Doctor profile · Federal record
Dr. Larry Walker, M.D.
Nephrology Physician (CMS: Nephrology) · Huntsville, AL
- NPI 1538140587
- Accepts Medicare
- 30 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
810 Franklin St Se, Suite A
Huntsville, AL 358014310
(256) 881-1160
fax (256) 533-3171
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- August 11, 2020
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Alabama #21290
- Medicaid
- AL #51502366
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1538140587. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,980
Distinct HCPCS
10
Medicare allowed
$359,291
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 982 | 262 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 562 | 433 | $98 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 314 | 295 | $69 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 304 | 161 | $330 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 226 | 95 | $112 | |
90935 |
Hemodialysis procedure with physician evaluation | 188 | 71 | $67 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 77 | 74 | $163 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 74 | 74 | $153 | |
90966 |
Home dialysis services per month (20 years or older) | 67 | 31 | $274 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 59 | 53 | $275 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 176. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$283
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| CALLIDITAS THERAPEUTICS US INC. | 1 | $121.60 | |
| Ardelyx, Inc. | 1 | $121.19 | |
| AKEBIA THERAPEUTICS INC | 1 | $27.00 | |
| Cycle Pharmaceuticals Inc | 1 | $13.24 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
651
Patients
191
Total drug cost
$38,609
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 112 | 45 | $952 |
| Amlodipine Besylate | Generic | 89 | 31 | $1,178 |
| Losartan Potassium | Generic | 78 | 33 | $1,466 |
| Calcitriol | Generic | 65 | 23 | $1,262 |
| Hydrochlorothiazide | Generic | 46 | 18 | $230 |
| Lisinopril | Generic | 42 | 18 | $602 |
| Carvedilol | Generic | 40 | 12 | $465 |
| Hydralazine Hcl | Generic | 36 | 11 | $851 |
| Metoprolol Succinate | Generic | 26 | 0 | $520 |
| Lokelma (Sodium Zirconium Cyclosilicate) | Brand | 23 | 0 | $19,066 |
Hospital affiliations
Frequently asked questions
What is Dr. Larry Walker's medical specialty?
Dr. Larry Walker practices Nephrology Physician in Huntsville, AL.
Where does Dr. Larry Walker practice?
Dr. Larry Walker practices at 810 Franklin St Se, Huntsville, AL 358014310. Office phone: 2568811160.
What is Dr. Larry Walker's NPI?
Dr. Larry Walker's National Provider Identifier (NPI) is 1538140587, issued by NPPES.
Does Dr. Larry Walker accept Medicare assignment?
Yes. Dr. Larry Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Larry Walker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.