DAVID DAYYA (D.O., M.P.H.) – Undersea and Hyperbaric Medicine (Preventive Medicine) Physician, NPI 1548341837
Undersea and Hyperbaric Medicine (Preventive Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,710 FAMILY PRACTICE in NY
Provider Addresses for DAVID DAYYA (D.O., M.P.H.)
PO BOX 655
GUILFORD, CT 064370655
Phone: (203) 972-7766
Fax: (203) 594-7282
Type: Mailing
701 N Broadway
Sleepy Hollow, NY 105911020
Phone: (914) 366-3690
Type: Location
New Canaan, Fairfield County, Connecticut, 06840, United States
NEW CANAAN, CT 068405728
Phone: (203) 972-7766
Fax: (203) 594-7282
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $17.
Total Amount is formed as General ($17) + Research ($0) + Ownership ($0) = $17.
Last reported payment date: 2023-08-09 • Largest payer in this snapshot: Salix Pharmaceuticals, a division of Bausch Health US, LLC ($17).
Total Amount
$17
General + Research + Ownership
Payments
1
Total payment records
General Amount
$17
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $17 |
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: 2010-10-19
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040607000667 | I | Family Practice | NY | TBD |
| I20101019000969 | 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 |
|---|---|---|---|---|
| 99183 | Management of oxygen chamber therapy | 110 | 18 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 97 | 44 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 70 | 40 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 58 | 29 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 43 | 28 | $0 |
Insurance plans in this area (ZIP 06437)
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