MARGARET CHOY MEROLA MD PHD
NPI 1225353618
Pathology - Dermatopathology in Boston, MA
About Margaret Choy Merola Md Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET CHOY MEROLA MD PHD (NPI 1225353618) is an individual dermatopathology provider in Boston, Massachusetts, licensed in Massachusetts (248817) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
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
Margaret Choy Merola Md Phd 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 Margaret Merola reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wellesley, MA 02481
- Reassigned Medicare billing, Massachusetts enrollment
- 5 clinicians in this Medicare group
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- 107 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Margaret Merola's NPI number?
The NPI number for Margaret Merola is 1225353618. It was assigned to this individual provider in the NPPES registry on March 29, 2010. The provider is also known as Margaret Choy MD Phd.
Where is Margaret Merola located?
Margaret Merola practices at 75 Francis Street, Boston, MA 02115. The listed phone number is (617) 732-5500.
What is Margaret Merola's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Dermatopathology, with taxonomy code 207ZD0900X.
Is Margaret Merola enrolled in Medicare?
Yes. Margaret Merola 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 Margaret Merola's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Merola reassigns Medicare benefits to 2 organizations: Dermpath New England, LLC (Wellesley, MA) and Austin Pathology Associates (Austin, TX). 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 Margaret Merola's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Merola accept?
Health plans from Blue Cross and Blue Shield of Texas, Community First, Oscar Insurance Company and Taro Health list Margaret Merola 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.
When was this NPI record last updated?
The NPPES record for Margaret Merola was last updated on September 17, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Margaret Choy Merola, MD PHD · NPI 1225353618
Dermatopathology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 29, 2010.
## Identity
- **NPI:** 1225353618 (Entity type: Individual)
- **Enumerated:** March 29, 2010
- **Primary specialty:** Pathology - Dermatopathology · taxonomy 207ZD0900X
- **State license:** 248817 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS STREET, Boston, MA 02115-6110
- **Phone:** (617) 732-5500
## 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): Dermpath New England, LLC (NPI 1558451666, Wellesley, MA); Austin Pathology Associates (NPI 1669414330, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** September 17, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1225353618) · Data from the CMS NPPES public registry.