TIMOTHY PAUL ZAJONC (MD) – Otolaryngology Physician, NPI 1336117779
Otolaryngology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
288 OTOLARYNGOLOGY in TN
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Provider Addresses for TIMOTHY PAUL ZAJONC (MD)
2340, Knob Creek Road, Charbray, Greenfield Heights, Johnson City, Washington County, East Tennessee, Tennessee, 37604, United States
SUITE 704
JOHNSON CITY, TN 37604
Phone: (423) 929-9101
Fax: (423) 434-2032
Type: Mailing
704, Knob Creek Road, West Hills, Johnson City, Washington County, Tennessee, 37604, United States
JOHNSON CITY, TN 376042977
Phone: (423) 929-9101
Fax: (423) 434-2032
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $572.
Total Amount is formed as General ($572) + Research ($0) + Ownership ($0) = $572.
Last reported payment date: 2024-10-29 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($177).
Total Amount
$572
General + Research + Ownership
Payments
19
Total payment records
General Amount
$572
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $177 |
| Inspire Medical Systems, Inc. | $155 |
| Acclarent, Inc | $111 |
| GlaxoSmithKline, LLC. | $65 |
| GENZYME CORPORATION | $43 |
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: 2011-04-05
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 |
|---|---|---|---|---|
| I20110405000541 | I | Otolaryngology | TN | 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 |
|---|---|---|---|---|
| 95165 | Professional service for preparation and provision of 1 or more antigens | 780 | 15 | $0 |
| 95117 | Professional service for multiple injections of allergen | 384 | 15 | $0 |
| 92567 | Test to assess middle ear function | 168 | 145 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 163 | 139 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 147 | 122 | $0 |
Insurance plans in this area (ZIP 37604)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OTOLARYNGOLOGY | TN | 92567 | Eardrum testing using ear probe | 129 | 121 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TN | |
| Physician Assistant | TN | |
| Qualified Audiologist | VA | |
| - | TN | |
| Qualified Audiologist | TN | |
| Physician Assistant | TN | |
| O T O L A R Y N G O L O G Y | WI | |
| Otolaryngology, Allergy/Immunology | TN | |
| Physician Assistant | TN | |
| O T O L A R Y N G O L O G Y | IA |
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