Mary Elizabeth Bartz, M.D.
Family Medicine Physician · Austin, TX
Mary Elizabeth Bartz, M.D. is a family medicine physician with a practice address in Austin, Texas, and NPI 1659321123, issued on May 12, 2006. Check the license (Texas H9781, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mary Elizabeth Bartz
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- H9781 TX
Self-reported in NPPES; status is on the state search - Practice location
- 900 E 30TH St, Austin, TX 78705
- Phone
- (512) 476-6555
- Enumerated
- May 12, 2006
- Record last updated
- Nov 10, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (512) 476-5611
- Medicaid ID
- 044431701 TX
- Medicare enrollment
- Enrolled (PECOS I20100720000613); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 900 E 30TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cynthia Brinson, M.D.Family Medicine Physician1093766396
- Valerie CastroRegistered Dietitian1891109955
- Norma Cowart, P.A.Physician Assistant1922231679
- Naomi Daughtridge, R.D., L.D.Registered Dietitian1881686160
- Erin Haraway, MDUndersea and Hyperbaric Medicine (Preventive Medicine) Physician1376501528
Verify Mary Elizabeth Bartz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H9781Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average family medicine physician in 2024
1,517 Medicare Part D claims for 165 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 32 claims were for opioids.
Most prescribed
- Atorvastatin Calcium123 claims
- Losartan Potassium75 claims
- Alprazolam58 claims
- Lisinopril50 claims
- Levothyroxine Sodium49 claims
- Escitalopram Oxalate45 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: $889.71
42 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Red River Family Practice LLPAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Elizabeth Bartz among 11,119 family medicine physician records in Texas
Mary Elizabeth Bartz, M.D. is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1990 · median 2004 among the 7,095 with a school on file
- Record last updated2009 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
544 family medicine physician records list a practice address in Austin
They are 544 of the 26,585 NPPES records with a practice address in Austin, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Austin → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Cynthia Brinson, M.D.Austin, TX 787051093766396
- Tuyet Fannin, DOAustin, TX 787051235126194
- James Hahn, MDAustin, TX 787051457330292
- Michael Killian, M.D.Austin, TX 787051851342026
- James Lambeth, M.D.Austin, TX 787051205888419
- Charles Lindsey, MDAustin, TX 787051306820949
- Manuel Martin, M.D.Austin, TX 787051710981402
- Roberto Pena, MDAustin, TX 787051366451759
Common questions
What is Mary Elizabeth Bartz, M.D.'s NPI number?
Mary Elizabeth Bartz, M.D.'s National Provider Identifier (NPI) is 1659321123, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Elizabeth Bartz, M.D. located?
The NPPES record lists a practice address at 900 E 30TH St, Austin, TX, 78705. Phone: (512) 476-6555. Providers update this record themselves, so call before visiting.
How can I verify Mary Elizabeth Bartz, M.D.'s license?
NPPES lists Texas license number H9781, 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 Mary Elizabeth Bartz, M.D. prescribe under Medicare Part D?
In 2024, Mary Elizabeth Bartz, M.D. had 1,517 Medicare Part D claims for 165 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.