ERIK K ALEXANDER MD
NPI 1285692376
Internal Medicine - Endocrinology, Diabetes & Metabolism in Boston, MA

Active since May 01, 2006PECOS EnrolledAccepts Medicare Assignment
221 LONGWOOD AVENUE RFB2, BRIGHAM AND WOMEN'S HOSPITAL ENDOCRINOLOGY DIABETES AND, BOSTON, MA 02115(617) 732-5500 Get Directions Write a Review

NPPES record last updated: May 11, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Erik K Alexander Md NPPES

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

ERIK K ALEXANDER MD (NPI 1285692376) is an individual endocrinology, diabetes & metabolism provider in Boston, Massachusetts, licensed in Massachusetts (159810) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Northwestern University Feinberg Medical School (1997).

NPPES Registry Identity

NPI1285692376
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameERIK K ALEXANDERCredential: MD
Location Address221 LONGWOOD AVENUE RFB2, BRIGHAM AND WOMEN'S HOSPITAL ENDOCRINOLOGY DIABETES ANDBoston, MA 02115
Mailing Address111 Cypress St, Brigham And Women's Hospital Endocrinology Diabetes AndBrookline, MA 02445-6002 · (857) 307-0896
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 1997
Enumeration DateMay 1, 2006
Last NPPES UpdateMay 11, 2012
NPI 1285692376 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in MA · 159810
Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

221 LONGWOOD AVENUE RFB2, Boston, MA 02115

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

Erik K Alexander 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 ID9335031731
PECOS Enrollment IDI20040329001550
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 7

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.
164 services155 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.
57 services43 patients
Fine needle aspiration biopsy using ultrasound guidance, first growth 10005
Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.
39 services30 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
28 services28 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.
21 services19 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.
21 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex 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

The Miriam Hospital

Acute Care Hospitals · Providence, RI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number410012
Location164 Summit AvenueProvidence, RI 02906 · Providence County
Emergency services

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
$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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVENUE RFB2, BRIGHAM AND WOMEN'S HOSPITAL ENDOCRINOLOGY DIABETES AND
BOSTON, MA 02115
Internal Medicine (Endocrinology, Diabetes & Metabolism)
221 LONGWOOD AVENUE RFB2, BRIGHAM AND WOMEN'S HOSPITAL ENDOCRINOLOGY DIABETES AND
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 Erik Alexander's NPI number?

The NPI number for Erik Alexander is 1285692376. It was assigned to this individual provider in the NPPES registry on May 1, 2006.

Where is Erik Alexander located?

Erik Alexander practices at 221 Longwood Avenue Rfb2 Brigham And Women's Hospital Endocrinology Diabetes And, Boston, MA 02115. The listed phone number is (617) 732-5500.

What is Erik Alexander's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Erik Alexander enrolled in Medicare?

Yes. Erik Alexander 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 Erik Alexander accept?

Health plans from Anthem Blue Cross and Blue Shield list Erik Alexander 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 Erik Alexander affiliated with any hospitals?

According to CMS data, Erik Alexander is affiliated with Massachusetts General Hospital, Newton-Wellesley Hospital, Brigham And Women's Hospital and The Miriam Hospital.

When was this NPI record last updated?

The NPPES record for Erik Alexander was last updated on May 11, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.