HUAIZHEN CHEN (M.D.) – Pulmonary Disease Physician, NPI 1750670972
Pulmonary Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
Provider Addresses for HUAIZHEN CHEN (M.D.)
3600 W PARMER LN STE 106
AUSTIN, TX 787274111
Phone: (512) 977-0123
Fax: (512) 977-0126
Type: Mailing
5323 Harry Hines Blvd
Dallas, TX 753907201
Phone: (214) 648-7941
Fax: (214) 648-9531
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $129.
Total Amount is formed as General ($129) + Research ($0) + Ownership ($0) = $129.
Last reported payment date: 2024-04-08 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($60).
Total Amount
$129
General + Research + Ownership
Payments
7
Total payment records
General Amount
$129
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $60 |
| Abbott Laboratories | $39 |
| Inspire Medical Systems, Inc. | $30 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2014-07-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20140722000140 | I | Internal Medicine | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 333 | 252 | $0 |
| 94375 | Test to measure rate of airflow | 243 | 213 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 220 | 200 | $0 |
| 94726 | Test to determine lung volumes using sensors | 202 | 182 | $0 |
| 99291 | Critical care, first 30-74 minutes | 191 | 71 | $0 |
Insurance plans in this area (ZIP 78727)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists) | TX | |
| - | NV | |
| - | TX | |
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Internal Medicine | TX | |
| - | TX | |
| A N E S T H E S I O L O G Y | TX | |
| Pulmonary Disease, Critical Care (Intensivists) | TX | |
| Critical Care (Intensivists), Pulmonary Disease | TX |
Reviews
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