JENNIFER M LEWIS MD
NPI 1003075771
Internal Medicine - Gastroenterology in Somersworth, NH

Active since June 06, 2008PECOS EnrolledAccepts Medicare Assignment
56.99/100
CMS Quality Rating
21 CLARK WAY, SOMERSWORTH, NH 03878(603) 692-2228(603) 692-4748 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 21, 2022, Mar 17, 2018, Aug 24, 2017 (3 updates tracked since 2017).

About Jennifer M Lewis Md NPPES

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

JENNIFER M LEWIS MD (NPI 1003075771) is an individual gastroenterology provider in Somersworth, New Hampshire, licensed in New Hampshire (18257) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, is affiliated with York Hospital, and maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1003075771
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameJENNIFER M LEWISCredential: MD
Location Address21 CLARK WAYSomersworth, NH 03878-4401
Mailing Address21 Clark WaySomersworth, NH 03878-4401 · (603) 692-2228 · Fax (603) 692-4748
Fax(603) 692-4748
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJune 6, 2008
Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration
NPI 1003075771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses Licensed in NH · 18257 Licensed in ME · 018816
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 018816 (ME), 18257 (NH)
21 CLARK WAY, Somersworth, NH 03878

Secondary Practice Location 1

Location 122 Bramhall StPortland, ME 04102-3134 · Phone (207) 662-4618 · Fax (207) 662-6254

Accepted 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

Jennifer M Lewis Md 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 ID5294904561
PECOS Enrollment IDI20170913003926
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 16

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.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
189 services186 patients
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.
174 services126 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
150 services112 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
141 services138 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
106 services103 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
96 services93 patients

Hospital Affiliations CMS Care Compare 5

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

York Hospital

Acute Care Hospitals · York, ME
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200020
Location15 Hospital DriveYork, ME 03909 · York County
Emergency services Birthing friendly

Frisbie Memorial Hospital

Acute Care Hospitals · Rochester, NH
2/5 CMS rating
OwnershipProprietary
CMS Certification Number300014
Location11 Whitehall RoadRochester, NH 03867 · Strafford County
Emergency services

Wentworth-Douglass Hospital

Acute Care Hospitals · Dover, NH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300018
Location789 Central AveDover, NH 03820 · Strafford County
Emergency services Birthing friendly

Portsmouth Regional Hospital

Acute Care Hospitals · Portsmouth, NH
3/5 CMS rating
OwnershipProprietary
CMS Certification Number300029
Location333 Borthwick AvePortsmouth, NH 03801 · Rockingham County
Emergency services Birthing friendly

Huggins Hospital

Critical Access Hospitals · Wolfeboro, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301312
Location240 South Main StreetWolfeboro, NH 03894 · Carroll County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03878 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
$101.54 typical visit price
range $18.70 – $142.15
Typical copayment $25.38 (range $4.67 – $35.53)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

56.99/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality51.92
Improvement Activities40
Cost44.8

Other Providers at the Same Location NPPES 13

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

Nurse Practitioner
21 CLARK WAY
SOMERSWORTH, NH 03878
Internal Medicine (Gastroenterology)
21 CLARK WAY
SOMERSWORTH, NH 03878
Nurse Practitioner
21 CLARK WAY
SOMERSWORTH, NH 03878
Internal Medicine (Gastroenterology)
21 CLARK WAY
SOMERSWORTH, NH 03878
Physician Assistant (Medical)
21 CLARK WAY
SOMERSWORTH, NH 03878
Internal Medicine (Gastroenterology)
21 CLARK WAY
SOMERSWORTH, NH 03878
Internal Medicine (Gastroenterology)
21 CLARK WAY
SOMERSWORTH, NH 03878
Specialist
21 CLARK WAY
SOMERSWORTH, NH 03878

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 Jennifer Lewis's NPI number?

The NPI number for Jennifer Lewis is 1003075771. It was assigned to this individual provider in the NPPES registry on June 6, 2008.

Where is Jennifer Lewis located?

Jennifer Lewis practices at 21 Clark Way, Somersworth, NH 03878. The listed phone number is (603) 692-2228.

What is Jennifer Lewis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Jennifer Lewis enrolled in Medicare?

Yes. Jennifer Lewis 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 Jennifer Lewis accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and WellSense Health Plan list Jennifer Lewis 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 Jennifer Lewis affiliated with any hospitals?

According to CMS data, Jennifer Lewis is affiliated with York Hospital, Frisbie Memorial Hospital, Wentworth-Douglass Hospital, Portsmouth Regional Hospital and Huggins Hospital.

When was this NPI record last updated?

The NPPES record for Jennifer Lewis was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.