JOAN DROHAN R.D.
NPI 1538145685
Dietitian, Registered in Haverhill, MA
About Joan Drohan R.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOAN DROHAN R.D. (NPI 1538145685) is an individual dietitian, registered in Haverhill, Massachusetts, licensed in Massachusetts (370) and active in the NPI registry since December 2005. She is a graduate of Other (1978).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Joan Drohan R.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
2Medicare enrollment records show Joan Drohan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Haverhill, MA 01830
- Reassigned Medicare billing, Massachusetts enrollment
- 350 clinicians in this Medicare group
Salem, MA 01970
- Reassigned Medicare billing, Massachusetts enrollment
- 994 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 3
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 01830 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.
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 Joan Drohan's NPI number?
The NPI number for Joan Drohan is 1538145685. It was assigned to this individual provider in the NPPES registry on December 21, 2005.
Where is Joan Drohan located?
Joan Drohan practices at 1 Parkway, Haverhill, MA 01830. The listed phone number is (978) 521-3250.
What is Joan Drohan's specialty?
The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.
Is Joan Drohan enrolled in Medicare?
Yes. Joan Drohan 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 Joan Drohan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joan Drohan reassigns Medicare benefits to 2 organizations: Mass General Brigham Community Physicians Inc. (Haverhill, MA) and Mass General Brigham Medical Group Northern Massachusetts Inc (Salem, 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 Joan Drohan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joan Drohan accept?
Health plans from Taro Health list Joan Drohan 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 Joan Drohan was last updated on June 29, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Joan Drohan, R.D. · NPI 1538145685
Dietitian, Registered provider in Haverhill, Massachusetts. Individual provider, active in the CMS NPPES registry since December 21, 2005.
## Identity
- **NPI:** 1538145685 (Entity type: Individual)
- **Enumerated:** December 21, 2005
- **Primary specialty:** Dietitian, Registered · taxonomy 133V00000X
- **State license:** 370 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 PARKWAY, Haverhill, MA 01830-6278
- **Phone:** (978) 521-3250 · **Fax:** (978) 469-5646
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Mass General Brigham Community Physicians Inc. (NPI 1891112637, Haverhill, MA); Mass General Brigham Medical Group Northern Massachusetts Inc (NPI 1588606123, Salem, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1978
## Record status
- **NPPES last updated:** June 29, 2022
- **Other identifiers:** Other 31282Y (NH); Other AA44058 (MA); Other LD0182 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1538145685) · Data from the CMS NPPES public registry.