Melissa Summerfield
NPI 1609096478 · Ophthalmology Physician · Mason City, IA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Summerfield is a Ophthalmology Physician provider in Mason City, IA (NPI 1609096478).
Provider details
- NPI number
- 1609096478
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 0101247778 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,421 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,267 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 600 | $87 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 563 | $33 |
| Imaging of Optic Nerve92133 | 441 | $35 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 399 | $443 |
| Exam of Visual Field With Extended Testing92083 | 348 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 972 | 205 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 408 | 103 |
| Prednisolone Acetate | 212 | 136 |
| Timolol Maleate | 185 | 66 |
| Brimonidine Tartrate | 177 | 56 |
| Moxifloxacin Hclbrand: Moxifloxacin | 104 | 70 |
| Dorzolamide Hcl | 89 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$233 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2021-11-29
- Certified
- 2021-11-29
Frequently asked questions
- What is Melissa Summerfield's NPI number?
- Melissa Summerfield's National Provider Identifier (NPI) is 1609096478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Summerfield's specialty?
- Melissa Summerfield is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Summerfield located?
- Melissa Summerfield's practice location on file with NPPES is 3121 4th St Sw, Mason City, IA 50401-1581.
- What is Melissa Summerfield's phone number?
- The practice phone number listed in the NPPES registry for Melissa Summerfield is (757) 423-8861.
- Does Melissa Summerfield accept Medicare?
- Melissa Summerfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Summerfield's NPI active?
- Yes — Melissa Summerfield's NPI (1609096478) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.