MADISON ALEXANDRA GRAY PA-C
NPI 1356294250
Physician Assistant - Medical in St Petersburg, FL

NPI Status: Active since February 19, 2026

Contact Information

620 10TH ST N STE 2E
ST PETERSBURG, FL
ZIP 33705
Phone: (727) 824-8206

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  • Individual
  • Female
  • Physician Assistant
  • Medical

About MADISON GRAY

This page provides the complete NPI Profile along with additional information for Madison Gray, a primary care provider established in St Petersburg, Florida with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1356294250 assigned on February 2026. The practitioner's primary taxonomy code is 363AM0700X with license number PA9121399 (FL). The provider is registered as an individual and her NPI record was last updated February 2026. Madison Gray operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization.

NPI
1356294250
Provider Name
MADISON ALEXANDRA GRAY PA-C
Gender
Female
Entity Type
Individual
Location Address
620 10TH ST N STE 2E ST PETERSBURG, FL 33705
Location Phone
(727) 824-8206
Mailing Address
272 FERRY BEND TRL CROSSVILLE, TN 38571
Mailing Phone
(240) 626-1259
Is Sole Proprietor?
Yes
Enumeration Date
02-19-2026
Last Update Date
02-19-2026
Code Navigator

A primary care provider (PCP) like Madison Gray sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
PA9121399
License State
FL

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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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 1356294250, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 4 + 9 + 8 + 2 + 1 + 0 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1356294250.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine (Hematology & Oncology)
620 10TH ST N STE 2E
ST PETERSBURG, FL 33705
Internal Medicine (Rheumatology)
620 10TH ST N STE 2E
ST PETERSBURG, FL 33705
Nurse Practitioner
620 10TH ST N STE 2E
ST PETERSBURG, FL 33705
Internal Medicine (Hematology & Oncology)
620 10TH ST N STE 2E
ST PETERSBURG, FL 33705

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356294250, enumerated as an "individual" on February 19, 2026.

The provider is located at 620 10TH ST N STE 2E ST PETERSBURG, FL 33705 and the phone number is (727) 824-8206.

Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.