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GABRIELLE C WASSER CRNP
NPI 1730696972
Nurse Practitioner - Acute Care in Philadelphia, PA

Active since January 09, 2018PECOS Enrolled
800 WALNUT ST FL 9, PHILADELPHIA, PA 19107(215) 829-8713(215) 829-5350 Get Directions Write a Review

NPPES record last updated: December 13, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 13, 2022, Mar 24, 2021, Aug 6, 2019 and 1 more (4 updates tracked since 2018).

About Gabrielle C Wasser Crnp NPPES

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

GABRIELLE C WASSER CRNP (NPI 1730696972) is an individual acute care provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (SP018431) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1730696972
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameGABRIELLE C WASSERCredential: CRNP
Location Address800 WALNUT ST FL 9Philadelphia, PA 19107-5176
Mailing Address800 Walnut St Fl 9Philadelphia, PA 19107-5176 · (215) 829-8713 · Fax (215) 829-5350
Phone(215) 829-8713
Fax(215) 829-5350
Sole ProprietorNo
Enumeration DateJanuary 9, 2018
Last NPPES UpdateDecember 13, 20224 updates tracked since enumeration
NPPES CertifiedDecember 13, 2022
✔ NPI 1730696972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in PA · SP018431
Also ListedRegistered NurseTaxonomy 163W00000X · License RN617170 (PA)
800 WALNUT ST FL 9, Philadelphia, PA 19107
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1900 Walnut StPhiladelphia, PA 19107-5191 · Phone (215) 955-6161 · Fax (215) 923-5507
Location 2132 S 10th StPhiladelphia, PA 19107-5244 · Phone (610) 246-8599
Location 3111 S 11th St Ste 8190Philadelphia, PA 19107-4824 · Phone (215) 955-6161 · Fax (215) 923-5507

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gabrielle C Wasser Crnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

3

Medicare enrollment records show Gabrielle Wasser reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Penn-Medical Group
0.2 mi
Ambulatory Fertility Facility
801 SPRUCE ST, 8TH FLOOR
Philadelphia, PA 19107
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 3,488 clinicians in this Medicare group
NPI 1669860854 (215) 829-2345
Main Line Healthcare
14 mi
Family Medicine
3803 WEST CHESTER PIKE, H BLDG SUITE 160
Newtown Square, PA 19073
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 1,638 clinicians in this Medicare group
NPI 1922077643 (484) 337-1585
Guthrie Medical Group, P.C,
120 mi
Family Medicine
5950 SR 6 STE 101
Tunkhannock, PA 18657
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Guthrie Medical Group PC
  • 830 clinicians in this Medicare group
NPI 1164471652 (570) 836-4294

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 19107 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
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
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 4

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

MARY CATHERINE SHIELDS MD
Internal Medicine
800 WALNUT ST FL 9
PHILADELPHIA, PA 19107
Philadelphia County (215) 829-5064
MRS. SOPHIA VICTORIA WASSERWALD CRNP
Nurse Practitioner (Acute Care)
800 WALNUT ST FL 9
PHILADELPHIA, PA 19107
Philadelphia County (215) 316-5151
JENNIFER KEEN MD
Internal Medicine (Pulmonary Disease)
800 WALNUT ST FL 9
PHILADELPHIA, PA 19107
Philadelphia County (215) 829-5027
BRANDON JUSTIN BLAU MD
Internal Medicine (Rheumatology)
800 WALNUT ST FL 9
PHILADELPHIA, PA 19107
Philadelphia County (215) 662-4333

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 Gabrielle Wasser's NPI number?

The NPI number for Gabrielle Wasser is 1730696972. It was assigned to this individual provider in the NPPES registry on January 9, 2018.

Where is Gabrielle Wasser located?

Gabrielle Wasser practices at 800 Walnut St Fl 9, Philadelphia, PA 19107. The listed phone number is (215) 829-8713.

What is Gabrielle Wasser's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Gabrielle Wasser enrolled in Medicare?

Yes. Gabrielle Wasser is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gabrielle Wasser's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gabrielle Wasser reassigns Medicare benefits to 3 organizations: University Of Penn-Medical Group (Philadelphia, PA), Main Line Healthcare (Newtown Square, PA) and Guthrie Medical Group, P.C, (Tunkhannock, PA). Each 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 Gabrielle Wasser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Gabrielle Wasser was last updated on December 13, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.