MRS. DIOSAN M POWELL FNP
NPI 1275086902
Nurse Practitioner - Primary Care in Southaven, MS

Q: What is Diosan Powell's NPI number?

The NPI number for Diosan Powell is 1275086902. It was assigned to this individual provider in the NPPES registry on July 29, 2016. The provider is also known as Mrs. Diosan Mangubat Agagdan Rn.

Q: What is Diosan Powell's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Q: When was this NPI record last updated?

The NPPES record for Diosan Powell was last updated on April 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.

Active since July 29, 2016PECOS EnrolledAccepts Medicare Assignment

346 STATELINE RD W, SOUTHAVEN, MS 38671(662) 510-5353(662) 510-0409 Get Directions Write a Review

NPPES record last updated: April 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 16, 2026, Dec 26, 2018, Oct 31, 2016 (3 updates tracked since 2016).

On this page

About Mrs. Diosan M Powell Fnp NPPES

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

MRS. DIOSAN M POWELL FNP (NPI 1275086902) is an individual primary care provider in Southaven, Mississippi, licensed in Tennessee (21474) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1275086902

Entity TypeIndividualFemale

Primary Taxonomy363LP2300X

Provider Legal NameMRS. DIOSAN M POWELLCredential: FNP

Location Address346 STATELINE RD WSouthaven, MS 38671-1610

Mailing Address346 Stateline Rd WSouthaven, MS 38671-1610 · (662) 510-5353 · Fax (662) 404-8861

Phone(662) 510-5353

Fax(662) 510-0409

Sole ProprietorYes

Medical School CMSOtherGraduated 2016

Enumeration DateJuly 29, 2016

Last NPPES UpdateApril 16, 20263 updates tracked since enumeration

NPPES CertifiedApril 16, 2026

✔ NPI 1275086902 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Primary CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP2300X

License✔ Licensed in TN · 21474

346 STATELINE RD W, Southaven, MS 38671

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Other Names 1

Former Name (1)Mrs. Diosan Mangubat Agagdan Rn

Other Identifiers 1

Medicaid08778361MS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Diosan M Powell Fnp 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 ID5395033351

PECOS Enrollment IDI20180328000562

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.

Areas of Expertise CMS Part B claims 12

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.

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.

176 services91 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

140 services30 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

106 services35 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.

82 services55 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426

An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.

46 services39 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

40 services19 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

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.

29 services29 patients

Injection, diphenhydramine hcl, up to 50 mg J1200

Diphenhydramine HCL injection is a medicine given to alleviate symptoms of allergies, colds, or hay fever. It can also help with motion sickness and certain symptoms of Parkinson's disease. Up to 50 mg may be administered depending on your condition.

26 services21 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

25 services25 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

25 services21 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

20 services20 patients

Automated urinalysis test 81003

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.

19 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38671 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

$80.50 typical visit price

range $51.65 – $159.18

Typical copayment $20.12 (range $12.91 – $39.79)

Most-billed visit code 99203

Established Patient

$92.20 typical visit price

range $16.15 – $129.61

Typical copayment $23.05 (range $4.03 – $32.40)

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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. THITIPORN SRIPRASERT WHALEY NURSE PRACTITIONER

Nurse Practitioner (Family)

346 STATELINE RD W
SOUTHAVEN, MS 38671

Desoto County (662) 510-5353

DESOTO FAMILY CARE CLINIC, PLLC

Family Medicine

346 STATELINE RD W
SOUTHAVEN, MS 38671

Desoto County (662) 510-5353

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 Diosan Powell's NPI number?

The NPI number for Diosan Powell is 1275086902. It was assigned to this individual provider in the NPPES registry on July 29, 2016. The provider is also known as Mrs. Diosan Mangubat Agagdan Rn.

Where is Diosan Powell located?

Diosan Powell practices at 346 Stateline Rd W, Southaven, MS 38671. The listed phone number is (662) 510-5353.

What is Diosan Powell's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Is Diosan Powell enrolled in Medicare?

Yes. Diosan Powell 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.

What insurance does Diosan Powell accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list Diosan Powell 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.

When was this NPI record last updated?

The NPPES record for Diosan Powell was last updated on April 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.