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CHRISTOPHER A. GISLER MD
NPI 1588845796
Internal Medicine - Nephrology in Pittsburgh, PA

Active since November 15, 2007PECOS EnrolledAccepts Medicare Assignment
1401 FORBES AVE STE 350, PITTSBURGH, PA 15219(412) 621-3631(412) 687-2394 Get Directions Write a Review

NPPES record last updated: July 11, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 11, 2025, Jul 21, 2022, Mar 17, 2018 and 2 more (5 updates tracked since 2016).

About Christopher A. Gisler Md NPPES

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

CHRISTOPHER A. GISLER MD (NPI 1588845796) is an individual nephrology provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD445189) and active in the NPI registry since November 2007. He is enrolled in Medicare PECOS, is affiliated with Washington Hospital, The, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1588845796
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameCHRISTOPHER A. GISLERCredential: MD
Location Address1401 FORBES AVE STE 350Pittsburgh, PA 15219-5143
Mailing Address1401 Forbes Ave Ste 350Pittsburgh, PA 15219-5143 · (412) 621-3631 · Fax (412) 687-2394
Phone(412) 621-3631
Fax(412) 687-2394
Sole ProprietorNo
Medical School CMSUniversity Of Virginia School Of MedicineGraduated 2006
Enumeration DateNovember 15, 2007
Last NPPES UpdateJuly 11, 20255 updates tracked since enumeration
NPPES CertifiedJuly 11, 2025
✔ NPI 1588845796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in PA · MD445189
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License M9316 (TX)
1401 FORBES AVE STE 350, Pittsburgh, PA 15219
Open in Google Maps ↗

Secondary Practice Locations 2

Location 15301 5th AvePITTSBURGH, PA 15232-2194 · Phone (412) 621-3631 · Fax (412) 687-2394
Location 295 Leonard Ave Ste 104Washington, PA 15301-3368 · Phone (724) 228-1303 · Fax (724) 228-1513

Other Identifiers 1

Medicaid1027097400003PA

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

Christopher A. Gisler Md 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 ID8123184421
PECOS Enrollment IDI20120523000212
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

2

Medicare enrollment records show Christopher Gisler 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
2.7 mi
Nephrology
5171 LIBERTY AVE
Pittsburgh, PA 15224
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 47 clinicians in this Medicare group
NPI 1679137517 (412) 246-4567
Washington Physician Services Organization
21 mi
Obstetrics & Gynecology
1200 MCKEAN AVE STE 102
Charleroi, PA 15022
  • Reassigned Medicare billing, Pennsylvania enrollment
  • Medicare enrollment name: Washington Physician Services
  • 179 clinicians in this Medicare group
NPI 1609991660 (724) 483-1340

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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
177 services73 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
82 services43 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
50 services47 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
40 services25 patients
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.
38 services34 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
15 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Washington Hospital, The

Acute Care Hospitals · Washington, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390042
Location155 Wilson AvenueWashington, PA 15301 · Washington County
Emergency services Birthing friendly

Penn Highlands Mon Valley

Acute Care Hospitals · Monongahela, PA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390147
Location1163 Country Club RoadMonongahela, PA 15063 · Washington County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15219 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
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
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.

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 Christopher Gisler's NPI number?

The NPI number for Christopher Gisler is 1588845796. It was assigned to this individual provider in the NPPES registry on November 15, 2007.

Where is Christopher Gisler located?

Christopher Gisler practices at 1401 Forbes Ave Ste 350, Pittsburgh, PA 15219. The listed phone number is (412) 621-3631.

What is Christopher Gisler's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Christopher Gisler enrolled in Medicare?

Yes. Christopher Gisler 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 Christopher Gisler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Gisler reassigns Medicare benefits to 2 organizations: Nps Physicians Pittsburgh, LLC (Pittsburgh, PA) and Washington Physician Services Organization (Charleroi, 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 Christopher Gisler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Gisler accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Christopher Gisler 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 Christopher Gisler affiliated with any hospitals?

According to CMS data, Christopher Gisler is affiliated with Washington Hospital, The and Penn Highlands Mon Valley.

When was this NPI record last updated?

The NPPES record for Christopher Gisler was last updated on July 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.