Doctor profile · Federal record
Dr. William Wismer, DO
Gastroenterology Physician (CMS: Gastroenterology) · Erie, PA
- NPI 1346292406
- Accepts Medicare
- MIPS 92.5 / 100 · 2023
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2010 W 38Th St Uppr Level
Erie, PA 165082004
(814) 866-3986
fax (814) 866-6837 - Additional location
-
965 Shamrock Ln
Corry, PA 164079121
(814) 665-8288 - Mailing address
-
1 Lecom Pl
Erie, PA 165052571
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 4, 2023
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Pennsylvania #OS-011918
- Medicaid
- PA #1016247190001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346292406. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
328
Distinct HCPCS
7
Medicare allowed
$40,611
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 94 | 94 | $168 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 64 | 62 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 56 | 45 | $64 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 35 | $94 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 36 | 36 | $128 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 18 | 16 | $86 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 15 | 15 | $241 |
In context: peer comparison
Among 9 peers in Erie Gastroenterology Physician, average services per provider: 45. This provider delivers 7.3× the peer median.Open Payments
Industry payments received
All-time total
$2,526
Transactions
119
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 33 | $934.61 | |
| Janssen Biotech, INC. | 28 | $468.79 | |
| Daiichi Sankyo INC. | 13 | $236.99 | |
| Takeda Pharmaceuticals U.S.A., INC. | 7 | $215.71 | |
| Pfizer INC. | 13 | $167.95 | |
| Phathom Pharmaceuticals, INC. | 3 | $141.15 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 5 | $77.75 | |
| Gilead Sciences, INC. | 5 | $69.67 | |
| Ironwood Pharmaceuticals, INC | 3 | $55.17 | |
| Exact Sciences Corporation | 2 | $41.46 | |
| Ardelyx, INC. | 2 | $32.36 | |
| Celgene Corporation | 2 | $31.24 | |
| Lilly USA, LLC | 1 | $22.65 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $16.86 | |
| Qol Medical, LLC | 1 | $13.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
799
Patients
162
Total drug cost
$975,445
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 480 | 109 | $5,174 |
| Colestipol Hcl | Generic | 102 | 23 | $9,278 |
| Omeprazole | Generic | 68 | 15 | $610 |
| Stelara (Ustekinumab) | Brand | 33 | 0 | $876,943 |
| Mesalamine | Generic | 23 | 0 | $19,272 |
| Linzess (Linaclotide) | Brand | 22 | 0 | $21,080 |
| Mesalamine ER (Mesalamine) | Brand | 16 | 0 | $4,770 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 15 | 15 | $2,642 |
| Famotidine | Generic | 15 | 0 | $152 |
| Creon (Lipase/Protease/Amylase) | Brand | 13 | 0 | $35,090 |
Frequently asked questions
What is Dr. William Wismer's medical specialty?
Dr. William Wismer practices Gastroenterology Physician in Erie, PA.
Where does Dr. William Wismer practice?
Dr. William Wismer practices at 2010 W 38Th St Uppr Level, Erie, PA 165082004. Office phone: 8148663986.
What is Dr. William Wismer's NPI?
Dr. William Wismer's National Provider Identifier (NPI) is 1346292406, issued by NPPES.
Does Dr. William Wismer accept Medicare assignment?
Yes. Dr. William Wismer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Wismer commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.