Doctor profile · Federal record
Dr. Maria Chang, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Wichita, KS
- NPI 1730281932
- Accepts Medicare
- 36 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3311 E Murdock St
Wichita, KS 672083054
(316) 689-9590
fax (316) 689-9798 - Mailing address
-
Po Box 8035
Wichita, KS 672080035
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- September 30, 2016
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Kansas #29174
- Medicaid
- KS #200409990A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730281932. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
599
Distinct HCPCS
10
Medicare allowed
$70,567
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 107 | 105 | $88 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 93 | 93 | $123 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 83 | 56 | $115 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 75 | 41 | $75 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 54 | 53 | $123 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 52 | 52 | $227 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 32 | 31 | $103 | |
43450 |
Dilation of esophagus | 31 | 31 | $36 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 29 | 29 | $156 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 29 | 29 | $171 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 385. This provider delivers 1.6× the peer median.Open Payments
Industry payments received
All-time total
$849
Transactions
49
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 19 | $294.30 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 8 | $182.99 | |
| Madrigal Pharmaceuticals | 2 | $61.35 | |
| Janssen Biotech, Inc. | 4 | $56.71 | |
| Ferring Pharmaceuticals Inc. | 2 | $40.12 | |
| AIMMUNE THERAPEUTICS, INC. | 2 | $36.21 | |
| GENZYME CORPORATION | 2 | $35.67 | |
| Phathom Pharmaceuticals, Inc. | 2 | $30.74 | |
| Ardelyx, Inc. | 2 | $28.67 | |
| Celgene Corporation | 2 | $27.02 | |
| PFIZER INC. | 1 | $21.46 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $21.17 | |
| Micro-tech Endoscopy USA, Inc. | 2 | $12.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
287
Patients
144
Total drug cost
$111,470
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 65 | 28 | $768 |
| Omeprazole | Generic | 43 | 25 | $654 |
| Dicyclomine Hcl | Generic | 30 | 12 | $781 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 27 | 27 | $455 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 27 | 27 | $739 |
| Sucralfate | Generic | 27 | 14 | $1,068 |
| Famotidine | Generic | 23 | 11 | $347 |
| Metoclopramide Hcl | Generic | 18 | 0 | $118 |
| Linzess (Linaclotide) | Brand | 14 | 0 | $10,924 |
| Humira(Cf) Pen (Adalimumab) | Brand | 13 | 0 | $95,615 |
Hospital affiliations
Frequently asked questions
What is Dr. Maria Chang's medical specialty?
Dr. Maria Chang practices Gastroenterology Physician in Wichita, KS.
Where does Dr. Maria Chang practice?
Dr. Maria Chang practices at 3311 E Murdock St, Wichita, KS 672083054. Office phone: 3166899590.
What is Dr. Maria Chang's NPI?
Dr. Maria Chang's National Provider Identifier (NPI) is 1730281932, issued by NPPES.
Does Dr. Maria Chang accept Medicare assignment?
Yes. Dr. Maria Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Chang commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.