WILLIAM MARK HAYNES M.D.
NPI 1184735151
Family Medicine in Homer, LA

Q: What is William Haynes's NPI number?

The NPI number for William Haynes is 1184735151. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Q: What is William Haynes's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for William Haynes was last updated on March 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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 August 31, 2006PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

912 W MAIN ST, HOMER, LA 71040(318) 927-3571(318) 927-2677 Get Directions Write a Review

NPPES record last updated: March 9, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About William Mark Haynes M.d. NPPES

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

WILLIAM MARK HAYNES M.D. (NPI 1184735151) is an individual family medicine provider in Homer, Louisiana, licensed in Louisiana (017831) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Willis Knighton Medical Center, and is a graduate of Louisiana State University School Of Medicine In Shreveport (1984).

NPPES Registry Identity

NPI1184735151

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameWILLIAM MARK HAYNESCredential: M.D.

Location Address912 W MAIN STHomer, LA 71040-3328

Mailing AddressPo Box 29Homer, LA 71040-0029 · (318) 927-3571 · Fax (318) 927-2677

Phone(318) 927-3571

Fax(318) 927-2677

Sole ProprietorYes

Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 1984

Enumeration DateAugust 31, 2006

Last NPPES UpdateMarch 9, 2015

✔ NPI 1184735151 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in LA · 017831

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

912 W MAIN ST, Homer, LA 71040

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Other Identifiers 3

Medicare UPINE56195LA

Medicaid1347086LA

Medicare PIN5M864B304LA

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

William Mark Haynes M.d. 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 ID3072603570

PECOS Enrollment IDI20100301000012

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 25

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.

634 services135 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

229 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.

172 services97 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

93 services49 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

92 services17 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.

79 services74 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.

76 services15 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.

72 services43 patients

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439

Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.

57 services15 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.

55 services55 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

53 services45 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

50 services36 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.

46 services45 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 G0179

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.

44 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.

41 services40 patients

Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702

This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.

36 services21 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

33 services31 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

28 services17 patients

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 G0180

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.

21 services21 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.

19 services11 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

18 services11 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

17 services13 patients

Emergency department visit with straightforward medical decision making 99282

An emergency department visit for a mild to moderate issue is when you seek immediate medical attention for a non-life-threatening condition. This could include minor injuries, moderate pain, or illnesses like the flu. During the visit, healthcare professionals assess your condition, provide treatment, and may recommend follow-up care.

17 services17 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

13 services12 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Willis Knighton Medical Center

Acute Care Hospitals · Shreveport, LA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number190111

Location2600 Greenwood RoadShreveport, LA 71103 · Caddo County

Emergency services Birthing friendly

Claiborne Memorial Medical Center

Acute Care Hospitals · Homer, LA

OwnershipGovernment - Hospital District or Authority

CMS Certification Number190114

Location620 East College StreetHomer, LA 71040 · Claiborne County

Emergency services

Minden Medical Center

Acute Care Hospitals · Minden, LA

3/5 CMS rating

OwnershipProprietary

CMS Certification Number190144

LocationNo 1 Medical PlazaMinden, LA 71055 · Webster County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 71040 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

$83.60 typical visit price

range $53.43 – $164.73

Typical copayment $20.90 (range $13.35 – $41.18)

Most-billed visit code 99203

Established Patient

$95.09 typical visit price

range $16.64 – $133.62

Typical copayment $23.77 (range $4.16 – $33.40)

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.

75/100

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

Scored as part of a group practice

Referred Medical Equipment & Supplies CMS DME claims 6

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

4 suppliers26 claims64 services$6.13 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

4 suppliers16 claims23 services$0.97 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

2 suppliers17 claims17 services$46.22 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers23 claims23 services$106.85 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

1 supplier11 claims1,320 services$0.09 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

1 supplier11 claims11 services$23.69 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 8

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

MS. JOAN P. CARDIN NP

Nurse Practitioner (Family)

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

DONALD SCOTT HAYNES M.D.

Internal Medicine

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

HOMER MEMORIAL HOSPITAL

Family Medicine

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

KATHERINE RAINS ACNP

Clinical Nurse Specialist (Acute Care)

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

HOMER MEMORIAL HOSPITAL

Preferred Provider Organization

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

MARIA MCGUIRE HAYNES M.D.

Preferred Provider Organization

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

HOMER MEMORIAL HOSPITAL

Clinic/Center (Rural Health)

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

KRISTEN MARGE ALEXANDER FNP

Nurse Practitioner (Family)

912 W MAIN ST
HOMER, LA 71040

Claiborne Parish (318) 927-3571

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 William Haynes's NPI number?

The NPI number for William Haynes is 1184735151. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is William Haynes located?

William Haynes practices at 912 W Main St, Homer, LA 71040. The listed phone number is (318) 927-3571.

What is William Haynes's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Haynes enrolled in Medicare?

Yes. William Haynes 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 William Haynes accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter from Superior HealthPlan and Arkansas Blue Cross and Blue Shield and 5 other insurers list William Haynes 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 William Haynes affiliated with any hospitals?

According to CMS data, William Haynes is affiliated with Willis Knighton Medical Center, Claiborne Memorial Medical Center and Minden Medical Center.

When was this NPI record last updated?

The NPPES record for William Haynes was last updated on March 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.