Doctor profile · Federal record
Dr. Benjamin Leach, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Walla Walla, WA
- NPI 1508053174
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
401 W Poplar St, Hospitalists
Walla Walla, WA 993622846
(509) 522-5145
fax (509) 522-5184 - Mailing address
-
Po Box 34439
Seattle, WA 981241439
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- March 22, 2012
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Washington #MD60212129 · Oregon #LL16175
- Medicaid (2)
- OR #500635143 · WA #1508053174
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508053174. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
829
Distinct HCPCS
8
Medicare allowed
$75,248
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 423 | 179 | $77 | |
99239 |
Hospital discharge day management, more than 30 minutes | 133 | 132 | $112 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 108 | 36 | $49 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 62 | 50 | $117 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 47 | 46 | $171 | |
99238 |
Hospital discharge day management, 30 minutes or less | 28 | 28 | $80 | |
99291 |
Critical care, first 30-74 minutes | 17 | 15 | $209 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $128 |
In context: peer comparison
Among 10 peers in Walla Walla Internal Medicine Physician, average services per provider: 199. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$165
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Edwards Lifesciences Corporation | 1 | $164.94 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
119
Patients
48
Total drug cost
$8,451
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 24 | 11 | $149 |
| Potassium Chloride | Generic | 18 | 14 | $206 |
| Atorvastatin Calcium | Generic | 14 | 0 | $175 |
| Pantoprazole Sodium | Generic | 14 | 0 | $191 |
| Eliquis (Apixaban) | Brand | 13 | 0 | $7,378 |
| Metoprolol Succinate | Generic | 13 | 0 | $92 |
| Ondansetron Odt (Ondansetron) | Brand | 12 | 12 | $122 |
| Cefdinir | Generic | 11 | 11 | $137 |
Hospital affiliations
Frequently asked questions
What is Dr. Benjamin Leach's medical specialty?
Dr. Benjamin Leach practices Internal Medicine Physician in Walla Walla, WA.
Where does Dr. Benjamin Leach practice?
Dr. Benjamin Leach practices at 401 W Poplar St, Walla Walla, WA 993622846. Office phone: 5095225145.
What is Dr. Benjamin Leach's NPI?
Dr. Benjamin Leach's National Provider Identifier (NPI) is 1508053174, issued by NPPES.
Does Dr. Benjamin Leach accept Medicare assignment?
Yes. Dr. Benjamin Leach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Leach commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.