Heather Wainstein, MD
NPI 1386930881 · Internal Medicine Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Wainstein, MD is a Internal Medicine Physician provider in Dallas, TX (NPI 1386930881).
Provider details
- NPI number
- 1386930881
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- P9765 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
122 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 73 | $95 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $64 |
Typical Medicare-allowed amounts for these services range $64–$95 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tirzepatidebrand: Mounjaro | 53 | 17 |
| Atorvastatin Calcium | 43 | 24 |
| Semaglutidebrand: Ozempic | 33 | 17 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 23 | — |
| Pantoprazole Sodium | 22 | — |
| Metformin Hcl | 22 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-22
- Last updated
- 2014-07-15
Frequently asked questions
- What is Heather Wainstein's NPI number?
- Heather Wainstein's National Provider Identifier (NPI) is 1386930881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Wainstein's specialty?
- Heather Wainstein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Heather Wainstein located?
- Heather Wainstein's practice location on file with NPPES is 5323 Harry Hines Blvd, Dallas, TX 75390-7201.
- What is Heather Wainstein's phone number?
- The practice phone number listed in the NPPES registry for Heather Wainstein is (214) 645-7804.
- Does Heather Wainstein accept Medicare?
- Heather Wainstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Wainstein's NPI active?
- Yes — Heather Wainstein's NPI (1386930881) is active in the NPPES registry as of the last update on 2014-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.