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DR. APRIL FITZSIMMONS EICHLER MD, MPH
NPI 1437124583
Psychiatry & Neurology - Neurology in Boston, MA

Active since February 22, 2006PECOS EnrolledAccepts Medicare Assignment
55 FRUIT STREET YAW 9E, MASSACHUSETTS GENERAL HOSPITAL, BOSTON, MA 02114(617) 726-2066(617) 724-8769 Get Directions Write a Review

NPPES record last updated: March 5, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. April Fitzsimmons Eichler Md, Mph NPPES

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

DR. APRIL FITZSIMMONS EICHLER MD, MPH (NPI 1437124583) is an individual neurology provider in Boston, Massachusetts, licensed in Massachusetts (220588) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of University Of Pittsburgh School Of Medicine (2001).

NPPES Registry Identity

NPI1437124583
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. APRIL FITZSIMMONS EICHLERCredential: MD, MPH
Location Address55 FRUIT STREET YAW 9E, MASSACHUSETTS GENERAL HOSPITALBoston, MA 02114
Mailing AddressPo Box 9142, Mass General Physician OrganizationCharlestown, MA 02129-9142 · (617) 724-0287 · Fax (617) 726-2894
Phone(617) 726-2066
Fax(617) 724-8769
Sole ProprietorNo
Medical School CMSUniversity Of Pittsburgh School Of MedicineGraduated 2001
Enumeration DateFebruary 22, 2006
Last NPPES UpdateMarch 5, 2026
NPPES CertifiedMarch 5, 2026
✔ NPI 1437124583 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in MA · 220588
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
55 FRUIT STREET YAW 9E, Boston, MA 02114
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Other Identifiers 1

Medicaid2117673MA

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. April Fitzsimmons Eichler Md, Mph 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 ID8224041439
PECOS Enrollment IDI20060710000265
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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
19 services12 patients

Hospital Affiliations CMS Care Compare

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

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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 April Eichler's NPI number?

The NPI number for April Eichler is 1437124583. It was assigned to this individual provider in the NPPES registry on February 22, 2006.

Where is April Eichler located?

April Eichler practices at 55 Fruit Street Yaw 9E Massachusetts General Hospital, Boston, MA 02114. The listed phone number is (617) 726-2066.

What is April Eichler's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is April Eichler enrolled in Medicare?

Yes. April Eichler 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 April Eichler accept?

Health plans from Anthem Blue Cross and Blue Shield list April Eichler 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 April Eichler affiliated with any hospitals?

According to CMS data, April Eichler is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for April Eichler was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.