Doctor profile · Federal record
Dr. Carl Walther, M.D.
Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Houston, TX
- NPI 1356678684
- Accepts Medicare
- MIPS 77.8 / 100 · 2023
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2525A Holly Hall St
Houston, TX 770544124
(713) 526-4243 - Additional location
-
6431 Fannin St, Suite 5.134
Houston, TX 770301501
(713) 500-6868
fax (713) 500-6882 - Mailing address
-
6620 Main St Ste 11B.38
Houston, TX 770302348
Credentials & registration
- NPI registered
- November 2009 — 17 yrs on file
- Profile last updated
- April 4, 2025
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Texas #P2557
- Medicaid
- TX #336291503
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356678684. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$132
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 2 | $131.69 |
By nature of payment
Frequently asked questions
What is Dr. Carl Walther's medical specialty?
Dr. Carl Walther practices Nephrology Physician in Houston, TX.
Where does Dr. Carl Walther practice?
Dr. Carl Walther practices at 2525A Holly Hall St, Houston, TX 770544124. Office phone: 7135264243.
What is Dr. Carl Walther's NPI?
Dr. Carl Walther's National Provider Identifier (NPI) is 1356678684, issued by NPPES.
Does Dr. Carl Walther accept Medicare assignment?
Yes. Dr. Carl Walther accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.