NPPES file of Aug 9, 2026

Alyssa R. Espinera, MD

Critical Care Medicine (Internal Medicine) Physician · Chattanooga, TN

Alyssa R. Espinera, MD is a critical care medicine (internal medicine) physician with a practice address in Chattanooga, Tennessee, and NPI 1265824197, issued on Mar 2, 2015. Check the license (Tennessee 68327, as entered in NPPES) on the Tennessee Board of Medical Examiners; 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
1265824197
Name
Alyssa R. Espinera
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
68327 TN
320672 LA
Self-reported in NPPES; status is on the state search
Practice location
2525 Desales Ave, Chattanooga, TN 37404
Phone
(423) 495-2525
Enumerated
Mar 2, 2015
Record last updated
Jul 31, 2023
Fax
(423) 495-2625
Medicare enrollment
Enrolled (PECOS I20230818001911); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2013
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 2525 Desales Ave

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

  1. Stephen Adams, MDHospitalist Physician1598701674
  2. Danya Ahmed, MDCritical Care Medicine (Internal Medicine) Physician1568091965
  3. Mark AllenAnesthesiology Physician1689251217
  4. Raymond Alonge, CRNACertified Registered Nurse Anesthetist1366517609
  5. Nyein Aung, DPTPhysical Therapist1104759943
  6. Karen Babb, PHARM.D.Pharmacist1548394687

Verify Alyssa R. Espinera in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 68327
    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 Tennessee license search

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97% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

20 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D.

  1. Alyssa Espinera20
  2. Specialty average696

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. Memorial Health Partners Foundation, IncChattanooga, TN

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

Alyssa R. Espinera among 88 critical care medicine (internal medicine) physician records in Tennessee

Alyssa R. Espinera, MD is one of 88 critical care medicine (internal medicine) physician records with a practice address in Tennessee. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 69% of them.

  • NPI issued2015 · 69% of these records are older, 24% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2013 · median 2008 among the 68 with a school on file
  • Record last updated2023 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Tennessee

There are 88 critical care medicine (internal medicine) physician records in Tennessee.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Danya Ahmed, MDChattanooga, TN 374041568091965
  2. Jody Haddock, MDChattanooga, TN 374041588980999
  3. Anja Patton-Evans, MDChattanooga, TN 374041750364204
  4. Richard Pesce, MDChattanooga, TN 374041245215755
  5. Ann Steciw, MDChattanooga, TN 374041912962416
  6. Christine Carter, MDChattanooga, TN 374031144683848
  7. Elwyn Clark, DOChattanooga, TN 374031083875900
  8. Devon Gaines, MDChattanooga, TN 374031063973048

Common questions

What is Alyssa R. Espinera, MD's NPI number?

Alyssa R. Espinera, MD's National Provider Identifier (NPI) is 1265824197, issued on Mar 2, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Alyssa R. Espinera, MD located?

The NPPES record lists a practice address at 2525 Desales Ave, Chattanooga, TN, 37404. Phone: (423) 495-2525. Providers update this record themselves, so call before visiting.

How can I verify Alyssa R. Espinera, MD's license?

NPPES lists Tennessee license number 68327, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alyssa R. Espinera, MD prescribe under Medicare Part D?

In 2024, Alyssa R. Espinera, MD had 20 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.