Doctor profile · Federal record
Dr. Elizabeth Rock, M.D.
Gastroenterology Physician · Limerick, PA
- NPI 1003952326
- MIPS 86.8 / 100 · 2023
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
420 W Linfield-Trappe Road, Suite 102
Limerick, PA 194684279
(484) 938-4030
fax (484) 938-4040
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- June 30, 2022
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Pennsylvania #MD018382E
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003952326. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
471
Distinct HCPCS
10
Medicare allowed
$63,661
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 95 | 95 | $180 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 92 | 88 | $110 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 77 | 68 | $94 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 54 | 54 | $182 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 54 | 42 | $59 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 23 | 23 | $117 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 22 | 22 | $244 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 21 | 21 | $189 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 18 | 15 | $81 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 15 | 15 | $173 |
In context: peer comparison
Among 2 peers in Limerick Gastroenterology Physician, average services per provider: 58. This provider delivers 8.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
938
Patients
256
Total drug cost
$147,906
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 423 | 145 | $10,309 |
| Famotidine | Generic | 135 | 38 | $1,594 |
| Mesalamine | Generic | 50 | 15 | $22,797 |
| Omeprazole | Generic | 47 | 19 | $908 |
| Metoclopramide Hcl | Generic | 41 | 15 | $454 |
| Linzess (Linaclotide) | Brand | 38 | 12 | $31,079 |
| Sulfasalazine | Generic | 35 | 0 | $701 |
| Creon (Lipase/Protease/Amylase) | Brand | 34 | 0 | $61,711 |
| Budesonide Ec (Budesonide) | Brand | 25 | 12 | $3,193 |
| Dicyclomine Hcl | Generic | 21 | 0 | $657 |
Frequently asked questions
What is Dr. Elizabeth Rock's medical specialty?
Dr. Elizabeth Rock practices Gastroenterology Physician in Limerick, PA.
Where does Dr. Elizabeth Rock practice?
Dr. Elizabeth Rock practices at 420 W Linfield-Trappe Road, Limerick, PA 194684279. Office phone: 4849384030.
What is Dr. Elizabeth Rock's NPI?
Dr. Elizabeth Rock's National Provider Identifier (NPI) is 1003952326, issued by NPPES.
What procedures does Dr. Elizabeth Rock 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.