ADRIENNE L. GERHART D.O.
NPI 1891745410
Family Medicine in New London, NH

Q: What is Adrienne Gerhart's NPI number?

The NPI number for Adrienne Gerhart is 1891745410. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Q: What is Adrienne Gerhart's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Adrienne Gerhart was last updated on July 26, 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.

Active since May 12, 2006PECOS EnrolledAccepts Medicare Assignment

89.75/100

CMS Quality Rating

255 NEWPORT RD STE A, NEW LONDON, NH 03257(603) 526-1716(603) 526-1714 Get Directions Write a Review

NPPES record last updated: July 26, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 26, 2022, Sep 11, 2019 (2 updates tracked since 2019).

On this page

About Adrienne L. Gerhart D.o. NPPES

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

ADRIENNE L. GERHART D.O. (NPI 1891745410) is an individual family medicine provider in New London, New Hampshire, licensed in New Hampshire (19886) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Concord Hospital, and maintains a secondary practice location in Penacook.

NPPES Registry Identity

NPI1891745410

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameADRIENNE L. GERHARTCredential: D.O.

Location Address255 NEWPORT RD STE ANew London, NH 03257-5466

Mailing Address255 Newport Rd Ste ANew London, NH 03257-5466 · (603) 526-1716 · Fax (603) 526-1714

Phone(603) 526-1716

Fax(603) 526-1714

Sole ProprietorNo

Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2005

Enumeration DateMay 12, 2006

Last NPPES UpdateJuly 26, 20222 updates tracked since enumeration

NPPES CertifiedJuly 26, 2022

✔ NPI 1891745410 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Licenses✔ Licensed in NH · 19886✔ Licensed in PA · OS014006

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

255 NEWPORT RD STE A, New London, NH 03257

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Secondary Practice Location 1

Location 14 Crescent StPenacook, NH 03303-1412 · Phone (603) 753-4302 · Fax (603) 227-7570

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 Shield, Harvard Pilgrim Health Care and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Adrienne L. Gerhart D.o. 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 ID1456426808

PECOS Enrollment IDI20191010000366

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.

Medicare Billing Reassignments

Medicare enrollment records show Adrienne Gerhart reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Concord Hospital, Inc.

27 mi

Emergency Medicine

250 PLEASANT ST
Concord, NH 03301

Reassigned Medicare billing, New Hampshire enrollment
636 clinicians in this Medicare group

NPI 1194778571 (603) 230-7429

Regional Health Services Inc

420 mi

Family Medicine

201 STATE ST
Erie, PA 16550

Reassigned Medicare billing, Pennsylvania enrollment
962 clinicians in this Medicare group

NPI 1174520654 (814) 877-8140

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 14

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

329 services185 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

145 services145 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.

80 services61 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

54 services39 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

46 services46 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

44 services44 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

24 services20 patients

Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment G0402

An Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.

17 services17 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

16 services15 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

16 services16 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

13 services13 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

13 services13 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428

This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.

12 services12 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Concord Hospital

Acute Care Hospitals · Concord, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300001

Location250 Pleasant StConcord, NH 03301 · Merrimack County

Birthing friendly

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

Concord Hospital- Laconia

Acute Care Hospitals · Laconia, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300005

Location80 Highland StLaconia, NH 03246 · Belknap County

Emergency services

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

Concord Hospital- Franklin

Critical Access Hospitals · Franklin, NH

OwnershipVoluntary non-profit - Private

CMS Certification Number301306

Location15 Aiken AvenueFranklin, NH 03235 · Merrimack County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03257 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

$89.14 typical visit price

range $57.75 – $174.26

Typical copayment $22.28 (range $14.43 – $43.56)

Most-billed visit code 99203

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.

89.75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

81.37

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 9

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

9 suppliers36 claims86 services$5.91 avg. paid by Medicare

Parenteral nutrition solution, not otherwise specified, 10 grams lipids B4185

Other-Enteral and Parenteral · category OB005N

1 supplier20 claims499 services$11.24 avg. paid by Medicare

Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 52 to 73 grams of protein - premix B4193

Other-Enteral and Parenteral · category OB005N

1 supplier20 claims114 services$229.79 avg. paid by Medicare

Parenteral nutrition supply kit; premix, per day B4220

Other-Enteral and Parenteral · category OB005N

1 supplier20 claims114 services$8.01 avg. paid by Medicare

Parenteral nutrition administration kit, per day B4224

Other-Enteral and Parenteral · category OB005N

1 supplier20 claims114 services$25.01 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier29 claims30 services$19.84 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

MRS. CHRISTINE ANN DUBE NPC ARNP

Nurse Practitioner (Family)

255 NEWPORT RD STE A
NEW LONDON, NH 03257

Merrimack County (603) 526-1716

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 Adrienne Gerhart's NPI number?

The NPI number for Adrienne Gerhart is 1891745410. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Adrienne Gerhart located?

Adrienne Gerhart practices at 255 Newport Rd Ste A, New London, NH 03257. The listed phone number is (603) 526-1716.

What is Adrienne Gerhart's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Adrienne Gerhart enrolled in Medicare?

Yes. Adrienne Gerhart 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.

Which organizations bill Medicare for Adrienne Gerhart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Adrienne Gerhart reassigns Medicare benefits to 2 organizations: Concord Hospital, Inc. (Concord, NH) and Regional Health Services Inc (Erie, PA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Adrienne Gerhart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Adrienne Gerhart accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health and WellSense Health Plan list Adrienne Gerhart 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 Adrienne Gerhart affiliated with any hospitals?

According to CMS data, Adrienne Gerhart is affiliated with Concord Hospital, Mary Hitchcock Memorial Hospital, Concord Hospital- Laconia, New London Hospital and Concord Hospital- Franklin.

When was this NPI record last updated?

The NPPES record for Adrienne Gerhart was last updated on July 26, 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.