DR. CAITLIN MCCARTHY MD
NPI 1124523600
Obstetrics & Gynecology in Worcester, MA
About Dr. Caitlin Mccarthy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CAITLIN MCCARTHY MD (NPI 1124523600) is an individual obstetrics & gynecology provider in Worcester, Massachusetts, licensed in Massachusetts (292579) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Umass Memorial Medical Center/university Campus, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dr. Caitlin Mccarthy 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
2Medicare enrollment records show Caitlin Mccarthy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Worcester, MA 01655
- Reassigned Medicare billing, Massachusetts enrollment
- 2,902 clinicians in this Medicare group
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 93 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Umass Memorial Medical Center/University Campus
Acute Care Hospitals · Worcester, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01605 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WORCESTER, MA 01605
WORCESTER, MA 01605
WORCESTER, MA 01605
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 Caitlin Mccarthy's NPI number?
The NPI number for Caitlin Mccarthy is 1124523600. It was assigned to this individual provider in the NPPES registry on March 27, 2018.
Where is Caitlin Mccarthy located?
Caitlin Mccarthy practices at 33 Kendall Street, Worcester, MA 01605. The listed phone number is (508) 334-6255.
What is Caitlin Mccarthy's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Caitlin Mccarthy enrolled in Medicare?
Yes. Caitlin Mccarthy 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 Caitlin Mccarthy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caitlin Mccarthy reassigns Medicare benefits to 2 organizations: Umass Memorial Medical Group Inc (Worcester, MA) and Pratt Ob/Gyn Associates, Inc (Boston, MA). 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 Caitlin Mccarthy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Caitlin Mccarthy accept?
Health plans from Taro Health list Caitlin Mccarthy 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 Caitlin Mccarthy affiliated with any hospitals?
According to CMS data, Caitlin Mccarthy is affiliated with Umass Memorial Medical Center/University Campus.
When was this NPI record last updated?
The NPPES record for Caitlin Mccarthy was last updated on September 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Caitlin Mccarthy, MD · NPI 1124523600
Obstetrics & Gynecology physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since March 27, 2018.
## Identity
- **NPI:** 1124523600 (Entity type: Individual)
- **Enumerated:** March 27, 2018
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 292579 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 33 KENDALL STREET, Worcester, MA 01605-2726
- **Phone:** (508) 334-6255 · **Fax:** (508) 334-6063
## 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): Umass Memorial Medical Group Inc (NPI 1760445373, Worcester, MA); Pratt Ob/Gyn Associates, Inc (NPI 1336186501, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** September 19, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1124523600) · Data from the CMS NPPES public registry.