Kathryn Dao, MD
NPI 1588631436 · Rheumatology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Dao, MD is a Rheumatology Physician provider in Dallas, TX (NPI 1588631436).
Provider details
- NPI number
- 1588631436
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L5297 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
145 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 86 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 59 | $88 |
Typical Medicare-allowed amounts for these services range $88–$125 (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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 142 | 68 |
| Hydroxychloroquine Sulfate | 135 | 62 |
| Methotrexate Sodiumbrand: Methotrexate | 98 | 50 |
| Gabapentin | 72 | 39 |
| Adalimumabbrand: Humira(cf) Pen | 47 | 11 |
| Leflunomide | 33 | 15 |
| Tofacitinib Citratebrand: Xeljanz Xr |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,793 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-28
- Last updated
- 2019-11-14
Frequently asked questions
- What is Kathryn Dao's NPI number?
- Kathryn Dao's National Provider Identifier (NPI) is 1588631436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Dao's specialty?
- Kathryn Dao is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Dao located?
- Kathryn Dao's practice location on file with NPPES is 9900 N Central Expy Ste 550, Dallas, TX 75231-0924.
- What is Kathryn Dao's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Dao is (214) 648-5295.
- Does Kathryn Dao accept Medicare?
- Kathryn Dao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Dao's NPI active?
- Yes — Kathryn Dao's NPI (1588631436) is active in the NPPES registry as of the last update on 2019-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.