DAVID HONGRONG GUAN (M.D.) – Pulmonary Disease Physician, NPI 1891772208
Pulmonary Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
503 PULMONARY DISEASE in GA
Provider Addresses for DAVID HONGRONG GUAN (M.D.)
3327 Chamblee Dunwoody Rd
Atlanta, GA 303412816
Phone: (423) 208-9030
Fax: (800) 875-1815
Type: Location
1702 W Madison Ave
Athens, TN 373034033
Phone: (423) 208-9030
Fax: (800) 875-1815
Type: Location
246 Pleasant St.
Memorial Building, West, Ground Floor
Concord, NH 033012548
Phone: (603) 224-9661
Fax: (603) 227-7528
Type: Location
1332 Market St
Dayton, TN 373211266
Phone: (423) 208-9030
Fax: (800) 875-1815
Type: Location
1814, McCallie Avenue, Highland Park, Orchard Knob, Chattanooga, Hamilton County, East Tennessee, Tennessee, 37404, United States
CHATTANOOGA, TN 374043025
Phone: (423) 208-9030
Fax: (800) 875-1615
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2025-02-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20040423000638 | I | Pulmonary Disease | TN | TBD |
| I20230712002487 | I | Critical Care (Intensivists) | WI | TBD |
| I20250212003372 | I | Internal Medicine | MI | 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 | 145 | 104 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 113 | 54 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 38 | 26 | $0 |
| 99291 | Critical care, first 30-74 minutes | 36 | 22 | $0 |
| 31645 | Aspiration of initial secretion of lung airway using an endoscope | 30 | 25 | $0 |
Insurance plans in this area (ZIP 30341)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PULMONARY DISEASE | TN | 95811 | Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube | 43 | 41 |
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