CASSANDRA M KARIMI CRNP
NPI 1396225629
Nurse Practitioner - Adult Health in Pittsburgh, PA

Q: What is Cassandra Karimi's NPI number?

The NPI number for Cassandra Karimi is 1396225629. It was assigned to this individual provider in the NPPES registry on August 16, 2018. The provider is also known as Cassandra M Tonkinson Crnp.

Q: What is Cassandra Karimi's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Q: When was this NPI record last updated?

The NPPES record for Cassandra Karimi was last updated on July 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since August 16, 2018PECOS EnrolledAccepts Medicare Assignment

5171 LIBERTY AVE, PITTSBURGH, PA 15224(412) 683-4550(412) 246-4567 Get Directions Write a Review

NPPES record last updated: July 28, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 28, 2021, May 6, 2019, Aug 16, 2018 (3 updates tracked since 2018).

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About Cassandra M Karimi Crnp NPPES

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

CASSANDRA M KARIMI CRNP (NPI 1396225629) is an individual adult health provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (SP019092) and active in the NPI registry since August 2018. She is enrolled in Medicare PECOS, is affiliated with Upmc Mercy, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1396225629

Entity TypeIndividualFemale

Primary Taxonomy363LA2200X

Provider Legal NameCASSANDRA M KARIMICredential: CRNP

Location Address5171 LIBERTY AVEPittsburgh, PA 15224-2254

Mailing Address5171 Liberty AvePittsburgh, PA 15224-2254 · (412) 683-4550 · Fax (412) 246-4567

Phone(412) 683-4550

Fax(412) 246-4567

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateAugust 16, 2018

Last NPPES UpdateJuly 28, 20213 updates tracked since enumeration

NPPES CertifiedJuly 28, 2021

✔ NPI 1396225629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2200X

License✔ Licensed in PA · SP019092

Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X · License SP019092 (PA)

5171 LIBERTY AVE, Pittsburgh, PA 15224

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Other Names 1

Former Name (1)Cassandra M Tonkinson Crnp

Other Identifiers 1

Medicaid1036119430001PA

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 and accepts Medicare assignment

Cassandra M Karimi Crnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557611928

PECOS Enrollment IDI20180905002207

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

Medicare enrollment records show Cassandra Karimi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nps Physicians Pittsburgh, LLC

Same address

Nephrology

5171 LIBERTY AVE
Pittsburgh, PA 15224

Reassigned Medicare billing, Pennsylvania enrollment
47 clinicians in this Medicare group

NPI 1679137517 (412) 246-4567

University Of Pittsburgh Physicians

0.2 mi

Internal Medicine

5215 CENTRE AVE, FIRST FLOOR
Pittsburgh, PA 15232

Reassigned Medicare billing, Pennsylvania enrollment
7,114 clinicians in this Medicare group

NPI 1013188432 (412) 647-3087

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

31 services31 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Upmc Mercy

Acute Care Hospitals · Pittsburgh, PA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390028

Location1400 Locust StreetPittsburgh, PA 15219 · Allegheny County

Emergency services

Allegheny Valley Hospital

Acute Care Hospitals · Natrona, PA

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number390032

Location1301 Carlisle StNatrona, PA 15065 · Allegheny County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15224 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

$84.88 typical visit price

range $54.64 – $166.87

Typical copayment $21.22 (range $13.66 – $41.71)

Most-billed visit code 99203

Established Patient

$96.82 typical visit price

range $17.33 – $135.84

Typical copayment $24.20 (range $4.33 – $33.96)

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.

RENAL ENDOCRINE ASSOCIATES

Internal Medicine (Nephrology)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

THANH G NGUYEN M.D.

Internal Medicine (Nephrology)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

NANGALI S SRINIVASA MD

Internal Medicine (Nephrology)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

KAILA ELIZABETH YOUNG CRNP

Nurse Practitioner (Family)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

NABIL HARBY MIKHAEL M.D.

Internal Medicine (Nephrology)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

PITTSBURGH DIALYSIS PARTNERS LLC

Clinic/Center (End-Stage Renal Disease (ESRD) Treatment)

5171 LIBERTY AVE, STE C
PITTSBURGH, PA 15224

Allegheny County (412) 683-3212

MARLENE I. SPERL CRNP

Nurse Practitioner

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

KELLI LOGUE PA

Physician Assistant (Medical)

5171 LIBERTY AVE
PITTSBURGH, PA 15224

Allegheny County (412) 683-4550

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 Cassandra Karimi's NPI number?

The NPI number for Cassandra Karimi is 1396225629. It was assigned to this individual provider in the NPPES registry on August 16, 2018. The provider is also known as Cassandra M Tonkinson Crnp.

Where is Cassandra Karimi located?

Cassandra Karimi practices at 5171 Liberty Ave, Pittsburgh, PA 15224. The listed phone number is (412) 683-4550.

What is Cassandra Karimi's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Cassandra Karimi enrolled in Medicare?

Yes. Cassandra Karimi is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Cassandra Karimi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cassandra Karimi reassigns Medicare benefits to 2 organizations: Nps Physicians Pittsburgh, LLC (Pittsburgh, PA) and University Of Pittsburgh Physicians (Pittsburgh, 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 Cassandra Karimi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cassandra Karimi accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Cassandra Karimi 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.

Is Cassandra Karimi affiliated with any hospitals?

According to CMS data, Cassandra Karimi is affiliated with Upmc Mercy and Allegheny Valley Hospital.

When was this NPI record last updated?

The NPPES record for Cassandra Karimi was last updated on July 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.