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John Horwhat in Lancaster, Pennsylvania

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John Horwhat has Gastroenterology as his primary medical specialty. Their primary office is: 2112 Harrisburg Pike in Lancaster, Pennsylvania.

They're a part of the: Regional Gastroenterology Associates Of Lancaster, Ltd. medical group which has around 237 members. You can call their office at 717-869-4600 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended Temple University School Of Medicine and graduated in 1992 (around 32 years of experience). They are not listed as doing telehealth appointments, but this may have changed. It can't hurt to call and check. If anything it may encourage them to make them available if they are not currently.


John David Horwhat Office Phone and Directions

John Horwhat
Regional Gastroenterology Associates Of Lancaster, Ltd.
2112 Harrisburg Pike
Lancaster, Pennsylvania 17601
717-869-4600


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Phone: 717-869-4600


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Healthcare Info for John Horwhat

Medical School: Temple University School Of Medicine
Graduation Year: 1992
The Primary Medical Specialty for John Horwhat is listed as: Gastroenterology
Approximate Years of Experience: 32
PAC (PECOS ID)#: 3779661541
NPI #: 1487747242
NPI Created On: 10/02/2006
NPI Last Updated Listed as: 03/07/2023
Primary Taxonomy Code: 207RG0100X
License Number:
MD053834L
Listed Gender: Male

Insurance, Services, Charges


Forms of insurance accepted by include, but are not limited to:

  • AmeriHealth New Jersey
  • Blue Cross Blue Shield
  • Capital Advantage Assurance Company
  • Highmark Health Insurance Company
  • AmeriHealth HMO, Inc.
  • Humana
  • Highmark Inc.
  • UPMC Health Options, Inc.
  • Geisinger Health Plan
  • Geisinger Quality Options
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English, Vietnamese, Spanish, Mandarin, Hindi, Gujarati, Chinese.


Services and Procedures include:

  1. Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope
  2. Ultrasound examination of esophagus, stomach, and/or upper small bowel using an endoscope
  3. Ultrasound guided needle aspiration or biopsies of esophagus using an endoscope
  4. Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope
  5. Removal of stone from bile or pancreatic duct using an endoscope
  6. Biopsy of large bowel using an endoscope
  7. Removal of polyps or growths of large bowel using an endoscope
  8. Removal of large bowel tissue using an endoscope
  9. Radiological supervision and interpretation of insertion of catheter into biliary duct using an endoscope
  10. New patient office or other outpatient visit, typically 45 minutes
  11. Established patient office or other outpatient visit, typically 15 minutes
  12. Established patient office or other outpatient, visit typically 25 minutes
  13. Initial hospital inpatient care, typically 30 minutes per day
  14. Initial hospital inpatient care, typically 50 minutes per day
  15. Initial hospital inpatient care, typically 70 minutes per day
  16. Subsequent hospital inpatient care, typically 15 minutes per day
  17. Subsequent hospital inpatient care, typically 25 minutes per day

They took part in Medicare's Electronic Health Record Incentive Program which was designed to help move people over to electronic records and improve the systems that were already in place.
They took part in the Medicare Physician Quality Reporting System (PQRS).

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $11

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866313

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: GASTROENTEROLOGY

Name of Drug #1: LINZESS

Open Associated Drug #1: 0456-1201-30


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866319

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: IMMUNOLOGY

Name of Drug #1: HUMIRA

Open Associated Drug #1: 0074-0554-02


Payments Total: $117

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866323

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: VIROLOGY

Name of Drug #1: MAVYRET

Open Associated Drug #1: 0074-2625-28


Payments Total: $14

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866327

Being Disputed:: No

Product Related: Yes

Drug or Biological: Biological

Product Category #1: IMMUNOLOGY

Name of Drug #1: HUMIRA

Open Associated Drug #1: 0074-0554-02


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866331

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: VIROLOGY

Name of Drug #1: MAVYRET

Open Associated Drug #1: 0074-2625-28


Payments Total: $11

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794866335

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: ENDOCRINOLOGY

Name of Drug #1: CREON

Open Associated Drug #1: 0032-3016-13


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Third party is a Charity:: No

Record ID:: 777657115

Being Disputed:: No

Product Related: Yes

Drug or Biological: Device

Product Category #1: PAIN MANAGEMENT

Name of Drug #1: SPYSCOPE


Payments Total: $16

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 819981089

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: INTERNAL MEDICINE

Name of Drug #1: MOTEGRITY

Open Associated Drug #1: 54092-546-01


Payments Total: $19

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 819981093

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: INTERNAL MEDICINE

Name of Drug #1: GATTEX

Open Associated Drug #1: 68875-0101-2


Payments Total: $12

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 819981097

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: INTERNAL MEDICINE

Name of Drug #1: MOTEGRITY

Open Associated Drug #1: 54092-546-01


Gastroenterology Professionals in Lancaster

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

2112 Harrisburg Pike
Lancaster, PA
Regional Gastroenterology Associates Of Lancaster, Ltd.

Providers in Regional Gastroenterology Associates Of Lancaster, Ltd.

1.Nicole Adametz

300 Spring Creek Ln
Uniontown Pa 15401-9069
Regional Gastroenterology Associates Of Lancaster, Ltd.
Physician Assistant

2.Nicole Adametz

2112 Harrisburg Pike
Lancaster Pa 17601-2644
Regional Gastroenterology Associates Of Lancaster, Ltd.
Physician Assistant

3.Faiz Afridi

825 Town Ctr Dr
Langhorne Pa 19047-1793
Regional Gastroenterology Associates Of Lancaster, Ltd.
Gastroenterology

4.Nasir Akhtar

915 Old Fern Hill Rd
West Chester Pa 19380-4269
Regional Gastroenterology Associates Of Lancaster, Ltd.
Internal Medicine

5.Nicole Albert

325 Central Ave
Malvern Pa 19355-3265
Regional Gastroenterology Associates Of Lancaster, Ltd.
Gastroenterology

6.Rajih Alkhafaji

2112 Harrisburg Pike
Lancaster Pa 17601-2644
Regional Gastroenterology Associates Of Lancaster, Ltd.
Gastroenterology

View all 237 members of Regional Gastroenterology Associates Of Lancaster, Ltd. medical group