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DR. NARESH RAMARAJAN M.D.
NPI 1407080450
Emergency Medicine in Boston, MA

Active since May 05, 2009PECOS EnrolledAccepts Medicare Assignment
243 CHARLES ST, BOSTON, MA 02114(617) 573-3431(617) 573-3195 Get Directions Write a Review

NPPES record last updated: January 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 5, 2026, Sep 11, 2025, Apr 29, 2024 and 1 more (4 updates tracked since 2020).

About Dr. Naresh Ramarajan M.d. NPPES

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

DR. NARESH RAMARAJAN M.D. (NPI 1407080450) is an individual emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (274025) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS, is affiliated with Lawrence General Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1407080450
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. NARESH RAMARAJANCredential: M.D.
Location Address243 CHARLES STBoston, MA 02114-3002
Mailing Address243 Charles StBoston, MA 02114-3002 · (617) 573-3431 · Fax (617) 573-3195
Phone(617) 573-3431
Fax(617) 573-3195
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2009
Enumeration DateMay 5, 2009
Last NPPES UpdateJanuary 5, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 5, 2026
✔ NPI 1407080450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in MA · 274025✔ Licensed in CA · A113658
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedInternal MedicineTaxonomy 207R00000X · License A113658 (CA)
243 CHARLES ST, Boston, MA 02114
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Secondary Practice Locations 2

Location 11 Boston Medical Ctr PlBoston, MA 02118-2908 · Phone (617) 414-5481 · Fax (617) 414-7759
Location 2520 E Wilson Ave Ste 245Glendale, CA 91206-4356 · Phone (650) 796-5447 · Fax (818) 265-7905

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. Naresh Ramarajan 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 ID2668623786
PECOS Enrollment IDI20121119000032, I20190204001000
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 5

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
50 services49 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
26 services25 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
25 services25 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
15 services15 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Lawrence General Hospital

Acute Care Hospitals · Lawrence, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220010
LocationOne General StreetLawrence, MA 01842 · Essex County
Emergency services Birthing friendly

Boston Medical Center

Acute Care Hospitals · Boston, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220031
Location1 Boston Medical Center PlaceBoston, MA 02118 · Suffolk County
Emergency services Birthing friendly

Massachusetts Eye And Ear Infirmary -

Acute Care Hospitals · Boston, MA
OwnershipVoluntary non-profit - Private
CMS Certification Number220075
Location243 Charles StreetBoston, MA 02114 · Suffolk County
Emergency services

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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
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 20

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

CARLA PETERSEN AU.D., CCC-A
Audiologist
243 CHARLES ST, AUDIOLOGY DEPARTMENT
BOSTON, MA 02114
Suffolk County (617) 573-3266
DR. SULEMAN IMRAN KHAN MD
Ophthalmology
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-4443
DR. RYAN CARLSON MD PHD
Student in an Organized Health Care Education/Training Program
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 523-7900
MASSACHUSETTS EYE AND EAR INFIRMARY
Eyewear Supplier
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3182
DANIEL ROBERT LEFEBVRE M.D.
Ophthalmology
243 CHARLES ST, 10TH FLOOR -- OPHTHALMIC PLASTIC SURGERY
BOSTON, MA 02114
Suffolk County (617) 523-7900
ELLIOTT D. KOZIN MD
Otolaryngology
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-6545
DR. LUCIA K SOMBERG MD, MPH
Emergency Medicine
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3431
MS. JANET ENGLISH HUETTIG LICSW
Social Worker (Clinical)
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3548

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 Naresh Ramarajan's NPI number?

The NPI number for Naresh Ramarajan is 1407080450. It was assigned to this individual provider in the NPPES registry on May 5, 2009.

Where is Naresh Ramarajan located?

Naresh Ramarajan practices at 243 Charles St, Boston, MA 02114. The listed phone number is (617) 573-3431.

What is Naresh Ramarajan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Naresh Ramarajan enrolled in Medicare?

Yes. Naresh Ramarajan 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.

Is Naresh Ramarajan affiliated with any hospitals?

According to CMS data, Naresh Ramarajan is affiliated with Lawrence General Hospital, Boston Medical Center and Massachusetts Eye And Ear Infirmary -.

When was this NPI record last updated?

The NPPES record for Naresh Ramarajan was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.