NPPES file of Aug 9, 2026

William Henry Macklin, M.D., FACS

Specialist · Alexandria, LA

William Henry Macklin, M.D., FACS is a specialist with a practice address in Alexandria, Louisiana, and NPI 1972690584, issued on Oct 6, 2006. Check the license (Louisiana 15241R, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972690584
Name
William Henry Macklin
Credential
M.D., FACS
Primary taxonomy
Specialist 174400000X
License numbers
15241R LA
40871 AZ
Self-reported in NPPES; status is on the state search
Practice location
3311 Prescott RD, Alexandria, LA 71301
Phone
(318) 484-2667
Enumerated
Oct 6, 2006
Record last updated
Dec 30, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(318) 484-2696
Medicaid ID
1165247 LA
Medicare enrollment
Enrolled (PECOS I20090305000207); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1990
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3311 Prescott RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Darryl Aguilar, MDSurgery Physician1265431597
  2. Courtney AllenPhysician Assistant1619343548
  3. Glenn Aucoin, M. D.Obstetrics & Gynecology Physician1316926280
  4. Amy Babin, M. D.Obstetrics & Gynecology Physician1972581973
  5. Sharhonda Biley, M.D.Obstetrics & Gynecology Physician1245506617
  6. Haissam Bouz, M.D.Specialist1366428617

Verify William Henry Macklin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license 15241R
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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54% fewer Medicare Part D claims than the average specialist in 2024

640 Medicare Part D claims for 407 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. 84 claims were for opioids.

  1. William Macklin640
  2. Specialty average1,380

Most prescribed

  1. Tramadol Hcl83 claims
  2. Ketorolac Tromethamine66 claims
  3. Cephalexin45 claims
  4. Doxycycline Hyclate39 claims
  5. Famotidine39 claims
  6. Sucralfate38 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Exceptional Physicians Group Bullhead City Hospital PLLCBullhead City, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William Henry Macklin among 550 specialist records in Louisiana

William Henry Macklin, M.D., FACS is one of 550 specialist records with a practice address in Louisiana. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 44% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 23% of these records are
  • Graduated1990 · median 1991 among the 124 with a school on file
  • Record last updated2008 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

26 specialist records list a practice address in Alexandria

They are 26 of the 2,390 NPPES records with a practice address in Alexandria, and 550 specialist records in Louisiana.

The 8 specialist records with the nearest ZIP codes

  1. Jaime Borrero, M.D.Alexandria, LA 713011992742589
  2. Haissam Bouz, M.D.Alexandria, LA 713011366428617
  3. Timothy Dozier, M.D.Alexandria, LA 713011114925534
  4. Chester Fresh, M.D.Alexandria, LA 713011902804859
  5. Irina Gordey, MDAlexandria, LA 713011609815646
  6. Kirk Hayes, M.D.Alexandria, LA 713011316945736
  7. Ricky Hendrix, M.D.Alexandria, LA 713011124021381
  8. Stephen Katz, M.D.Alexandria, LA 713011972503415

Common questions

What is William Henry Macklin, M.D., FACS's NPI number?

William Henry Macklin, M.D., FACS's National Provider Identifier (NPI) is 1972690584, issued on Oct 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Henry Macklin, M.D., FACS located?

The NPPES record lists a practice address at 3311 Prescott RD, Alexandria, LA, 71301. Phone: (318) 484-2667. Providers update this record themselves, so call before visiting.

How can I verify William Henry Macklin, M.D., FACS's license?

NPPES lists Louisiana license number 15241R, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does William Henry Macklin, M.D., FACS prescribe under Medicare Part D?

In 2024, William Henry Macklin, M.D., FACS had 640 Medicare Part D claims for 407 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.

What is William Henry Macklin, M.D., FACS's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.