Maria Johana Zambrano, DO
Addiction Medicine (Preventive Medicine) Physician · Johnson City, TN
Maria Johana Zambrano, DO is an addiction medicine (preventive medicine) physician with a practice address in Johnson City, Tennessee, and NPI 1235690538, issued on Mar 28, 2019. Check the license (Tennessee 5873, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Maria Johana Zambrano
- Credential
- DO
- Primary taxonomy
- Addiction Medicine (Preventive Medicine) Physician 2083A0300X
- License number
- 5873 TN
Self-reported in NPPES; status is on the state search - Practice location
- 2 Professional Park Dr Ste 11, Johnson City, TN 37604
- Phone
- (423) 952-6474
- Enumerated
- Mar 28, 2019
- Record last updated
- Sep 23, 2024
- Medicare enrollment
- Enrolled (PECOS I20241031001088); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest addiction medicine (preventive medicine) physician records → All 19 in Tennessee → Look up another NPI →
Also registered at 2 Professional Park Dr Ste 11
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Savanna Blevins, FNPFamily Nurse Practitioner1689125296
- Kenneth Cutshall, MDSurgery Physician1700872959
- Luke Erdoes, M.D.Vascular Surgery Physician1558355511
- Melanie Laforce, APRNFamily Nurse Practitioner1952896342
- Elizabeth Lawson, MDSurgery Physician1528144748
- Thomas O'DonnellFamily Medicine Physician1396317707
Verify Maria Johana Zambrano in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 5873Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average addiction medicine (preventive medicine) physician in 2024
63 Medicare Part D claims for 16 beneficiaries, against an average of 420 among the 224 providers of this specialty who prescribed in Part D.
Most prescribed
- Escitalopram Oxalate11 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
- Medical Education Assistance CorporationJohnson City, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Johana Zambrano among 19 addiction medicine (preventive medicine) physician records in Tennessee
Maria Johana Zambrano, DO is one of 19 addiction medicine (preventive medicine) physician records with a practice address in Tennessee. 100% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 95% of them.
- NPI issued2019 · 95% of these records are older, 0% newer
- In a Medicare fileYes · 100% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2019 · median 1998 among the 14 with a school on file
- Record last updated2024 · 16% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083A0300X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Preventive Medicine) Physician providers in Tennessee
There are 19 addiction medicine (preventive medicine) physician records in Tennessee.
All 19 in Tennessee → Every provider in Johnson City → Addiction Medicine (Preventive Medicine) Physician nationwide →
The 8 addiction medicine (preventive medicine) physician records with the nearest ZIP codes
- Ankur Bhargava, MD, MPH, MSCBMIJohnson City, TN 376041982066700
- Kamran Hayel-Moghadam, M.D.Johnson City, TN 376041437344595
- Donald Hamby, M.D.Chattanooga, TN 374211770589137
- Joshua Hare, D.O.Chattanooga, TN 374211811121924
- Sanjivini Jacob, M. D.Chattanooga, TN 374211629234521
- Alison Buttram, FNPHixson, TN 373431205151156
- Beth Schnars, MDCleveland, TN 373121497797104
- Sara Connaughton, MDAthens, TN 373031124361647
Common questions
What is Maria Johana Zambrano, DO's NPI number?
Maria Johana Zambrano, DO's National Provider Identifier (NPI) is 1235690538, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Maria Johana Zambrano, DO located?
The NPPES record lists a practice address at 2 Professional Park Dr Ste 11, Johnson City, TN, 37604. Phone: (423) 952-6474. Providers update this record themselves, so call before visiting.
How can I verify Maria Johana Zambrano, DO's license?
NPPES lists Tennessee license number 5873, 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 Maria Johana Zambrano, DO prescribe under Medicare Part D?
In 2024, Maria Johana Zambrano, DO had 63 Medicare Part D claims for 16 beneficiaries; the average among addiction medicine (preventive medicine) physician prescribers was 420. 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.