JENNIFER BYER MD
NPI 1336438522
Internal Medicine - Medical Oncology in Weymouth, MA

Active since March 29, 2011PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
101 COLUMBIAN ST, WEYMOUTH, MA 02190(781) 624-4800 Get Directions Write a Review

NPPES record last updated: March 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 9, 2026, Apr 29, 2022, Nov 4, 2021 and 2 more (5 updates tracked since 2017).

About Jennifer Byer Md NPPES

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

JENNIFER BYER MD (NPI 1336438522) is an individual medical oncology provider in Weymouth, Massachusetts, licensed in Massachusetts (1025561) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS, is affiliated with Morton Plant Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1336438522
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameJENNIFER BYERCredential: MD
Location Address101 COLUMBIAN STWeymouth, MA 02190-1601
Mailing AddressPo Box 102222, Attn Credentialing DeptAtlanta, GA 30368-2222 · (239) 432-8500
Sole ProprietorNo
Medical School CMSUniversity Of South Florida College Of MedicineGraduated 2011
Enumeration DateMarch 29, 2011
Last NPPES UpdateMarch 9, 20265 updates tracked since enumeration
NPPES CertifiedMarch 9, 2026
NPI 1336438522 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
Licenses Licensed in MA · 1025561 Licensed in FL · ME120152
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License ME120152 (FL)
101 COLUMBIAN ST, Weymouth, MA 02190

Secondary Practice Locations 2

Location 13730 7th Ter Ste 100Vero Beach, FL 32960-7324 · Phone (772) 581-0528 · Fax (772) 581-0535
Location 213060 US Highway 1 Ste ASebastian, FL 32958-3733 · Phone (772) 589-0879 · Fax (844) 795-2187

Other Identifiers 1

Medicaid021232200FL

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

Jennifer Byer 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.

PECOS PAC ID5698045011
PECOS Enrollment IDI20170718002540, I20260317002219
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 50

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.

Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) Q0138
Ferumoxytol injection is a treatment for iron deficiency anemia, a condition where your body lacks enough iron. It is injected into your vein to increase iron levels, aiding in the production of healthy red blood cells. This treatment is not for ESRD patients.
28,561 services51 patients
Injection, pembrolizumab, 1 mg J9271
Pembrolizumab is a medication given via injection to help your body's immune system fight certain types of cancer. It's typically administered in a hospital or clinic by a healthcare professional.
12,800 services27 patients
Injection, aprepitant, 1 mg J0185
Aprepitant injection is a medication used to prevent nausea and vomiting caused by chemotherapy. It works by blocking certain substances in the brain that trigger these symptoms. The dosage is based on your medical condition and response to treatment.
6,630 services27 patients
Injection, daratumumab, 10 mg and hyaluronidase-fihj J9144
Daratumumab and hyaluronidase-fihj is an injection administered to treat certain types of blood cancer. The medication works by targeting and killing specific cancer cells. It's often given under the skin to reduce side effects and improve patient comfort.
5,940 services13 patients
Injection, paclitaxel, 1 mg J9267
Paclitaxel is a medication administered via injection to treat various types of cancer. It works by inhibiting cell division, thus preventing cancer cells from growing and multiplying. Each dose is tailored to the patient's body size.
5,565 services12 patients
Injection, epoetin alfa, (for non-esrd use), 1000 units J0885
Epoetin alfa is a medication injected to help your body produce more red blood cells, improving energy levels and reducing tiredness. It's often used for patients with certain types of anemia. Each injection contains 1000 units of the medicine.
4,904 services33 patients

Hospital Affiliations CMS Care Compare 4

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

Morton Plant Hospital

Acute Care Hospitals · Clearwater, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100127
Location300 Pinellas StClearwater, FL 33756 · Pinellas County
Emergency services Birthing friendly

Hca Florida Trinity Hospital

Acute Care Hospitals · Trinity, FL
3/5 CMS rating
OwnershipProprietary
CMS Certification Number100191
Location9330 Sr 54Trinity, FL 34655 · Pasco County
Emergency services Birthing friendly

South Shore Hospital

Acute Care Hospitals · South Weymouth, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220100
Location55 Fogg RoadSouth Weymouth, MA 02190 · Norfolk County
Emergency services Birthing friendly

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02190 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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Reported Quality Measures

e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
67%2,014 patients3/55-star benchmark: 100%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
97%227 patients5/55-star benchmark: 96%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
98%454 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
92%650 patients4/55-star benchmark: 99%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
41%650 patients2/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
2%650 patients1/55-star benchmark: 59%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers12 claims672 services$0.75 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier11 claims11 services$20.65 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 (Family)
101 COLUMBIAN ST
SOUTH WEYMOUTH, MA 02190
Physician Assistant
101 COLUMBIAN ST
SOUTH WEYMOUTH, MA 02190
Internal Medicine (Medical Oncology)
101 COLUMBIAN ST
WEYMOUTH, MA 02190
Radiology (Radiation Oncology)
101 COLUMBIAN ST, RADIATION ONCOLOGY
SOUTH WEYMOUTH, MA 02190
Internal Medicine (Hematology & Oncology)
101 COLUMBIAN ST
SOUTH WEYMOUTH, MA 02190
Internal Medicine (Medical Oncology)
101 COLUMBIAN ST
WEYMOUTH, MA 02190
Surgery
101 COLUMBIAN ST
SOUTH WEYMOUTH, MA 02190
Social Worker (Clinical)
101 COLUMBIAN ST
SOUTH WEYMOUTH, MA 02190

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 Jennifer Byer's NPI number?

The NPI number for Jennifer Byer is 1336438522. It was assigned to this individual provider in the NPPES registry on March 29, 2011.

Where is Jennifer Byer located?

Jennifer Byer practices at 101 Columbian St, Weymouth, MA 02190. The listed phone number is (781) 624-4800.

What is Jennifer Byer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Jennifer Byer enrolled in Medicare?

Yes. Jennifer Byer 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 Jennifer Byer accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, AvMed and Florida Blue (BlueCross BlueShield FL) and 3 other insurers list Jennifer Byer 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 Jennifer Byer affiliated with any hospitals?

According to CMS data, Jennifer Byer is affiliated with Morton Plant Hospital, Hca Florida Trinity Hospital, South Shore Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Jennifer Byer was last updated on March 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.