste A, Webster, TX 775984722. Office phone: 2817247341.
What is Dr. Michael Arriaga's NPI?
Dr. Michael Arriaga's National Provider Identifier (NPI) is 1407292352, issued by NPPES.
Does Dr. Michael Arriaga accept Medicare assignment?
Yes. Dr. Michael Arriaga accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Arriaga commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Advance care planning (HCPCS 99497); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.