Doctor profile · Federal record
Dr. Claire Zhang, M.D.
Gastroenterology Physician (CMS: Internal Medicine) · Gastroenterology Physician · Elkton, MD
- NPI 1194145672
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
137 W High St Ste 2B
Elkton, MD 219218615
(410) 398-8888 - Additional location
-
4755 Ogletown Stanton RD
Newark, DE 197181900
(302) 733-1000 - Mailing address
-
2500 Metrohealth Dr
Cleveland, OH 441091900
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- July 27, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Maryland #D91557 · Delaware #C1-0024329
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194145672. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
735
Distinct HCPCS
10
Medicare allowed
$101,697
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 108 | 108 | $171 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 101 | 89 | $131 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 96 | 96 | $114 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 83 | 82 | $96 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 81 | 81 | $249 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 64 | 63 | $84 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 42 | 33 | $51 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 35 | 32 | $179 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 33 | 29 | $81 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 20 | 20 | $115 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 49. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$606
Transactions
23
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 10 | $274.50 | |
| Regeneron Healthcare Solutions, Inc. | 4 | $108.99 | |
| Janssen Biotech, Inc. | 3 | $82.59 | |
| Madrigal Pharmaceuticals | 1 | $41.68 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $22.89 | |
| Phathom Pharmaceuticals, Inc. | 1 | $21.03 | |
| IRONWOOD PHARMACEUTICALS, INC | 1 | $18.92 | |
| Celgene Corporation | 1 | $18.04 | |
| CapsoVision, Inc. | 1 | $17.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
637
Patients
269
Total drug cost
$54,566
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 232 | 71 | $3,750 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 108 | 108 | $1,974 |
| Dicyclomine Hcl | Generic | 83 | 38 | $2,255 |
| Linzess (Linaclotide) | Brand | 59 | 13 | $42,550 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 27 | 26 | $427 |
| Pantoprazole Sodium | Generic | 25 | 0 | $638 |
| Ondansetron Odt (Ondansetron) | Brand | 18 | 0 | $854 |
| Hydrocortisone | Generic | 17 | 0 | $170 |
| Amitriptyline Hcl | Generic | 16 | 0 | $155 |
| Famotidine | Generic | 14 | 0 | $148 |
Hospital affiliations
Frequently asked questions
What is Dr. Claire Zhang's medical specialty?
Dr. Claire Zhang practices Gastroenterology Physician in Elkton, MD.
Where does Dr. Claire Zhang practice?
Dr. Claire Zhang practices at 137 W High St Ste 2B, Elkton, MD 219218615. Office phone: 4103988888.
What is Dr. Claire Zhang's NPI?
Dr. Claire Zhang's National Provider Identifier (NPI) is 1194145672, issued by NPPES.
Does Dr. Claire Zhang accept Medicare assignment?
Yes. Dr. Claire Zhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Claire Zhang commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.