HEATHER SUNG (M.D.) – Hospice and Palliative Medicine (Internal Medicine) Physician, NPI 1568486041
Hospice and Palliative Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,448 INTERNAL MEDICINE in CT
Provider Addresses for HEATHER SUNG (M.D.)
24 Stevens St
Norwalk, CT 068503852
Phone: (203) 852-3072
Type: Location
63, Fire Hill Road, Redding, Fairfield County, Connecticut, 06877, United States
REDDING, CT 068961005
Phone: (203) 770-9277
Fax: (203) 838-7447
Type: Mailing
128, East Avenue, East Norwalk, Norwalk, Fairfield County, Connecticut, 06851, United States
NORWALK, CT 06851
Phone: (203) 451-7212
Fax: (203) 838-7447
Type: Location
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: 2018-10-19
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 |
|---|---|---|---|---|
| I20181019000853 | I | Internal Medicine | CT | 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 |
|---|---|---|---|---|
| 99497 | Advance care planning, first 30 minutes | 100 | 59 | $0 |
| 99350 | Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 96 | 39 | $0 |
| 99498 | Advance care planning, each additional 30 minutes | 87 | 43 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 63 | 25 | $0 |
| G0318 | Prolonged home or residence evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif | 63 | 21 | $0 |
Insurance plans in this area (ZIP 06850)
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