Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARYBETH NELSON RPAC
NPI 1760435390
Physician Assistant in Boston, MA

Active since May 17, 2006PECOS EnrolledAccepts Medicare Assignment
44 BINNEY ST, BOSTON, MA 02115(617) 632-5435(617) 582-8216 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Marybeth Nelson Rpac NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARYBETH NELSON RPAC (NPI 1760435390) is an individual physician assistant in Boston, Massachusetts, licensed in Massachusetts (1215) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1997).

NPPES Registry Identity

NPI1760435390
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARYBETH NELSONCredential: RPAC
Location Address44 BINNEY STBoston, MA 02115
Mailing Address44 Binney StBoston, MA 02115 · (617) 632-5435 · Fax (617) 582-8216
Fax(617) 582-8216
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateMay 17, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1760435390 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in MA · 1215
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
44 BINNEY ST, Boston, MA 02115

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Marybeth Nelson Rpac 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.

PECOS PAC ID1850455817
PECOS Enrollment IDI20090205000608
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Telephone medical discussion with physician, 5-10 minutes 99441
A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.
12 services12 patients

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.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Nurse Practitioner (Adult Health)
44 BINNEY ST
BOSTON, MA 02115
Genetic Counselor, MS
44 BINNEY ST, SMITH BUILDING 271
BOSTON, MA 02115
Internal Medicine (Medical Oncology)
44 BINNEY ST, DANA-FARBER CANCER INSTITUTE
BOSTON, MA 02115
Physician Assistant
44 BINNEY ST, DANA PARKER CANCER INSTITUTE
BOSTON, MA 02115
Pediatrics (Pediatric Hematology-Oncology)
44 BINNEY ST
BOSTON, MA 02115
Nurse Practitioner (Acute Care)
44 BINNEY ST, SUITE SW460
BOSTON, MA 02115
Internal Medicine (Medical Oncology)
44 BINNEY ST
BOSTON, MA 02115
Psychiatry & Neurology (Psychiatry)
44 BINNEY ST, SW411
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 Marybeth Nelson's NPI number?

The NPI number for Marybeth Nelson is 1760435390. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is Marybeth Nelson located?

Marybeth Nelson practices at 44 Binney St, Boston, MA 02115. The listed phone number is (617) 632-5435.

What is Marybeth Nelson's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Marybeth Nelson enrolled in Medicare?

Yes. Marybeth Nelson 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.

When was this NPI record last updated?

The NPPES record for Marybeth Nelson was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 days 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.