HARVARD VANGUARD MEDICAL ASSOCIATES
NPI 1154535813
Internal Medicine in Somerville, MA

NPI Status: Active since May 10, 2007

Contact Information

40 HOLLAND ST
SOMERVILLE, MA
ZIP 02144
Phone: (617) 629-6000
Fax: (617) 629-6070

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  • Organization
  • Internal Medicine
  • CLIA Number: 22D0666229
  • CLIA Cert. Type: Other - CLINIC
  • CLIA Exp. Date: 09-08-2026

About HARVARD VANGUARD MEDICAL ASSOCIATES

This page provides the complete NPI Profile along with additional information for Harvard Vanguard Medical Associates, an internist established in Somerville, Massachusetts operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1154535813 assigned on May 2007. The practitioner's primary taxonomy code is 207R00000X. The provider is registered as an organization and their NPI record was last updated 4 years ago. Harvard Vanguard Medical Associates operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's is doing business as Harvard Vanguard Medical Associates. The authorized official of this NPI record is Dr. Steve Strongwater (Chief Executive Officer)

NPI
1154535813
Provider Legal Name
ATRIUS HEALTH, INC.
Other Organization Name
HARVARD VANGUARD MEDICAL ASSOCIATES
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
40 HOLLAND ST SOMERVILLE, MA 02144
Location Phone
(617) 629-6000
Location Fax
(617) 629-6070
Mailing Address
275 GROVE ST SUITE 3-300 AUBURNDALE, MA 02466
Mailing Phone
(617) 559-8374
Mailing Fax
(617) 629-6070
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-10-2007
Last Update Date
06-20-2022
Code Navigator

An internist like Harvard Vanguard Medical Associates is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
11041C0700XBehavioral Health & Social Service Providers

Social Worker
Clinical

 
2122300000XDental Providers

Dentist

 
3163W00000XNursing Service Providers

Registered Nurse

 
4207N00000XAllopathic & Osteopathic Physicians

Dermatology

 
5207RA0201XAllopathic & Osteopathic Physicians

Internal Medicine
Allergy & Immunology

 
6207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

 
7207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

 
8207W00000XAllopathic & Osteopathic Physicians

Ophthalmology

 
9208000000XAllopathic & Osteopathic Physicians

Pediatrics

 
102085B0100XAllopathic & Osteopathic Physicians

Radiology
Body Imaging

 
11208600000XAllopathic & Osteopathic Physicians

Surgery

 
12208800000XAllopathic & Osteopathic Physicians

Urology

 
13363A00000XPhysician Assistants & Advanced Practice Nursing Providers

Physician Assistant

 
14363L00000XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner

 

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. STEVE STRONGWATER

Authorized Official Title
CHIEF EXECUTIVE OFFICER
Authorized Official Phone
(617) 559-8042

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
0014265OTHER (01)MANEIGHBORHOOD HEALTH PLAN
42740OTHER (01)MABEACON HEALTH PLAN
M16869OTHER (01)MABLUE CROSS BLUE SHIELD

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
22D0666229
Facility Type
Other - CLINIC
Certificate Effective Date
September 09, 2024
Certificate Expiration Date
September 08, 2026
Laboratory Director
DR. JESSICA L. WANG
Certificate Type
Certificate of Accreditation
Certificate Type Description
This is a CLIA certificate is issued to Harvard Vanguard Medical Associates on the basis of the laboratory's accreditation by an accreditation organization approved by CMS. This type of certificate is issued to a laboratories tha perform nonwaived (moderate and/or high complexity) testing.

Reviews for HARVARD VANGUARD MEDICAL ASSOCIATES

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1154535813, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
8
Unchanged
Pos 9
1
Doubled → 2
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 5 → 10 → 1 5 → 10 → 1 5 → 10 → 1 1 → 2

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 1 + 1 + 0 + 4 + 1 + 0 + 3 + 1 + 0 + 8 + 2 + 24 = 47

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1154535813.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pediatrics
40 HOLLAND ST
SOMERVILLE, MA 02144
Pediatrics
40 HOLLAND ST
SOMERVILLE, MA 02144
Speech-Language Pathologist
40 HOLLAND ST
SOMERVILLE, MA 02144
Dietitian, Registered
40 HOLLAND ST
SOMERVILLE, MA 02144
Physical Therapist
40 HOLLAND ST
SOMERVILLE, MA 02144
Physical Therapy Assistant
40 HOLLAND ST
SOMERVILLE, MA 02144
Internal Medicine
40 HOLLAND ST, INTERNAL MEDICINE
SOMERVILLE, MA 02144
Internal Medicine
40 HOLLAND ST, INTERNAL MEDICINE
SOMERVILLE, MA 02144
Obstetrics & Gynecology
40 HOLLAND ST
SOMERVILLE, MA 02144
Registered Nurse (Psychiatric/Mental Health, Adult)
40 HOLLAND ST
SOMERVILLE, MA 02144
Social Worker (Clinical)
40 HOLLAND ST
SOMERVILLE, MA 02144
Registered Nurse (Psychiatric/Mental Health)
40 HOLLAND ST
SOMERVILLE, MA 02144
Social Worker (Clinical)
40 HOLLAND ST
SOMERVILLE, MA 02144
Social Worker (Clinical)
40 HOLLAND ST
SOMERVILLE, MA 02144
Social Worker (Clinical)
40 HOLLAND ST
SOMERVILLE, MA 02144
Nutritionist
40 HOLLAND ST
SOMERVILLE, MA 02144
Obstetrics & Gynecology
40 HOLLAND ST
SOMERVILLE, MA 02144
Neuromusculoskeletal Medicine, Sports Medicine
40 HOLLAND ST
SOMERVILLE, MA 02144
Optometrist
40 HOLLAND ST
SOMERVILLE, MA 02144
Optometrist
40 HOLLAND ST
SOMERVILLE, MA 02144

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154535813, enumerated as an "organization" on May 10, 2007.

The provider is located at 40 HOLLAND ST SOMERVILLE, MA 02144 and the phone number is (617) 629-6000.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Medicare, Medicaid and Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.