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GRETCHEN C SCHUMACHER CRNP
NPI 1235152935
Nurse Practitioner - Family in North Haven, ME

Active since July 25, 2006PECOS EnrolledAccepts Medicare Assignment
135 MAIN ST, NORTH HAVEN, ME 04853(207) 867-2021(207) 867-2256 Get Directions Write a Review

NPPES record last updated: May 16, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 16, 2024, Aug 23, 2016 (2 updates tracked since 2016).

About Gretchen C Schumacher Crnp NPPES

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

GRETCHEN C SCHUMACHER CRNP (NPI 1235152935) is an individual family provider in North Haven, Maine, licensed in Maine (CNP241037) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Penobscot Bay Medical Center, and is a graduate of Other (1998).

NPPES Registry Identity

NPI1235152935
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameGRETCHEN C SCHUMACHERCredential: CRNP
Location Address135 MAIN STNorth Haven, ME 04853
Mailing AddressPo Box 400North Haven, ME 04853-0400 · (207) 867-2021 · Fax (207) 867-2256
Phone(207) 867-2021
Fax(207) 867-2256
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateJuly 25, 2006
Last NPPES UpdateMay 16, 20242 updates tracked since enumeration
NPPES CertifiedApril 20, 2021
✔ NPI 1235152935 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in ME · CNP241037✔ Licensed in MI · 4704265270
Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X · License 4704265270 (MI)
135 MAIN ST, North Haven, ME 04853
Open in Google Maps ↗

Other Identifiers 2

Medicaid1235152935ME
Medicaid1235152935MI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Gretchen C Schumacher Crnp 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 ID3274631452
PECOS Enrollment IDI20240508000514
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

3

Medicare enrollment records show Gretchen Schumacher reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Town Of North Haven
Same address
Community Health
135 MAIN ST.
North Haven, ME 04853
  • Reassigned Medicare billing, Maine enrollment
  • 3 clinicians in this Medicare group
NPI 1306922281 (207) 867-2021
Elder Care Of West Michigan PLLC
836 mi
Geriatric Medicine
6785 MYERS LAKE AVE NE
Rockford, MI 49341
  • Reassigned Medicare billing, Michigan enrollment
  • 4 clinicians in this Medicare group
NPI 1427514306 (616) 366-4234
Jeffrey R Williamson Do PC
836 mi
Family Medicine
6785 MYERS LAKE AVE NE
Rockford, MI 49341
  • Reassigned Medicare billing, Michigan enrollment
  • 3 clinicians in this Medicare group
NPI 1750443750 (616) 884-5191

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 7

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.

Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350
An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.
89 services61 patients
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490
Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.
55 services38 patients
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439
Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.
45 services24 patients
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.
36 services20 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.
32 services23 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
18 services16 patients

Hospital Affiliations CMS Care Compare

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

Penobscot Bay Medical Center

Acute Care Hospitals · Rockport, ME
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200063
Location6 Glen Cove DriveRockport, ME 04856 · Knox County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04853 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
$82.58 typical visit price
range $53.26 – $162.77
Typical copayment $20.64 (range $13.31 – $40.69)
Most-billed visit code 99203
Established Patient
$94.60 typical visit price
range $16.90 – $132.79
Typical copayment $23.65 (range $4.22 – $33.19)
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.

Referred Medical Equipment & Supplies CMS DME claims 8

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

Powered pressure reducing mattress overlay/pad, alternating, with pump, includes heavy duty E0181
DME-Other DME · category DE000N
2 suppliers14 claims14 services$7.56 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
3 suppliers35 claims35 services$43.70 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers35 claims35 services$3.23 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
4 suppliers22 claims22 services$70.01 avg. paid by Medicare
Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613
DME-Drugs Administered Through DME · category DG006N
3 suppliers24 claims2,542 services$0.03 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
2 suppliers43 claims43 services$15.43 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.

LORRAINE M REISER FNP-C2
Nurse Practitioner
135 MAIN ST
NORTH HAVEN, ME 04853
Knox County (207) 867-2021

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 Gretchen Schumacher's NPI number?

The NPI number for Gretchen Schumacher is 1235152935. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is Gretchen Schumacher located?

Gretchen Schumacher practices at 135 Main St, North Haven, ME 04853. The listed phone number is (207) 867-2021.

What is Gretchen Schumacher's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Gretchen Schumacher enrolled in Medicare?

Yes. Gretchen Schumacher 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 Gretchen Schumacher's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gretchen Schumacher reassigns Medicare benefits to 3 organizations: Town Of North Haven (North Haven, ME), Elder Care Of West Michigan PLLC (Rockford, MI) and Jeffrey R Williamson Do PC (Rockford, MI). 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 Gretchen Schumacher's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gretchen Schumacher accept?

Health plans from Anthem Blue Cross and Blue Shield list Gretchen Schumacher 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 Gretchen Schumacher affiliated with any hospitals?

According to CMS data, Gretchen Schumacher is affiliated with Penobscot Bay Medical Center.

When was this NPI record last updated?

The NPPES record for Gretchen Schumacher was last updated on May 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.