CRYSTAL LYNN MCELROY MSN/FNP
NPI 1659676351
Nurse Practitioner - Family in San Tan Valley, AZ

NPI Status: Active since January 11, 2011

Contact Information

287 E HUNT HWY
SAN TAN VALLEY, AZ
ZIP 85143
Phone: (480) 677-8282
Fax: (480) 677-8283

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  • Individual
  • Female
  • Nurse Practitioner
  • Family
  • Accepts Insurance
  • PECOS Enrolled

About CRYSTAL MCELROY

This page provides the complete NPI Profile along with additional information for Crystal Mcelroy, a provider established in San Tan Valley, Arizona with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1659676351 assigned on January 2011. The practitioner's primary taxonomy code is 363LF0000X with license number AP8721 (AZ). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1659676351
Provider Name
CRYSTAL LYNN MCELROY MSN/FNP
Gender
Female
Entity Type
Individual
Location Address
287 E HUNT HWY SAN TAN VALLEY, AZ 85143
Location Phone
(480) 677-8282
Location Fax
(480) 677-8283
Mailing Address
4600 S MILL AVE STE 280 TEMPE, AZ 85282
Mailing Phone
(480) 305-2888
Mailing Fax
(480) 677-8283
Is Sole Proprietor?
No
Enumeration Date
01-11-2011
Last Update Date
09-18-2025
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A nurse practitioner (NP) like Crystal Mcelroy 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

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 Family

Taxonomy Code
363LF0000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
AP8721
License State
AZ

Insurance Plans Accepted

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

  • AZ Blue AdvanceHealth Bronze Focus (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Bronze Neighborhood (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Gold Focus (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Gold Neighborhood (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Silver Focus (4 Free PCP Visits) - HMO
  • AZ Blue AdvanceHealth Silver Neighborhood (4 Free PCP Visits) - HMO
  • AZ Blue EverydayHealth Gold Focus (1 Free PCP Visit) - HMO
  • AZ Blue EverydayHealth Gold Neighborhood (1 Free PCP Visit) - HMO
  • AZ Blue EverydayHealth Prosano Gold ($0 Prosano Health Visits) - HMO
  • AZ Blue EverydayHealth Prosano Silver ($0 Prosano Health Visits) - HMO
  • Bronze Classic 4700 - HMO
  • Bronze Classic Standard - HMO
  • Bronze Elite + PCP Saver Plus - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits - HMO
  • Bronze Simple Chronic Care CKM - HMO
  • Bronze Simple Diabetes - HMO
  • Gold Classic - HMO
  • Gold Classic Standard - HMO
  • Gold Elite Saver Plus - HMO
  • Silver Classic Standard - HMO
  • Bronze Classic 4700 - HMO
  • Bronze Classic 4700 | with AdventHealth - HMO
  • Bronze Classic Standard - HMO
  • Bronze Classic Standard | with AdventHealth - HMO
  • Bronze Elite + PCP Saver Plus - HMO
  • Bronze Elite + PCP Saver Plus | with AdventHealth - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits - HMO
  • Bronze Simple Chronic Care CKM - HMO
  • Bronze Simple Diabetes - HMO
  • Gold Classic Standard - HMO
  • Bronze Classic 4700 - HMO
  • Bronze Classic 4700 | with Atrium Health - HMO
  • Bronze Classic Standard - HMO
  • Bronze Classic Standard | with Atrium Health - HMO
  • Bronze Elite + PCP Saver Plus - HMO
  • Bronze Elite + PCP Saver Plus | with Atrium Health - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits | with Atrium Health - HMO
  • Bronze Simple Chronic Care CKM | with Atrium Health - HMO
  • Bronze Simple Diabetes | with Atrium Health - HMO
  • Gold Classic Standard - HMO
  • Bronze Classic Standard - HMO
  • Bronze Elite + PCP Saver Plus - HMO
  • Bronze Simple - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits - HMO
  • Bronze Simple Chronic Care CKM - HMO
  • Buena Salud Bronce Simple Para Diabetes - HMO
  • Gold Classic - HMO
  • Gold Classic Standard - HMO
  • Gold Simple - HMO
  • Gold Simple Diabetes - HMO
  • Bronze Classic - EPO
  • Bronze Classic | with Bryan Health - EPO
  • Bronze Classic 4700 - EPO
  • Bronze Classic 4700 | MercyOne - EPO
  • Bronze Classic Standard - EPO
  • Bronze Classic Standard - PPO
  • Bronze Classic Standard | MercyOne - EPO
  • Bronze Classic Standard | with Bryan Health - EPO
  • Bronze Elite + PCP Saver - EPO
  • Bronze Elite + PCP Saver Plus - EPO
  • Bronze Classic PCP Saver | Cleveland Clinic - HMO
  • Bronze Classic Standard | Cleveland Clinic - HMO
  • Bronze Simple Breathe Easy with Enhanced COPD Benefits | Cleveland Clinic - HMO
  • Bronze Simple Chronic Care CKM | Cleveland Clinic - HMO
  • Bronze Simple Diabetes | Cleveland Clinic - HMO
  • Bronze Simple HSA | Cleveland Clinic - HMO
  • Gold Classic Standard | Cleveland Clinic - HMO
  • Gold Elite | Cleveland Clinic - HMO
  • Gold Elite Saver Plus | Cleveland Clinic - HMO
  • Silver Classic Standard | Cleveland Clinic - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
500655726MEDICAID (05)OR 
201350018NPOTHER (01)ORNP LICENSE

Medicare Participation & PECOS Enrollment Status

Crystal Mcelroy 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

  • 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.

Automated urinalysis test

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.

This service was performed 20 times for 20 patients

Established patient office or other outpatient visit, 20-29 minutes

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.

This service was performed 49 times for 48 patients

Established patient office or other outpatient visit, 30-39 minutes

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.

This service was performed 12 times for 12 patients

New patient office or other outpatient visit, 30-44 minutes

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.

This service was performed 61 times for 61 patients

X-ray of chest, 2 views

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

This service was performed 20 times for 20 patients

Physician Visit Costs

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 85143 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $85.89
  • Minimum New Patient Price $55.44
  • Maximum New Patient Price $168.6
  • Average New Patient Copayment $21.47
  • Minimum New Patient Copayment $13.86
  • Maximum New Patient Copayment $42.15

Established Patients Visit Costs *

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

  • Average Established Patient Price $98
  • Minimum Established Patient Price $17.72
  • Maximum Established Patient Price $137.41
  • Average Established Patient Copayment $24.5
  • Minimum Established Patient Copayment $4.43
  • Maximum Established Patient Copayment $34.35

* 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 CRYSTAL LYNN MCELROY MSN/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 1659676351, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
7
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 5 → 10 → 1 6 → 12 → 3 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 1 + 2 + 7 + 1 + 2 + 3 + 1 + 0 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1659676351.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Family Medicine
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Family Medicine
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Family Medicine
287 E HUNT HWY, STE 105
SAN TAN VALLEY, AZ 85143
Physician Assistant (Medical)
287 E HUNT HWY, SUITE 105
QUEEN CREEK, AZ 85143
Physician Assistant
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Physician Assistant (Medical)
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Nurse Practitioner (Family)
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Nurse Practitioner (Family)
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Family Medicine
287 E HUNT HWY, SUITE #105
SAN TAN VALLEY, AZ 85143
Internal Medicine
287 E HUNT HWY, STE 105
SAN TAN VALLEY, AZ 85143
Nurse Practitioner (Family)
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Physician Assistant
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Nurse Practitioner (Family)
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Speech-Language Pathologist
287 E HUNT HWY, SUITE 101
SAN TAN VALLEY, AZ 85143
Family Medicine
287 E HUNT HWY, SUITE 105
SAN TAN VALLEY, AZ 85143
Nurse Practitioner (Family)
287 E HUNT HWY
SAN TAN VALLEY, AZ 85143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659676351, enumerated as an "individual" on January 11, 2011.

The provider is located at 287 E HUNT HWY SAN TAN VALLEY, AZ 85143 and the phone number is (480) 677-8282.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.

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