Doctor profile · Federal record
Dr. Nathaniel Sears
Ophthalmology Physician (CMS: Ophthalmology) · Glaucoma Specialist (Ophthalmology) Physician · Portsmouth, NH
- NPI 1306103577
- Accepts Medicare
- 14 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
155 Borthwick Ave Ste 200E
Portsmouth, NH 038014184
(603) 436-1773
fax (603) 427-0655 - Additional location
-
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-4674
Credentials & registration
- NPI registered
- April 2012 — 14 yrs on file
- Profile last updated
- October 17, 2024
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- New Hampshire #24997 · Iowa #MD-44380
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306103577. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,249
Distinct HCPCS
10
Medicare allowed
$175,805
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 816 | 458 | $91 | |
92083 |
Exam of visual field with extended testing | 566 | 409 | $25 | |
92133 |
Imaging of optic nerve | 411 | 347 | $20 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 203 | 175 | $62 | |
92020 |
Exam of the internal drainage system of eye | 47 | 46 | $19 | |
92134 |
Imaging of retina | 46 | 39 | $23 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 41 | 29 | $444 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $124 | |
76513 |
Ultrasound scan of eye using water bath method | 20 | 16 | $32 | |
66170 |
Creation of eye fluid drainage tract for treatment of glaucoma | 19 | 18 | $1,002 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 193. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$105
Transactions
5
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 3 | $66.29 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $20.52 | |
| Alcon Vision LLC | 1 | $18.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,447
Patients
746
Total drug cost
$135,842
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 680 | 192 | $9,390 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 440 | 134 | $9,956 |
| Brimonidine Tartrate | Generic | 418 | 115 | $10,016 |
| Timolol Maleate | Generic | 322 | 110 | $3,033 |
| Prednisolone Acetate | Generic | 126 | 77 | $7,159 |
| Dorzolamide Hcl | Generic | 93 | 28 | $2,533 |
| Lumigan (Bimatoprost) | Brand | 69 | 19 | $24,449 |
| Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) | Brand | 55 | 14 | $10,363 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 53 | 17 | $15,172 |
| Travoprost | Generic | 39 | 0 | $5,097 |
Frequently asked questions
What is Dr. Nathaniel Sears's medical specialty?
Dr. Nathaniel Sears practices Ophthalmology Physician in Portsmouth, NH.
Where does Dr. Nathaniel Sears practice?
Dr. Nathaniel Sears practices at 155 Borthwick Ave Ste 200E, Portsmouth, NH 038014184. Office phone: 6034361773.
What is Dr. Nathaniel Sears's NPI?
Dr. Nathaniel Sears's National Provider Identifier (NPI) is 1306103577, issued by NPPES.
Does Dr. Nathaniel Sears accept Medicare assignment?
Yes. Dr. Nathaniel Sears accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Sears commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Exam of visual field with extended testing (HCPCS 92083); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.