MRS. CHARLENE FAYE LARRIMORE FNP
NPI 1982588596
Nurse Practitioner - Primary Care in Rehoboth Beach, DE

NPI Status: Active since August 05, 2025

Contact Information

18947 JOHN J WILLIAMS HWY UNIT 303
REHOBOTH BEACH, DE
ZIP 19971
Phone: (302) 644-0690
Fax: (302) 644-0695

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  • Individual
  • Female
  • Years of Experience 1
  • Nurse Practitioner
  • Primary Care
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About CHARLENE LARRIMORE

This page provides the complete NPI Profile along with additional information for Charlene Larrimore, a provider established in Rehoboth Beach, Delaware with a medical specialization in Nurse Practitioner, focusing in primary care and more than one year of experience. The healthcare provider is registered in the NPI registry with number 1982588596 assigned on August 2025. The practitioner's primary taxonomy code is 363LP2300X with license number LG-0013324 (DE). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1982588596
Provider Name
MRS. CHARLENE FAYE LARRIMORE FNP
Gender
Female
Entity Type
Individual
Location Address
18947 JOHN J WILLIAMS HWY UNIT 303 REHOBOTH BEACH, DE 19971
Location Phone
(302) 644-0690
Location Fax
(302) 644-0695
Mailing Address
1515 SAVANNAH RD FL 2 LEWES, DE 19958
Mailing Phone
(302) 645-3499
Mailing Fax
(302) 644-0695
Medical School Name
OTHER
Graduation Year
2025
Is Sole Proprietor?
No
Enumeration Date
08-05-2025
Last Update Date
10-06-2025
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A nurse practitioner (NP) like Charlene Larrimore is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

Secondary Locations

  • 28538 DuPont Blvd Unit 1
    Millsboro, DE 19966
    (302) 829-3294
  • 232 Mitchell St Unit 301
    Millsboro, DE 19966
    (302) 316-4190
  • 1008 Kings Hwy
    Lewes, DE 19958
    (302) 291-6031
  • 36223 Farm Ln Ste 140
    Rehoboth Beach, DE 19971
    (302) 227-1268
  • 32050 Long Neck Rd
    Millsboro, DE 19966
    (302) 645-3150
  • 32550 Docs Pl Unit 2
    Millville, DE 19967
    (302) 539-4302
  • 34445 King Street Row
    Lewes, DE 19958
    (302) 645-2833
  • 12100 Black Swan Dr Ste 104
    Lewes, DE 19958
    (302) 645-1315
  • 36450 Tidal Rd Unit 2
    Selbyville, DE 19975
    (302) 291-6045
  • 17388 N Village Main Blvd Unit 21
    Lewes, DE 19958
    (302) 291-6050
  • 21635 Biden Ave Unit 101
    Georgetown, DE 19947
    (302) 856-9596
  • 23900 Milton Ellendale Hwy Ste 101
    Milton, DE 19968
    (302) 684-2033
  • 100 Silicato Pkwy Ste 201
    Milford, DE 19963
    (302) 393-2056

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Nurse Practitioner Primary Care

Taxonomy Code
363LP2300X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
LG-0013324
License State
DE

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1363L00000XPhysician Assistants & Advanced Practice Nursing Providers

Nurse Practitioner

LG-0013324 (DE)

Medicare Participation & PECOS Enrollment Status

Charlene Larrimore is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Charlene Larrimore is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 547758872

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20251020001627

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.09 for a new patient copayment and $25.17 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 19971 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $88.37
  • Minimum New Patient Price $57.12
  • Maximum New Patient Price $173.08
  • Average New Patient Copayment $22.09
  • Minimum New Patient Copayment $14.28
  • Maximum New Patient Copayment $43.27

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $100.68
  • Minimum Established Patient Price $18.36
  • Maximum Established Patient Price $141.05
  • Average Established Patient Copayment $25.17
  • Minimum Established Patient Copayment $4.59
  • Maximum Established Patient Copayment $35.26

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for MRS. CHARLENE FAYE LARRIMORE FNP

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1982588596, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 5 → 10 → 1 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 1 + 6 + 2 + 1 + 0 + 8 + 1 + 6 + 5 + 1 + 8 + 24 = 74

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1982588596.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Nurse Practitioner
18947 JOHN J WILLIAMS HWY UNIT 303
REHOBOTH BEACH, DE 19971
Registered Nurse (Ambulatory Care)
18947 JOHN J WILLIAMS HWY UNIT 303
REHOBOTH BEACH, DE 19971

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1982588596, enumerated as an "individual" on August 05, 2025.

The provider is located at 18947 JOHN J WILLIAMS HWY UNIT 303 REHOBOTH BEACH, DE 19971 and the phone number is (302) 644-0690.

Nurse Practitioner with taxonomy code 363LP2300X and a focus in Primary Care.