Doctor profile · Federal record

Dr. Gerald Bertiger, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Internal Medicine Physician · Gastroenterology Physician · Gastroenterology Physician · Gastroenterology Physician · Ephrata, PA

  • NPI 1265470140
  • Accepts Medicare
  • 47 yrs in practice
  • Licensed in 5 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 10 locations across 5 states.

NPPES Updated May 11, 2026
Primary practice
4150 Barrett Blvd Ste 200
Ephrata, PA 175228979
(717) 738-5648
fax (717) 327-4014
Mailing address
75 Hospital Dr Ste 310
Athens, OH 457012860
Virginia — 2 locations
Additional location
78 Medical Center Dr
Fishersville, VA 229392332
(540) 245-7350
fax (540) 245-7359
Additional location
863 Glenrock RD
Norfolk, VA 235023701
(757) 252-2900
fax (757) 252-3235
Indiana — 2 locations
Additional location
11104 Parkview Circle Dr Ste 310
Fort Wayne, IN 468451733
(260) 266-5230
fax (260) 266-5238
Additional location
2525 W University Ave
Muncie, IN 473033421
(765) 289-5408
South Carolina — 2 locations
Additional location
2000 E Greenville St Ste 2900
Anderson, SC 296211722
(864) 512-5849
fax (864) 512-7575
Additional location
3 Richland Medical Park Dr Ste 120
Columbia, SC 292036850
(803) 434-8866
Pennsylvania — 2 locations
Additional location
1307 Federal St Ste B100
Pittsburgh, PA 152124761
(412) 359-8900
fax (412) 359-8977
Additional location
1811 Bethlehem Pike
Flourtown, PA 190311111
(215) 402-0800
fax (215) 402-0449
West Virginia — 1 location
Additional location
1905 Ann St
Parkersburg, WV 261012504
(304) 424-4120

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 18, 2025
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (5)
Pennsylvania #MD027161E · West Virginia #29713 · Virginia #0101032217 · Indiana #01082717A · South Carolina #84527
Medicaid (2)
SC #845278 · PA #1009691

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265470140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
181
Distinct HCPCS
4
Medicare allowed
$13,468
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 116 76 $54
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 25 25 $150
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 24 21 $84
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 16 16 $92

In context: peer comparison

Among 2 peers in Ephrata Gastroenterology Physician, average services per provider: 32. This provider delivers 5.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
60
Patients
0
Total drug cost
$389
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 24 0 $44
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 12 0 $167
Finasteride Generic 12 0 $101
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 12 0 $77

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerald Bertiger's medical specialty?
Dr. Gerald Bertiger practices Gastroenterology Physician in Ephrata, PA.
Where does Dr. Gerald Bertiger practice?
Dr. Gerald Bertiger practices at 4150 Barrett Blvd Ste 200, Ephrata, PA 175228979. Office phone: 7177385648.
What is Dr. Gerald Bertiger's NPI?
Dr. Gerald Bertiger's National Provider Identifier (NPI) is 1265470140, issued by NPPES.
Does Dr. Gerald Bertiger accept Medicare assignment?
Yes. Dr. Gerald Bertiger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerald Bertiger commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.