MEGAN ELIZABETH GRAY NEILS M.D.
NPI 1417391897
Internal Medicine - Infectious Disease in Pittsburgh, PA
About Megan Elizabeth Gray Neils M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MEGAN ELIZABETH GRAY NEILS M.D. (NPI 1417391897) is an individual infectious disease provider in Pittsburgh, Pennsylvania, licensed in Michigan (4301502294) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS, is affiliated with Florida Hospital Flagler, and maintains 8 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 8
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
Megan Elizabeth Gray Neils M.d. 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
11Medicare enrollment records show Megan Neils reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pittsburgh, PA 15222
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 clinicians in this Medicare group
Berkeley Springs, WV 25411
- Reassigned Medicare billing, West Virginia enrollment
- 158 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 386 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 756 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 584 clinicians in this Medicare group
Logan, WV 25601
- Reassigned Medicare billing, Maine enrollment
Richmond, VA 23227
- Reassigned Medicare billing, Virginia enrollment
- 386 clinicians in this Medicare group
Rutland, VT 05701
- Reassigned Medicare billing, Vermont enrollment
- 80 clinicians in this Medicare group
Mattoon, IL 61938
- Reassigned Medicare billing, Maine enrollment
Bangor, ME 04401
- Reassigned Medicare billing, Maine enrollment
- 259 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Florida Hospital Flagler
Acute Care Hospitals · Palm Coast, FLSt Joseph Hospital
Acute Care Hospitals · Bangor, MEUpmc Altoona
Acute Care Hospitals · Altoona, PAUpmc Northwest
Acute Care Hospitals · Seneca, PARutland Regional Medical Center
Acute Care Hospitals · Rutland, VTPhysician 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.
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.
PITTSBURGH, PA 15219
PITTSBURGH, PA 15219
PITTSBURGH, PA 15219
PITTSBURGH, PA 15219
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 Megan Neils's NPI number?
The NPI number for Megan Neils is 1417391897. It was assigned to this individual provider in the NPPES registry on April 29, 2013. The provider is also known as Megan Elizabeth Gray.
Where is Megan Neils located?
Megan Neils practices at 600 Grant St Fl 58, Pittsburgh, PA 15219. The listed phone number is (412) 647-7228.
What is Megan Neils's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Megan Neils enrolled in Medicare?
Yes. Megan Neils 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 Megan Neils's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Megan Neils reassigns Medicare benefits to 11 organizations: University Of Pittsburgh Physicians (Pittsburgh, PA), War Memorial Hospital, Inc. (Berkeley Springs, WV), Valley Physician Enterprise, Inc. (Winchester, VA), Winchester Medical Center (Winchester, VA), Uva Community Health Medical Group, LLC (Winchester, VA) and 6 more organizations, listed in the Medicare section above. 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 Megan Neils's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Megan Neils accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 2 other insurers list Megan Neils 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 Megan Neils affiliated with any hospitals?
According to CMS data, Megan Neils is affiliated with Florida Hospital Flagler, St Joseph Hospital, Upmc Altoona, Upmc Northwest and Rutland Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Megan Neils was last updated on June 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Megan Elizabeth Gray Neils, M.D. · NPI 1417391897
Infectious Disease physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 29, 2013.
## Identity
- **NPI:** 1417391897 (Entity type: Individual)
- **Enumerated:** April 29, 2013
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 4301502294 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 GRANT ST FL 58, Pittsburgh, PA 15219-2739
- **Phone:** (412) 647-7228
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): University Of Pittsburgh Physicians (NPI 1225167497, Pittsburgh, PA); War Memorial Hospital, Inc. (NPI 1013489541, Berkeley Springs, WV); Valley Physician Enterprise, Inc. (NPI 1053800961, Winchester, VA); Winchester Medical Center (NPI 1336951581, Winchester, VA); Uva Community Health Medical Group, LLC (NPI 1962134445, Winchester, VA); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Vermont College Of Medicine, class of 2013
## Record status
- **NPPES last updated:** June 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1417391897) · Data from the CMS NPPES public registry.