JOHNNA GRIMES AGACNP-BC
NPI 1679934632
Nurse Practitioner - Gerontology in Madison, AL

NPI Status: Active since March 17, 2016

Contact Information

101 WESTOVER CIR STE B
MADISON, AL
ZIP 35758
Phone: (256) 325-3800

Get Directions Write a Review

  • Individual
  • Female
  • Years of Experience 12
  • Nurse Practitioner
  • Gerontology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About JOHNNA GRIMES

This page provides the complete NPI Profile along with additional information for Johnna Grimes, a provider established in Madison, Alabama with a medical specialization in Nurse Practitioner, focusing in gerontology and more than 12 years of experience. The healthcare provider is registered in the NPI registry with number 1679934632 assigned on March 2016. The practitioner's primary taxonomy code is 363LG0600X with license number 1-126764 (AL). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1679934632
Provider Name
JOHNNA GRIMES AGACNP-BC
Gender
Female
Entity Type
Individual
Location Address
101 WESTOVER CIR STE B MADISON, AL 35758
Location Phone
(256) 325-3800
Mailing Address
101 WESTOVER CIR STE B MADISON, AL 35758
Mailing Phone
(256) 325-3800
Medical School Name
OTHER
Graduation Year
2015
Is Sole Proprietor?
Yes
Enumeration Date
03-17-2016
Last Update Date
06-18-2026
Code Navigator

A nurse practitioner (NP) like Johnna Grimes 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

  • 9238 Madison Blvd Ste 100
    Madison, AL 35758
    (256) 302-8200

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 Gerontology

Taxonomy Code
363LG0600X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
1-126764
License State
AL

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Blue HSA Bronze - PPO
  • Blue Protect - PPO
  • Blue Saver Bronze - PPO
  • Blue Standardized Statewide Silver EPO - EPO
  • Blue Statewide Silver EPO - EPO
  • Blue Value Gold - PPO
  • Blue Value Silver - PPO
  • Blue Access Gold for Business - PPO
  • Blue Choice Platinum for Business - PPO
  • Blue HSA Silver for Business - PPO
  • Blue Saver Bronze for Business - PPO
  • Blue Saver Gold for Business - PPO
  • Blue Secure Gold for Business - PPO
  • Blue Secure Silver for Business - PPO
  • Bronze Classic 4700 - EPO
  • Bronze Classic Standard - EPO
  • Bronze Elite + PCP Saver Plus - EPO
  • Bronze Simple Chronic Care CKM - EPO
  • Gold Classic Standard - EPO
  • Gold Simple - EPO
  • Silver Classic Standard - EPO
  • Silver Simple - EPO
  • Silver Simple Chronic Care CKM - EPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Johnna Grimes 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.

Johnna Grimes 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: 6901196526

    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: I20170111001674

    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

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

This service was performed 19 times for 18 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

This service was performed 34 times for 18 patients

Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes

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.

This service was performed 18 times for 17 patients

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

This service was performed 421 times for 58 patients

Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes

A new patient home visit is a comprehensive service where a healthcare professional visits your home for about an hour. This visit includes an overall health assessment, discussion about your medical history, and planning for future healthcare needs. The goal is to understand your health status and provide personalized care.

This service was performed 13 times for 13 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $20.47 for a new patient copayment and $23.43 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 35758 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $81.9
  • Minimum New Patient Price $52.65
  • Maximum New Patient Price $161.63
  • Average New Patient Copayment $20.47
  • Minimum New Patient Copayment $13.16
  • Maximum New Patient Copayment $40.4

Established Patients Visit Costs *

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

  • Average Established Patient Price $93.72
  • Minimum Established Patient Price $16.56
  • Maximum Established Patient Price $131.65
  • Average Established Patient Copayment $23.43
  • Minimum Established Patient Copayment $4.14
  • Maximum Established Patient Copayment $32.91

* 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 JOHNNA GRIMES AGACNP-BC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1679934632, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).

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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
3
Doubled → 6
Check
2
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 7 → 14 → 5 9 → 18 → 9 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 8 + 3 + 8 + 6 + 6 + 24 = 78

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

The next multiple of ten after 78 is 80. The difference is the calculated check digit.

80 - 78 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1679934632.

Other Providers at the Same Location


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

Family Medicine
101 WESTOVER CIR STE B
MADISON, AL 35758
Family Medicine
101 WESTOVER CIR STE B
MADISON, AL 35758

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679934632, enumerated as an "individual" on March 17, 2016.

The provider is located at 101 WESTOVER CIR STE B MADISON, AL 35758 and the phone number is (256) 325-3800.

Nurse Practitioner with taxonomy code 363LG0600X and a focus in Gerontology.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Alabama and Oscar. Please consult your insurance carrier or call the provider to verify.