Gretchen Brewer, OD
NPI 1235226671 · Optometrist · Philadelphia, PA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Brewer, OD is a Optometrist provider in Philadelphia, PA (NPI 1235226671).
Provider details
- NPI number
- 1235226671
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- OEG000944 (PA)
Specialties & taxonomies
Eye and Vision Services Providers
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
302 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) |
|---|---|---|
| Photography of the Retina92250 | 120 | $38 |
| Established Patient Complete Exam of Visual System92014 | 85 | $128 |
| New Patient Complete Exam of Visual System92004 | 53 | $152 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $93 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 13 | $58 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,654 across 31 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
- 2006-10-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gretchen Brewer's NPI number?
- Gretchen Brewer's National Provider Identifier (NPI) is 1235226671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Brewer's specialty?
- Gretchen Brewer is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Gretchen Brewer located?
- Gretchen Brewer's practice location on file with NPPES is 2329 Cottman Ave, Philadelphia, PA 19149.
- What is Gretchen Brewer's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Brewer is (215) 332-7228.
- Does Gretchen Brewer accept Medicare?
- Gretchen Brewer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Brewer's NPI active?
- Yes — Gretchen Brewer's NPI (1235226671) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.