Doctor profile · Federal record
Dr. Christine Herdman
Gastroenterology Physician (CMS: Gastroenterology) · Newark, DE
- NPI 1487783767
- Accepts Medicare
- 22 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
537 Stanton Christiana RD, Suite 203
Newark, DE 197132146
(302) 225-2380
fax (302) 225-2388
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- July 26, 2011
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Delaware #C10009738
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487783767. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,670
Distinct HCPCS
10
Medicare allowed
$250,908
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3380 |
Injection, vedolizumab, 1 mg | 6,900 | 16 | $22 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 132 | 132 | $245 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 120 | 92 | $126 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 108 | 107 | $104 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 102 | 87 | $89 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 71 | 71 | $82 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 32 | 32 | $115 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 32 | 32 | $177 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 30 | 30 | $130 | |
91010 |
Study of esophagus to assess movement | 27 | 27 | $63 |
In context: peer comparison
Among 6 peers in Newark Gastroenterology Physician, average services per provider: 352. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$1,688
Transactions
85
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 39 | $649.53 | |
| Janssen Biotech, INC. | 9 | $189.75 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 6 | $138.42 | |
| Ardelyx, INC. | 6 | $116.90 | |
| Regeneron Healthcare Solutions, INC. | 5 | $95.22 | |
| Genzyme Corporation | 3 | $67.10 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $64.01 | |
| Qol Medical, LLC | 2 | $47.22 | |
| Gilead Sciences, INC. | 2 | $38.69 | |
| Pfizer INC. | 2 | $35.11 | |
| Celgene Corporation | 2 | $33.62 | |
| Ironwood Pharmaceuticals, INC | 2 | $31.85 | |
| Aimmune Therapeutics, INC. | 2 | $27.91 | |
| Ipsen Biopharmaceuticals, INC | 1 | $26.02 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $22.54 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
775
Patients
234
Total drug cost
$126,262
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 353 | 128 | $7,994 |
| Pantoprazole Sodium | Generic | 100 | 38 | $1,778 |
| Famotidine | Generic | 93 | 33 | $12,846 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 27 | 0 | $17,060 |
| Creon (Lipase/Protease/Amylase) | Brand | 26 | 0 | $44,041 |
| Linzess (Linaclotide) | Brand | 24 | 15 | $27,456 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 23 | 0 | $2,061 |
| Esomeprazole Magnesium | Generic | 22 | 0 | $2,778 |
| Cholestyramine Light (Cholestyramine/Aspartame) | Brand | 20 | 0 | $2,057 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 20 | 20 | $3,292 |
Hospital affiliations
Frequently asked questions
What is Dr. Christine Herdman's medical specialty?
Dr. Christine Herdman practices Gastroenterology Physician in Newark, DE.
Where does Dr. Christine Herdman practice?
Dr. Christine Herdman practices at 537 Stanton Christiana RD, Newark, DE 197132146. Office phone: 3022252380.
What is Dr. Christine Herdman's NPI?
Dr. Christine Herdman's National Provider Identifier (NPI) is 1487783767, issued by NPPES.
Does Dr. Christine Herdman accept Medicare assignment?
Yes. Dr. Christine Herdman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Herdman commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.