DR. NICHOLAS ALEXANDER GASTALDO DO
NPI 1235626821
Surgery in Warren, OH
About Dr. Nicholas Alexander Gastaldo Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NICHOLAS ALEXANDER GASTALDO DO (NPI 1235626821) is an individual surgery provider in Warren, Ohio, licensed in Ohio (34.017511) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with St Elizabeth Youngstown Hospital, and is a graduate of Ohio University, College Of Osteopathic Medicine (2018).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Nicholas Alexander Gastaldo Do 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
2Medicare enrollment records show Nicholas Gastaldo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Warren, OH 44484
- Reassigned Medicare billing, Ohio enrollment
- 744 clinicians in this Medicare group
Fairfax, VA 22031
- Reassigned Medicare billing, District of Columbia enrollment
- 2,618 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Elizabeth Youngstown Hospital
Acute Care Hospitals · Youngstown, OHMh St Joseph Warren Hospital
Acute Care Hospitals · Warren, OHHmhp St Elizabeth Boardman Health Center
Acute Care Hospitals · Boardman, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44484 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WARREN, OH 44484
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 Nicholas Gastaldo's NPI number?
The NPI number for Nicholas Gastaldo is 1235626821. It was assigned to this individual provider in the NPPES registry on April 18, 2018.
Where is Nicholas Gastaldo located?
Nicholas Gastaldo practices at 627 Eastland Ave SE Ste 201, Warren, OH 44484. The listed phone number is (330) 841-4477.
What is Nicholas Gastaldo's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Nicholas Gastaldo enrolled in Medicare?
Yes. Nicholas Gastaldo 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 Nicholas Gastaldo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Gastaldo reassigns Medicare benefits to 2 organizations: Mercy Health Physicians Youngstown Specialty Care LLC (Warren, OH) and Inova Health Care Services (Fairfax, VA). 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 Nicholas Gastaldo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nicholas Gastaldo accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 5 other insurers list Nicholas Gastaldo 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 Nicholas Gastaldo affiliated with any hospitals?
According to CMS data, Nicholas Gastaldo is affiliated with St Elizabeth Youngstown Hospital, Mh St Joseph Warren Hospital and Hmhp St Elizabeth Boardman Health Center.
When was this NPI record last updated?
The NPPES record for Nicholas Gastaldo was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Nicholas Alexander Gastaldo, DO · NPI 1235626821
Surgery physician in Warren, Ohio. Individual provider, active in the CMS NPPES registry since April 18, 2018.
## Identity
- **NPI:** 1235626821 (Entity type: Individual)
- **Enumerated:** April 18, 2018
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 34.017511 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 627 EASTLAND AVE SE STE 201, Warren, OH 44484-4501
- **Phone:** (330) 841-4477 · **Fax:** (330) 841-4505
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Mercy Health Physicians Youngstown Specialty Care LLC (NPI 1255009601, Warren, OH); Inova Health Care Services (NPI 1669511051, Fairfax, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio University, College Of Osteopathic Medicine, class of 2018
## Record status
- **NPPES last updated:** February 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1235626821) · Data from the CMS NPPES public registry.