CONSTANCE MCMILLAN HARTHCOCK FNP-C
NPI 1841665494
Nurse Practitioner - Family in Brandon, MS

Q: What is Constance Harthcock's NPI number?

The NPI number for Constance Harthcock is 1841665494. It was assigned to this individual provider in the NPPES registry on December 8, 2015.

Q: What is Constance Harthcock's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Active since December 08, 2015PECOS EnrolledAccepts Medicare Assignment

88.44/100

CMS Quality Rating

1297 W GOVERNMENT ST, BRANDON, MS 39042(601) 200-4790(601) 200-4855 Get Directions Write a Review

NPPES record last updated: February 25, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 25, 2025, Nov 3, 2023, Mar 13, 2018 and 4 more (7 updates tracked since 2015).

On this page

About Constance Mcmillan Harthcock Fnp-c NPPES

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

CONSTANCE MCMILLAN HARTHCOCK FNP-C (NPI 1841665494) is an individual family provider in Brandon, Mississippi, licensed in Mississippi (730564) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS, is affiliated with St Dominic-jackson Memorial Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1841665494

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameCONSTANCE MCMILLAN HARTHCOCKCredential: FNP-C

Location Address1297 W GOVERNMENT STBrandon, MS 39042-3048

Mailing Address5959 S Sherwood Forest BlvdBaton Rouge, LA 70816-6038 · (601) 200-4790 · Fax (225) 765-9196

Phone(601) 200-4790

Fax(601) 200-4855

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateDecember 8, 2015

Last NPPES UpdateFebruary 25, 20257 updates tracked since enumeration

NPPES CertifiedFebruary 25, 2025

✔ NPI 1841665494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code363LF0000X

License✔ Licensed in MS · 730564

1297 W GOVERNMENT ST, Brandon, MS 39042

Open in Google Maps ↗

Secondary Practice Locations 2

Location 11887 Spillway RdBrandon, MS 39047-6066 · Phone (601) 992-5532 · Fax (601) 992-5547

Location 2610 Second StPelahatchie, MS 39145-3135 · Phone (601) 200-4266

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama, Cigna Healthcare, Molina Healthcare and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Constance Mcmillan Harthcock Fnp-c 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 ID2466751581

PECOS Enrollment IDI20160425000738

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.

Medicare Billing Reassignment

Medicare enrollment records show Constance Harthcock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St Dominic Medical Associates LLC

9.7 mi

Hospitalist

969 LAKELAND DR
Jackson, MS 39216

Reassigned Medicare billing, Mississippi enrollment
136 clinicians in this Medicare group

NPI 1285987578 (601) 200-5900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 19

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.

391 services217 patients

Injection, ceftriaxone sodium, per 250 mg J0696

Ceftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.

116 services24 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

89 services75 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

79 services70 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

73 services51 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.

57 services39 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

53 services37 patients

Blood test, lipids (cholesterol and triglycerides) 80061

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

49 services40 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

44 services43 patients

Detection test by nucleic acid for multiple types influenza virus 87502

A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.

37 services37 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

29 services29 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.

26 services26 patients

X-ray of chest, 2 views 71046

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.

25 services22 patients

Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 87651

This test detects Group A Streptococcus bacteria in your body. It uses an amplified probe technique, which amplifies the bacteria's nucleic acid, making it easier to identify. This test helps diagnose conditions like strep throat or scarlet fever.

21 services20 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

19 services18 patients

Testing for presence of drug, read by direct observation 80305

Testing for the presence of drugs involves collecting a sample, usually urine, which is then analyzed for specific substances. The process is monitored directly to ensure accuracy and integrity. This test helps to confirm if drugs are present in your system.

16 services14 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

15 services15 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

15 services15 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

14 services14 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Dominic-Jackson Memorial Hospital

Acute Care Hospitals · Jackson, MS

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number250048

Location969 Lakeland DrJackson, MS 39216 · Hinds County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39042 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

88.44/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

75.29

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 3

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

DR. MARC HELLRUNG M.D.

Family Medicine

1297 W GOVERNMENT ST
BRANDON, MS 39042

Rankin County (601) 200-4790

EMILY HARBARGER FNP

Nurse Practitioner (Family)

1297 W GOVERNMENT ST
BRANDON, MS 39042

Rankin County (601) 200-4790

HEATHER MICHELLE KURIGER FNP

Nurse Practitioner

1297 W GOVERNMENT ST
BRANDON, MS 39042

Rankin County (601) 200-4790

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 Constance Harthcock's NPI number?

The NPI number for Constance Harthcock is 1841665494. It was assigned to this individual provider in the NPPES registry on December 8, 2015.

Where is Constance Harthcock located?

Constance Harthcock practices at 1297 W Government St, Brandon, MS 39042. The listed phone number is (601) 200-4790.

What is Constance Harthcock's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Constance Harthcock enrolled in Medicare?

Yes. Constance Harthcock 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.

Which organization bills Medicare for Constance Harthcock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Constance Harthcock reassigns Medicare benefits to St Dominic Medical Associates LLC (Jackson, MS). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Constance Harthcock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Constance Harthcock accept?

Health plans from Blue Cross and Blue Shield of Alabama, Cigna Healthcare, Molina Healthcare and UnitedHealthcare list Constance Harthcock 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.

Is Constance Harthcock affiliated with any hospitals?

According to CMS data, Constance Harthcock is affiliated with St Dominic-Jackson Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Constance Harthcock was last updated on February 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.