NPPES file of Aug 9, 2026

John-Mario Walter Altamirano, FNP

Nurse Practitioner · Lafayette, LA

John-Mario Walter Altamirano, FNP is a nurse practitioner with a practice address in Lafayette, Louisiana, and NPI 1659764041, issued on Mar 10, 2015. Check the license (Louisiana AP08184, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659764041
Name
John-Mario Walter Altamirano
Credential
FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
AP08184 LA
Self-reported in NPPES; status is on the state search
Practice location
2730 Ambassador Caffery Pkwy, Lafayette, LA 70506
Phone
(337) 988-1585
Enumerated
Mar 10, 2015
Record last updated
Jan 20, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(337) 981-4694
Medicaid ID
2387022 LA
Medicare enrollment
Enrolled (PECOS I20150521000130); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2730 Ambassador Caffery Pkwy

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

  1. Amit Amin, M.D.Interventional Cardiology Physician1144458027
  2. Arion Arvie, FNPFamily Nurse Practitioner1053111328
  3. Marshall Coco, NPNurse Practitioner1013045624
  4. Eoin DonnellanClinical Cardiac Electrophysiology Physician1225437528
  5. Dennis Guidry, NPNurse Practitioner1194723627
  6. Kyle Lavergne, NPFamily Nurse Practitioner1982886511

Verify John-Mario Walter Altamirano 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 AP08184
    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

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63% fewer Medicare Part D claims than the average nurse practitioner in 2024

415 Medicare Part D claims for 106 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. John-Mario Altamirano415
  2. Specialty average1,109

Most prescribed

  1. Carvedilol30 claims
  2. Metoprolol Succinate29 claims
  3. Losartan Potassium26 claims
  4. Eliquis24 claims
  5. Furosemide24 claims
  6. Amlodipine Besylate22 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.

Industry payments in 2024: $412.96

17 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John-Mario Altamirano$412.96
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cardiovascular Institute OF The South, LLCLafayette, LA

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

81 nurse practitioner records list a practice address in Lafayette

They are 81 of the 5,181 NPPES records with a practice address in Lafayette, and 934 nurse practitioner records in Louisiana.

Other nurse practitioner records in Louisiana

  1. Tabitha Accardo, DNPIndependence, LA1528716164
  2. Alexandra Adair, APRNBaton Rouge, LA1710597216
  3. D'Lacie Adams, FNPBaton Rouge, LA1528551876
  4. Jackie Adams, NPHouma, LA1184664013
  5. Latoya Adams, APRNMarrero, LA1548067085
  6. Megan Adams, FNPCovington, LA1467018606
  7. Sharon Adley, NPShreveport, LA1770581274
  8. Aminat Ajala, NPBaton Rouge, LA1316413180
  9. Carolyn Albin-Davenport, FNP-CHammond, LA1578606299
  10. Christopher Alexander, FNP-BCBaton Rouge, LA1013149954

Common questions

What is John-Mario Walter Altamirano, FNP's NPI number?

John-Mario Walter Altamirano, FNP's National Provider Identifier (NPI) is 1659764041, issued on Mar 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is John-Mario Walter Altamirano, FNP located?

The NPPES record lists a practice address at 2730 Ambassador Caffery Pkwy, Lafayette, LA, 70506. Phone: (337) 988-1585. Providers update this record themselves, so call before visiting.

How can I verify John-Mario Walter Altamirano, FNP's license?

NPPES lists Louisiana license number AP08184, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does John-Mario Walter Altamirano, FNP prescribe under Medicare Part D?

In 2024, John-Mario Walter Altamirano, FNP had 415 Medicare Part D claims for 106 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

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.