DR. CRISTOFORO LARZO (M.D.) – Retina Specialist (Ophthalmology) Physician, NPI 1205803285
Retina Specialist (Ophthalmology) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
429 OPHTHALMOLOGY in TN
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Provider Addresses for DR. CRISTOFORO LARZO (M.D.)
2412, North John B Dennis Highway, Preston Forest, Kingsport, Sullivan County, Tennessee, 37660, United States
KINGSPORT, TN 376604772
Phone: (423) 578-4364
Fax: (423) 578-4372
Type: Location
9050 EXECUTIVE PARK DR STE 202A
KNOXVILLE, TN 379234670
Phone: (423) 756-1512
Fax: (865) 934-3884
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 22 Open Payments records for all available years, with a total value of $571.
Total Amount is formed as General ($571) + Research ($0) + Ownership ($0) = $571.
Last reported payment date: 2024-10-28 • Largest payer in this snapshot: Genentech USA, Inc. ($178).
Total Amount
$571
General + Research + Ownership
Payments
22
Total payment records
General Amount
$571
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-28
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2011-07-20
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20110627000464 | I | Ophthalmology | VA | TBD |
| I20110720000414 | I | Ophthalmology | 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 |
|---|---|---|---|---|
| J2777 | Injection, faricimab-svoa, 0.1 mg | 19,020 | 55 | $0 |
| J2778 | Injection, ranibizumab, 0.1 mg | 2,088 | 106 | $0 |
| 92134 | Imaging of retina | 1,898 | 624 | $0 |
| J0178 | Injection, aflibercept, 1 mg | 1,366 | 149 | $0 |
| 67028 | Injection of drug into eye | 1,322 | 303 | $0 |
Insurance plans in this area (ZIP 37660)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | TN | |
| O P H T H A L M O L O G Y | TN | |
| O P H T H A L M O L O G Y | SC | |
| O P H T H A L M O L O G Y | NC | |
| O P H T H A L M O L O G Y | NC | |
| O P H T H A L M O L O G Y | TN | |
| - | TN | |
| O P H T H A L M O L O G Y | TN | |
| O P H T H A L M O L O G Y | TN | |
| O P H T H A L M O L O G Y | TN |
Reviews
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