Doctor profile · Federal record
Dr. John Lonsdale, M.D.
Ophthalmology Physician · Lewiston, ME
- NPI 1669583662
- MIPS 100.0 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
181 Russell St
Lewiston, ME 042405436
(207) 784-1814
fax (207) 783-3159
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Maine #011989
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669583662. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,085
Distinct HCPCS
10
Medicare allowed
$182,740
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 599 | 482 | $80 | |
92134 |
Imaging of retina | 307 | 269 | $36 | |
92014 |
Established patient complete exam of visual system | 224 | 219 | $112 | |
92250 |
Photography of the retina | 197 | 175 | $33 | |
92133 |
Imaging of optic nerve | 196 | 148 | $32 | |
92136 |
Measurement of corneal curvature and depth of eye | 112 | 71 | $35 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 110 | 66 | $432 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 96 | 69 | $50 | |
66821 |
Removal of recurring cataract in lens capsule using a laser | 56 | 41 | $272 | |
92012 |
Established patient problem focused exam of visual system | 49 | 46 | $79 |
In context: peer comparison
Among 1 peers in Lewiston Ophthalmology Physician, average services per provider: 122. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$388
Transactions
23
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 17 | $268.34 | |
| Bausch & Lomb Americas INC. | 3 | $63.07 | |
| Alcon Vision LLC | 2 | $38.17 | |
| Sun Pharmaceutical Industries INC. | 1 | $18.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,594
Patients
1,625
Total drug cost
$970,296
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lumigan (Bimatoprost) | Brand | 457 | 145 | $314,976 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 452 | 275 | $14,901 |
| Ketorolac Tromethamine | Generic | 441 | 271 | $10,221 |
| Prednisolone Acetate | Generic | 438 | 272 | $13,554 |
| Latanoprost | Generic | 400 | 144 | $15,435 |
| Timolol Maleate | Generic | 259 | 87 | $7,696 |
| Restasis (Cyclosporine) | Brand | 224 | 120 | $361,956 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 183 | 52 | $114,480 |
| Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) | Brand | 154 | 104 | $10,332 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 140 | 33 | $4,497 |
Frequently asked questions
What is Dr. John Lonsdale's medical specialty?
Dr. John Lonsdale practices Ophthalmology Physician in Lewiston, ME.
Where does Dr. John Lonsdale practice?
Dr. John Lonsdale practices at 181 Russell St, Lewiston, ME 042405436. Office phone: 2077841814.
What is Dr. John Lonsdale's NPI?
Dr. John Lonsdale's National Provider Identifier (NPI) is 1669583662, issued by NPPES.
What procedures does Dr. John Lonsdale commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.