ROBERT S GAYNER MD
NPI 1508869710
Internal Medicine - Nephrology in Fountain Hill, PA
About Robert S Gayner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT S GAYNER MD (NPI 1508869710) is an individual nephrology provider in Fountain Hill, Pennsylvania, licensed in Pennsylvania (MD041979L) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS, is affiliated with St Luke's Hospital Bethlehem, and is a graduate of Icahn School Of Medicine At Mount Sinai (1986).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 13
Accepted 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
Robert S Gayner 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.
Medicare Billing Reassignments
3Medicare enrollment records show Robert Gayner reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fountain Hill, PA 18015
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Phillipsburg, NJ 08865
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: St Lukes Warren Physician Group PC
- 528 clinicians in this Medicare group
Orwigsburg, PA 17961
- Reassigned Medicare billing, Pennsylvania enrollment
- 953 clinicians in this Medicare group
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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Luke's Hospital Bethlehem
Acute Care Hospitals · Bethlehem, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 18015 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
FOUNTAIN HILL, PA 18015
FOUNTAIN HILL, PA 18015
BETHLEHEM, PA 18015
FOUNTAIN HILL, PA 18015
FOUNTAIN HILL, PA 18015
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 Robert Gayner's NPI number?
The NPI number for Robert Gayner is 1508869710. It was assigned to this individual provider in the NPPES registry on May 23, 2005.
Where is Robert Gayner located?
Robert Gayner practices at 701 Ostrum St Suite 602, Fountain Hill, PA 18015. The listed phone number is (610) 865-5888.
What is Robert Gayner's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Robert Gayner enrolled in Medicare?
Yes. Robert Gayner 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 Robert Gayner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Gayner reassigns Medicare benefits to 3 organizations: St. Luke's Physician Group, Inc. (Fountain Hill, PA), St. Luke's Warren Physician Group, PC (Phillipsburg, NJ) and Gslpg, Inc (Orwigsburg, 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 Robert Gayner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Gayner accept?
Health plans from Oscar Health list Robert Gayner 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 Robert Gayner affiliated with any hospitals?
According to CMS data, Robert Gayner is affiliated with St Luke's Hospital Bethlehem.
When was this NPI record last updated?
The NPPES record for Robert Gayner was last updated on June 27, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Robert S Gayner, MD · NPI 1508869710
Nephrology physician in Fountain Hill, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 23, 2005.
## Identity
- **NPI:** 1508869710 (Entity type: Individual)
- **Enumerated:** May 23, 2005
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** MD041979L (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 701 OSTRUM ST, SUITE 602, Fountain Hill, PA 18015-1155
- **Phone:** (610) 865-5888 · **Fax:** (610) 865-1697
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): St. Luke's Physician Group, Inc. (NPI 1003867623, Fountain Hill, PA); St. Luke's Warren Physician Group, PC (NPI 1518387547, Phillipsburg, NJ); Gslpg, Inc (NPI 1366006702, Orwigsburg, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Icahn School Of Medicine At Mount Sinai, class of 1986
## Record status
- **NPPES last updated:** June 27, 2013
- **Other identifiers:** Other 1522235; Other 0000173368901; Other 000000129245; and 10 more
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Source: [NPI Profile](https://npiprofile.com/npi/1508869710) · Data from the CMS NPPES public registry.