NPPES file of Aug 9, 2026

Jennifer Joy Lacoss, M.D.

Hospice and Palliative Medicine (Internal Medicine) Physician · San Antonio, TX

Jennifer Joy Lacoss, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in San Antonio, Texas, and NPI 1851657704, issued on Apr 4, 2012. Check the license (Texas Q8278, as entered in NPPES) on the Texas Medical Board; 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
1851657704
Name
Jennifer Joy Lacoss
Credential
M.D.
Primary taxonomy
Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
License number
Q8278 TX
Self-reported in NPPES; status is on the state search
Practice location
4502 Medical Dr, San Antonio, TX 78229
Phone
(210) 358-4000
Enumerated
Apr 4, 2012
Record last updated
Feb 5, 2025
Fax
(210) 949-3060
Medicaid ID
358925101 TX
Medicare enrollment
Enrolled (PECOS I20160706002456); 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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8 nearest hospice and palliative medicine (internal medicine) physician records → All 169 in Texas → Look up another NPI →

Also registered at 4502 Medical Dr

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

  1. Aaron Abarbanell, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1245497809
  2. Ayham AbdelAnesthesiology Physician1467147496
  3. Ali Abedi, M.D.Pulmonary Disease Physician1346566312
  4. Jordan Abel, M.D.Infectious Disease Physician1417273301
  5. Aesha Aboueisha, MDHospitalist Physician1225527815
  6. Seena Abraham, MDFamily Medicine Physician1306338561

Verify Jennifer Joy Lacoss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license Q8278    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
Open the Texas license search

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60% fewer Medicare Part D claims than the average hospice and palliative medicine (internal medicine) physician in 2024

300 Medicare Part D claims for 91 beneficiaries, against an average of 741 among the 1,607 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 144 claims were for opioids.

  1. Jennifer Lacoss300
  2. Specialty average741

Most prescribed

  1. Hydrocodone-Acetaminophen36 claims
  2. Oxycodone Hcl27 claims
  3. Gabapentin25 claims
  4. Morphine Sulfate Er23 claims
  5. Naloxone Hcl21 claims
  6. Fentanyl20 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.

Bills Medicare through one group practice

  1. University OF Texas Health Science Center AT San AntonioSan Antonio, TX

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

Jennifer Joy Lacoss among 169 hospice and palliative medicine (internal medicine) physician records in Texas

Jennifer Joy Lacoss, M.D. is one of 169 hospice and palliative medicine (internal medicine) physician records with a practice address in Texas. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 47% of them.

  • NPI issued2012 · 47% of these records are older, 49% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2011 · median 2012 among the 136 with a school on file
  • Record last updated2025 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospice and Palliative Medicine (Internal Medicine) Physician providers in Texas

There are 169 hospice and palliative medicine (internal medicine) physician records in Texas.

All 169 in Texas → Every provider in San Antonio → Hospice and Palliative Medicine (Internal Medicine) Physician nationwide →

The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes

  1. Jennifer Barker, DOSan Antonio, TX 782291134300114
  2. Victoria Cooremans, MDSan Antonio, TX 782291952922510
  3. J Gwilliam, MDSan Antonio, TX 782291760987622
  4. Jannell Lising, MDSan Antonio, TX 782291487281606
  5. Edward Lu, MDSan Antonio, TX 782291366063406
  6. Anirudh Madabhushi, DOSan Antonio, TX 782291538857883
  7. Nicolina Martinez, MDSan Antonio, TX 782291215299813
  8. Jared Poland, MDSan Antonio, TX 782291467019067

Common questions

What is Jennifer Joy Lacoss, M.D.'s NPI number?

Jennifer Joy Lacoss, M.D.'s National Provider Identifier (NPI) is 1851657704, issued on Apr 4, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Joy Lacoss, M.D. located?

The NPPES record lists a practice address at 4502 Medical Dr, San Antonio, TX, 78229. Phone: (210) 358-4000. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Joy Lacoss, M.D.'s license?

NPPES lists Texas license number Q8278, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jennifer Joy Lacoss, M.D. prescribe under Medicare Part D?

In 2024, Jennifer Joy Lacoss, M.D. had 300 Medicare Part D claims for 91 beneficiaries; the average among hospice and palliative medicine (internal medicine) physician prescribers was 741. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.