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DR. JULIE PFEFFER MD
NPI 1083243943
Internal Medicine in Waltham, MA

Active since April 03, 2020PECOS EnrolledAccepts Medicare Assignment
355 WAVERLEY OAKS RD STE 200, WALTHAM, MA 02452(781) 647-6920 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Mar 31, 2025, Nov 13, 2023, Apr 3, 2020 (3 updates tracked since 2020).

About Dr. Julie Pfeffer Md NPPES

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

DR. JULIE PFEFFER MD (NPI 1083243943) is an individual internal medicine provider in Waltham, Massachusetts, licensed in Massachusetts (1014822) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Mount Auburn Hospital, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1083243943
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JULIE PFEFFERCredential: MD
Location Address355 WAVERLEY OAKS RD STE 200Waltham, MA 02452-8478
Mailing Address330 Mt Auburn St, Parsons 2Watertown, MA 02138-5597 · (781) 647-6920 · Fax (781) 891-0056
Phone(781) 647-6920
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateApril 3, 2020
Last NPPES UpdateMarch 31, 20253 updates tracked since enumeration
NPPES CertifiedMarch 31, 2025
✔ NPI 1083243943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 1014822
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
355 WAVERLEY OAKS RD STE 200, Waltham, MA 02452
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Other Identifiers 1

Medicaid110205359AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Dr. Julie Pfeffer 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 ID6901222967
PECOS Enrollment IDI20231020002484
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 10

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 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.
217 services116 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
67 services67 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.
48 services36 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
40 services23 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
19 services19 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
19 services19 patients

Hospital Affiliations CMS Care Compare 3

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

Mount Auburn Hospital

Acute Care Hospitals · Cambridge, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220002
Location330 Mount Auburn StreetCambridge, MA 02138 · Middlesex County
Emergency services Birthing friendly

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220086
Location330 Brookline AvenueBoston, MA 02215 · Suffolk County
Emergency services Birthing friendly

Lahey Hospital & Medical Center, Burlington

Acute Care Hospitals · Burlington, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220171
Location41 & 45 Mall RoadBurlington, MA 01803 · Middlesex County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02452 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
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.

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 Julie Pfeffer's NPI number?

The NPI number for Julie Pfeffer is 1083243943. It was assigned to this individual provider in the NPPES registry on April 3, 2020.

Where is Julie Pfeffer located?

Julie Pfeffer practices at 355 Waverley Oaks Rd Ste 200, Waltham, MA 02452. The listed phone number is (781) 647-6920.

What is Julie Pfeffer's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Julie Pfeffer enrolled in Medicare?

Yes. Julie Pfeffer 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 Julie Pfeffer accept?

Health plans from Anthem Blue Cross and Blue Shield list Julie Pfeffer 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 Julie Pfeffer affiliated with any hospitals?

According to CMS data, Julie Pfeffer is affiliated with Mount Auburn Hospital, Beth Israel Deaconess Medical Center and Lahey Hospital & Medical Center, Burlington.

When was this NPI record last updated?

The NPPES record for Julie Pfeffer was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.