RACHEL L MACLEAN
NPI 1629605910
Psychiatry & Neurology - Psychiatry in Belmont, MA
About Rachel L Maclean NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RACHEL L MACLEAN (NPI 1629605910) is an individual psychiatry provider in Belmont, Massachusetts, licensed in Massachusetts (295042) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Boston, and is a graduate of Columbia University College Of Physicians And Surgeons (2020).
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
Rachel L Maclean 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 Rachel Maclean reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Belmont, MA 02478
- Reassigned Medicare billing, Massachusetts enrollment
- 422 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02478 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.
BELMONT, MA 02478
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 Rachel Maclean's NPI number?
The NPI number for Rachel Maclean is 1629605910. It was assigned to this individual provider in the NPPES registry on March 25, 2020.
Where is Rachel Maclean located?
Rachel Maclean practices at 115 Mill St, Belmont, MA 02478. The listed phone number is (617) 855-2000.
What is Rachel Maclean's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Rachel Maclean enrolled in Medicare?
Yes. Rachel Maclean 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 Rachel Maclean's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Maclean reassigns Medicare benefits to 3 organizations: The Mclean Hospital Corporation (Belmont, MA), Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (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 Rachel Maclean's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Maclean accept?
Health plans from Harvard Pilgrim Health Care and WellSense Health Plan list Rachel Maclean 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 Rachel Maclean was last updated on May 18, 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.
# Rachel L Maclean · NPI 1629605910
Psychiatry physician in Belmont, Massachusetts. Individual provider, active in the CMS NPPES registry since March 25, 2020.
## Identity
- **NPI:** 1629605910 (Entity type: Individual)
- **Enumerated:** March 25, 2020
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 295042 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 115 MILL ST, Belmont, MA 02478-1064
- **Phone:** (617) 855-2000
## 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): The Mclean Hospital Corporation (NPI 1114979580, Belmont, MA); Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2020
## Record status
- **NPPES last updated:** May 18, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1629605910) · Data from the CMS NPPES public registry.