1. Home
  2. Directory
  3. Pennsylvania
  4. Philadelphia
  5. Internal Medicine
  6. NPI Profile

GREGORY PAUL BISSON MD
NPI 1780614776
Internal Medicine - Infectious Disease in Philadelphia, PA

Active since July 04, 2006PECOS Enrolled
3400 SPRUCE ST, PHILADELPHIA, PA 19104(215) 662-6932(215) 662-7899 Get Directions Write a Review

NPPES record last updated: January 26, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gregory Paul Bisson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY PAUL BISSON MD (NPI 1780614776) is an individual infectious disease provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD074414L) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1997).

NPPES Registry Identity

NPI1780614776
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameGREGORY PAUL BISSONCredential: MD
Location Address3400 SPRUCE STPhiladelphia, PA 19104
Mailing Address3400 Spruce StPhiladelphia, PA 19104-4206
Phone(215) 662-6932
Fax(215) 662-7899
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateJuly 4, 2006
Last NPPES UpdateJanuary 26, 2011
✔ NPI 1780614776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in PA · MD074414L
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
3400 SPRUCE ST, Philadelphia, PA 19104
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINH84018
Medicare ID-Type Unspecified069758
Medicaid101187880002PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Paul Bisson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6901325638
PECOS Enrollment IDI20251001001000
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Gregory Bisson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Penn-Medical Group
Same address
Infectious Disease
3400 SPRUCE ST, 3 SILVERSTEIN BUILDING, SUITE D
Philadelphia, PA 19104
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 100 clinicians in this Medicare group
NPI 1194832899 (215) 662-6932

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ELIZABETH FOGLIA MD
Pediatrics
3400 SPRUCE ST, 8 RAVDIN
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3228
JOEL M STEIN MD
Radiology (Diagnostic Radiology)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3005
PRISCILLA NELSON M.D.
Anesthesiology
3400 SPRUCE ST, 6 DULLES
PHILADELPHIA, PA 19104
Philadelphia County (215) 349-8310
DR. JASON THOMAS ACKRIVO MD
Internal Medicine (Pulmonary Disease)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Philadelphia County (215) 614-0871
JEAN-PHILIPPE RICHARD DMD
Student in an Organized Health Care Education/Training Program
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-6176
LEAH M LOPEZ PA-C
Physician Assistant (Medical)
3400 SPRUCE ST, 4 SILVERSTEIN
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-7870
JOANIE M GARRATT MD
Radiology (Diagnostic Radiology)
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3000
JENNIFER DEKERLEGAND
Physical Therapist
3400 SPRUCE ST, 1 WHITE BUILDING
PHILADELPHIA, PA 19104
Philadelphia County (215) 662-3265

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Bisson's NPI number?

The NPI number for Gregory Bisson is 1780614776. It was assigned to this individual provider in the NPPES registry on July 4, 2006.

Where is Gregory Bisson located?

Gregory Bisson practices at 3400 Spruce St, Philadelphia, PA 19104. The listed phone number is (215) 662-6932.

What is Gregory Bisson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Gregory Bisson enrolled in Medicare?

Yes. Gregory Bisson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Bisson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Bisson reassigns Medicare benefits to University Of Penn-Medical Group (Philadelphia, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Bisson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Bisson accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Gregory Bisson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Bisson was last updated on January 26, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.