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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

BRADLEY S GUNDLACH MD
NPI 1881343234
Ophthalmology in Philadelphia, PA

Active since March 22, 2022PECOS Enrolled
840 WALNUT ST STE 1020, PHILADELPHIA, PA 19107(800) 331-6634 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Bradley S Gundlach Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRADLEY S GUNDLACH MD (NPI 1881343234) is an individual ophthalmology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD494071) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2022).

NPPES Registry Identity

NPI1881343234
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameBRADLEY S GUNDLACHCredential: MD
Location Address840 WALNUT ST STE 1020Philadelphia, PA 19107-5180
Mailing Address840 Walnut St Ste 1020Philadelphia, PA 19107-5180 · (800) 331-6634
Phone(800) 331-6634
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2022
Enumeration DateMarch 22, 2022
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
✔ NPI 1881343234 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in PA · MD494071
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
840 WALNUT ST STE 1020, Philadelphia, PA 19107
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Bradley S Gundlach Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9436509288
PECOS Enrollment IDI20260519003118
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19107 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CINDY SIYANG ZHAO
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
DURGA BORKAR M.D.
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
ERIK MARK MASSENZIO BA
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
WEILIN SONG
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
LUIS ALEJANDRO ACABA-BERROCAL
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
JORDAN DEANER MD
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
SAMANTHA SARAH MASSENZIO
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634
DR. RAZIYEH MAHMOUDZADEH MD
Ophthalmology
840 WALNUT ST STE 1020
PHILADELPHIA, PA 19107
Philadelphia County (800) 331-6634

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Bradley Gundlach's NPI number?

The NPI number for Bradley Gundlach is 1881343234. It was assigned to this individual provider in the NPPES registry on March 22, 2022.

Where is Bradley Gundlach located?

Bradley Gundlach practices at 840 Walnut St Ste 1020, Philadelphia, PA 19107. The listed phone number is (800) 331-6634.

What is Bradley Gundlach's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Bradley Gundlach enrolled in Medicare?

Yes. Bradley Gundlach is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Bradley Gundlach was last updated on June 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.