PRISCILLA MERRIAM
NPI 1407072838
Internal Medicine - Hematology & Oncology in Boston, MA

Active since April 17, 2007PECOS EnrolledAccepts Medicare Assignment
86.28/100
CMS Quality Rating
450 BROOKLINE AVE, BOSTON, MA 02215(617) 632-5204 Get Directions Write a Review

NPPES record last updated: December 5, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Priscilla Merriam NPPES

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

PRISCILLA MERRIAM (NPI 1407072838) is an individual hematology & oncology provider in Boston, Massachusetts, licensed in Massachusetts (254182) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (2006).

NPPES Registry Identity

NPI1407072838
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NamePRISCILLA MERRIAM
Location Address450 BROOKLINE AVEBoston, MA 02215-5418
Mailing Address450 Brookline AveBoston, MA 02215-5418 · (617) 632-5204
Sole ProprietorYes
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 2006
Enumeration DateApril 17, 2007
Last NPPES UpdateDecember 5, 2014
NPI 1407072838 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Licenses Licensed in MA · 254182 Licensed in RI · MD13201
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
450 BROOKLINE AVE, Boston, MA 02215

Accepted Insurance

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

Priscilla Merriam 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 ID8921235581
PECOS Enrollment IDI20141229000326
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 9

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
110 services53 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
88 services62 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
46 services26 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
39 services32 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
30 services18 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
26 services14 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Faulkner Hospital-Brigham And Women's

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220119
Location1153 Centre StreetBoston, MA 02130 · Suffolk County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 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
$189.86 typical visit price
range $63.72 – $189.86
Typical copayment $47.46 (range $15.93 – $47.46)
Most-billed visit code 99205
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

86.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality69.36
Promoting Interoperability100
Improvement Activities40

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.

Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Physician Assistant
450 BROOKLINE AVE
BOSTON, MA 02215
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215
Pediatrics (Pediatric Hematology-Oncology)
450 BROOKLINE AVE
BOSTON, MA 02215
Counselor (Mental Health)
450 BROOKLINE AVE
BOSTON, MA 02215
Internal Medicine (Hematology & Oncology)
450 BROOKLINE AVE, DANA 2058
BOSTON, MA 02215
Nurse Practitioner
450 BROOKLINE AVE
BOSTON, MA 02215
Genetic Counselor, MS
450 BROOKLINE AVE
BOSTON, MA 02215

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 Priscilla Merriam's NPI number?

The NPI number for Priscilla Merriam is 1407072838. It was assigned to this individual provider in the NPPES registry on April 17, 2007.

Where is Priscilla Merriam located?

Priscilla Merriam practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-5204.

What is Priscilla Merriam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Priscilla Merriam enrolled in Medicare?

Yes. Priscilla Merriam 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.

What insurance does Priscilla Merriam accept?

Health plans from Anthem Blue Cross and Blue Shield list Priscilla Merriam 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 Priscilla Merriam affiliated with any hospitals?

According to CMS data, Priscilla Merriam is affiliated with Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.

When was this NPI record last updated?

The NPPES record for Priscilla Merriam was last updated on December 5, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.