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DR. MEI SUN M.D.
NPI 1164799599
Internal Medicine in Boston, MA

Active since November 30, 2011PECOS EnrolledAccepts Medicare Assignment
71 COMMERCIAL ST # 61, BOSTON, MA 02109(781) 454-5212 Get Directions Write a Review

NPPES record last updated: May 6, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mei Sun M.d. NPPES

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

DR. MEI SUN M.D. (NPI 1164799599) is an individual internal medicine provider in Boston, Massachusetts, licensed in Illinois (125060520) and active in the NPI registry since November 2011. She is enrolled in Medicare PECOS, is affiliated with Lowell General Hospital, and is a graduate of Other (1988).

NPPES Registry Identity

NPI1164799599
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MEI SUNCredential: M.D.
Location Address71 COMMERCIAL ST # 61Boston, MA 02109-1320
Mailing Address415 Marrett RdLexington, MA 02421-7912 · (781) 454-5212
Phone(781) 454-5212
Sole ProprietorNo
Medical School CMSOtherGraduated 1988
Enumeration DateNovember 30, 2011
Last NPPES UpdateMay 6, 2015
✔ NPI 1164799599 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in IL · 125060520✔ Licensed in MA · 260289
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.
71 COMMERCIAL ST # 61, Boston, MA 02109
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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. Mei Sun M.d. 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 ID5496079907
PECOS Enrollment IDI20150109001388
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 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.
204 services102 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.
74 services74 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
64 services64 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.
28 services25 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
24 services24 patients
Smoking and tobacco use intensive counseling, 4-10 minutes 99406
This service provides brief, intensive counseling (4-10 minutes) to support you in quitting smoking or tobacco use. It involves discussing the risks of tobacco use, benefits of quitting, and strategies to help you stop. It's a critical step towards a healthier lifestyle.
20 services13 patients

Hospital Affiliations CMS Care Compare

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

Lowell General Hospital

Acute Care Hospitals · Lowell, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220063
Location295 Varnum AvenueLowell, MA 01854 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02109 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 Mei Sun's NPI number?

The NPI number for Mei Sun is 1164799599. It was assigned to this individual provider in the NPPES registry on November 30, 2011.

Where is Mei Sun located?

Mei Sun practices at 71 Commercial St # 61, Boston, MA 02109. The listed phone number is (781) 454-5212.

What is Mei Sun's specialty?

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

Is Mei Sun enrolled in Medicare?

Yes. Mei Sun 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 Mei Sun accept?

Health plans from Anthem Blue Cross and Blue Shield list Mei Sun 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 Mei Sun affiliated with any hospitals?

According to CMS data, Mei Sun is affiliated with Lowell General Hospital.

When was this NPI record last updated?

The NPPES record for Mei Sun was last updated on May 6, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.