DR. NJAMBI WANJIRU MATHENGE M.D.
NPI 1285053488
Internal Medicine - Cardiovascular Disease in Lebanon, NH

Q: What is Njambi Mathenge's NPI number?

The NPI number for Njambi Mathenge is 1285053488. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Q: What is Njambi Mathenge's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Njambi Mathenge was last updated on December 15, 2025. 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.

Active since April 15, 2014PECOS EnrolledAccepts Medicare Assignment

1 MEDICAL CENTER DR, LEBANON, NH 03756(603) 650-5000(603) 640-1228 Get Directions Write a Review

NPPES record last updated: December 15, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 15, 2025, Jul 12, 2018 (2 updates tracked since 2018).

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About Dr. Njambi Wanjiru Mathenge M.d. NPPES

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

DR. NJAMBI WANJIRU MATHENGE M.D. (NPI 1285053488) is an individual cardiovascular disease provider in Lebanon, New Hampshire, licensed in New Hampshire (33764) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1285053488

Entity TypeIndividualFemale

Primary Taxonomy207RC0000X

Provider Legal NameDR. NJAMBI WANJIRU MATHENGECredential: M.D.

Location Address1 MEDICAL CENTER DRLebanon, NH 03756-1000

Mailing AddressPo Box 810Hanover, NH 03755-0810 · (603) 308-1472

Phone(603) 650-5000

Fax(603) 640-1228

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateApril 15, 2014

Last NPPES UpdateDecember 15, 20252 updates tracked since enumeration

NPPES CertifiedDecember 15, 2025

✔ NPI 1285053488 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NH · 33764

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1 MEDICAL CENTER DR, Lebanon, NH 03756

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Secondary Practice Location 1

Location 155 Fruit StBoston, MA 02114 · Phone (617) 643-3238

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and more.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. Njambi Wanjiru Mathenge 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 ID5698024578

PECOS Enrollment IDI20241029000494

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 2

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.

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

28 services27 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

18 services18 patients

Hospital Affiliations CMS Care Compare 5

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

Mary Hitchcock Memorial Hospital

Acute Care Hospitals · Lebanon, NH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300003

Location1 Medical Center DriveLebanon, NH 03756 · Grafton County

Emergency services Birthing friendly

Cheshire Medical Center

Acute Care Hospitals · Keene, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300019

Location580 Court StreetKeene, NH 03431 · Cheshire County

Emergency services Birthing friendly

New London Hospital

Critical Access Hospitals · New London, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number301304

Location273 County RoadNew London, NH 03257 · Merrimack County

Emergency services

Rutland Regional Medical Center

Acute Care Hospitals · Rutland, VT

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number470005

Location160 Allen StRutland, VT 05701 · Rutland County

Emergency services Birthing friendly

Northeastern Vermont Regional Hospital

Critical Access Hospitals · Saint Johnsbury, VT

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number471303

Location1315 Hospital DriveSaint Johnsbury, VT 05819 · Caledonia County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03756 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

$132.09 typical visit price

range $57.75 – $174.26

Typical copayment $33.02 (range $14.43 – $43.56)

Most-billed visit code 99204

Established Patient

$71.85 typical visit price

range $18.70 – $142.15

Typical copayment $17.96 (range $4.67 – $35.53)

Most-billed visit code 99213

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.

MRS. JANICE M BRENNAN APRN

Nurse Practitioner (Family)

1 MEDICAL CENTER DR, DHMC DEPARTMENT OF OCCUPATION MEDICINE
LEBANON, NH 03756

Grafton County (603) 560-5000

MS. SHELLEY GRACE BENSON R.PH.

Pharmacist (Oncology)

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5417

ELIAS LOUKAS M.D.

Internal Medicine

1 MEDICAL CENTER DR, DHMC SECTION OF HOSPITAL MEDICINE
LEBANON, NH 03756

Grafton County (603) 650-8380

SARAH S SEO MD

Otolaryngology

1 MEDICAL CENTER DR, OTOLARYNGOLOGY
LEBANON, NH 03756

Grafton County (603) 650-8123

DR. SRINIVAS J. IVATURY MD

Colon & Rectal Surgery

1 MEDICAL CENTER DR, COLON & RECTAL SURGERY DEPARTMENT
LEBANON, NH 03756

Grafton County (603) 650-8113

TIMOTHY EARLEY D.O.

Student in an Organized Health Care Education/Training Program

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (201) 694-0663

HANNAH ELIZABETH FOOTE BENSIMHON M.D.

Internal Medicine (Cardiovascular Disease)

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5000

EMILE JOSEPH HASAN M.D.

Student in an Organized Health Care Education/Training Program

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5000

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 Njambi Mathenge's NPI number?

The NPI number for Njambi Mathenge is 1285053488. It was assigned to this individual provider in the NPPES registry on April 15, 2014.

Where is Njambi Mathenge located?

Njambi Mathenge practices at 1 Medical Center Dr, Lebanon, NH 03756. The listed phone number is (603) 650-5000.

What is Njambi Mathenge's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Njambi Mathenge enrolled in Medicare?

Yes. Njambi Mathenge 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 Njambi Mathenge accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Njambi Mathenge 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 Njambi Mathenge affiliated with any hospitals?

According to CMS data, Njambi Mathenge is affiliated with Mary Hitchcock Memorial Hospital, Cheshire Medical Center, New London Hospital, Rutland Regional Medical Center and Northeastern Vermont Regional Hospital.

When was this NPI record last updated?

The NPPES record for Njambi Mathenge was last updated on December 15, 2025. 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.