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Active NPI 1417406976 Individual Practitioner Female Practitioner

Lena Lax , NP

Nurse Practitioner • Cambridge, MA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Lena Lax, NP is a certified Nurse Practitioner practicing in Cambridge, MA. With approximately 10 years of clinical experience since completing medical education in 2016, Lena Lax delivers high-quality medical care to the local community at 822 SOMERVILLE AVE.

Lena Lax is affiliated with Mass General Brigham Community Physicians Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

822 Somerville Ave

Cambridge, MA 02140

Telephone 8886636331
Fax 4152527176
Associated Practice Facility / Clinic
🏢 Ohio State University - Cap Facility NPI 1689632515

Medicare Profile & Education

Medical School

Other

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Cambridge, MA

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -2.6 yrs vs City Avg
City Avg: 12.6 Yrs
State Avg: 12.5 Yrs
Regional Practice Density
55 Specialists

Practicing in Cambridge, MA (3545 Statewide)

Telehealth Adoption Rate
12.7% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
82.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lax (10 Years) 10 Yrs
Cambridge Specialty Average (12.6 Years) 12.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes
16 11 $510.94 $91.00

Medical Specialties & State Licenses

CMS Verified: 2025-03-17
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License MA RN2298221

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Nurse Practitioner - Family

NUCC Taxonomy Code: 363LF0000X

State License MA 2298221

Definition to come...

Nurse Practitioner - Family

NUCC Taxonomy Code: 363LF0000X

State License CA 95011726

Definition to come...

Hospital & Practice Group Affiliations

Mass General Brigham Community Physicians Inc

822 Somerville Ave, Cambridge, MA 021401428

Phone: 6179035000

Secondary Practice Locations

185 Central St

Concord, MA 017422909

Phone: 9785052316

559 Clay St Ste 200

San Francisco, CA 941113029

Phone: 4156445265

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1003020041

Doctor of Medicine (M.D.)

Makeda Gant

Nurse Practitioner - Family

NPI 1003201039
Shuk Fong Tang , APRN

Nurse Practitioner - Family

NPI 1003221102

Advanced Practice Registered Nurse

NPI 1003227927

Doctor of Medicine (M.D.), MSPH

Reshma Patel , PA

Physician Assistant

NPI 1003239765

Physician Assistant

Sarah Haney

Family Medicine

NPI 1003285420

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 13, 2024

Nurse Practitioner (License #2298221 in MA)

📍
Updated Practice Location May 25, 2022

Registered at 822 SOMERVILLE AVE, CAMBRIDGE, MA 02140 (Tel: 6179035000)

📍
Updated Business Mailing Address February 21, 2020

Registered at 1 EMBARCADERO CTR STE 1900, SAN FRANCISCO, CA 941113723 (Tel: 4156586791)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 21, 2020

Nurse Practitioner (License #95011726 in CA)

NPI Profile Active September 26, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location September 26, 2016

Registered at 185 CENTRAL ST, CONCORD, MA 017422909 (Tel: 9785052316)

📍
Updated Business Mailing Address September 26, 2016

Registered at 185 CENTRAL ST, CONCORD, MA 017422909 (Tel: 9785052316)

👤
Provider Name / Credentials Updated September 26, 2016

Recorded as LENA LAX, NP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 26, 2016

Nurse Practitioner (License #2298221 in MA)

🟢
Initial NPI Registration & Enumeration September 26, 2016

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1417406976
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 26, 2016
Last Update: March 17, 2025
Sole Proprietor: Yes

Mailing Address

1 Embarcadero Ctr Ste 1900

San Francisco, CA 941113723

Phone: 4156586791

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.