Doctor profile · Federal record
Dr. Harsha Jayawardena, MD
Surgery Physician (CMS: General Surgery) · Mason City, IA
- NPI 1871587352
- Accepts Medicare
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
250 S Crescent Dr
Mason City, IA 504012926
(641) 494-5260
fax (641) 494-5267
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- January 17, 2024
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Iowa #30488
- Medicaid
- IA #1122192
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871587352. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
861
Distinct HCPCS
10
Medicare allowed
$96,722
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 176 | 175 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 116 | 115 | $230 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 95 | 76 | $62 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 87 | 87 | $166 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 57 | 50 | $83 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 50 | 50 | $77 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 42 | 41 | $81 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 29 | 29 | $52 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 26 | 17 | $74 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 25 | 11 | $46 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 44. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$470
Transactions
17
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Molli Surgical (us) Inc | 2 | $138.56 | |
| Medtronic, Inc. | 2 | $74.74 | |
| TELA Bio, Inc. | 2 | $39.21 | |
| CSL Behring | 2 | $37.35 | |
| Becton, Dickinson and Company | 1 | $32.21 | |
| Kerecis Limited | 1 | $26.65 | |
| Phathom Pharmaceuticals, Inc. | 1 | $24.89 | |
| Hologic Sales and Service, LLC | 1 | $24.74 | |
| Microline Surgical Inc | 1 | $17.96 | |
| Braintree Laboratories, Inc. | 1 | $15.52 | |
| Stryker Corporation | 1 | $14.35 | |
| Solventum Corporation | 1 | $14.02 | |
| Merit Medical Systems Inc | 1 | $9.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
132
Patients
129
Total drug cost
$7,055
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 41 | 41 | $3,609 |
| Erythromycin (Erythromycin Base) | Brand | 18 | 18 | $1,327 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 17 | 15 | $239 |
| Neomycin Sulfate | Generic | 17 | 17 | $107 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 14 | 13 | $127 |
| Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 13 | 13 | $252 |
| Suprep (Sodium, Potassium,mag Sulfates) | Brand | 12 | 12 | $1,393 |
Frequently asked questions
What is Dr. Harsha Jayawardena's medical specialty?
Dr. Harsha Jayawardena practices Surgery Physician in Mason City, IA.
Where does Dr. Harsha Jayawardena practice?
Dr. Harsha Jayawardena practices at 250 S Crescent Dr, Mason City, IA 504012926. Office phone: 6414945260.
What is Dr. Harsha Jayawardena's NPI?
Dr. Harsha Jayawardena's National Provider Identifier (NPI) is 1871587352, issued by NPPES.
Does Dr. Harsha Jayawardena accept Medicare assignment?
Yes. Dr. Harsha Jayawardena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harsha Jayawardena commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.