DR. ANDREW WILLIAMS MD
NPI 1669826681
Ophthalmology - Glaucoma Specialist in Pittsburgh, PA

Q: What is Andrew Williams's NPI number?

The NPI number for Andrew Williams is 1669826681. It was assigned to this individual provider in the NPPES registry on April 15, 2016.

Q: What is Andrew Williams's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Q: When was this NPI record last updated?

The NPPES record for Andrew Williams was last updated on August 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.

Active since April 15, 2016PECOS EnrolledAccepts Medicare Assignment

203 LOTHROP ST FL 8, PITTSBURGH, PA 15213(412) 647-2200(412) 547-5119 Get Directions Write a Review

NPPES record last updated: August 11, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 11, 2021, Dec 31, 2020, Jun 7, 2020 and 1 more (4 updates tracked since 2019).

On this page

About Dr. Andrew Williams Md NPPES

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

DR. ANDREW WILLIAMS MD (NPI 1669826681) is an individual glaucoma specialist in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD472916) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Upmc Mercy, and is a graduate of Michigan State University College Of Human Medicine (2016).

NPPES Registry Identity

NPI1669826681

Entity TypeIndividualMale

Primary Taxonomy207WX0009X

Provider Legal NameDR. ANDREW WILLIAMSCredential: MD

Location Address203 LOTHROP ST FL 8Pittsburgh, PA 15213-2548

Mailing Address203 Lothrop St Fl 8Pittsburgh, PA 15213-2548 · (412) 647-2152 · Fax (412) 647-5119

Phone(412) 647-2200

Fax(412) 547-5119

Sole ProprietorNo

Medical School CMSMichigan State University College Of Human MedicineGraduated 2016

Enumeration DateApril 15, 2016

Last NPPES UpdateAugust 11, 20214 updates tracked since enumeration

NPPES CertifiedAugust 11, 2021

✔ NPI 1669826681 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Glaucoma SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0009X

License✔ Licensed in PA · MD472916

Definition

An ophthalmologist who specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions.

Also ListedOphthalmologyTaxonomy 207W00000X · License 2020-00372 (NC)

203 LOTHROP ST FL 8, Pittsburgh, PA 15213

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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 and accepts Medicare assignment

Dr. Andrew Williams Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456772698

PECOS Enrollment IDI20210809002768

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.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

237 services205 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

194 services171 patients

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

188 services167 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

165 services117 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

147 services129 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

59 services58 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Upmc Mercy

Acute Care Hospitals · Pittsburgh, PA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390028

Location1400 Locust StreetPittsburgh, PA 15219 · Allegheny County

Emergency services

Upmc St Margaret

Acute Care Hospitals · Pittsburgh, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390102

Location815 Freeport RoadPittsburgh, PA 15215 · Allegheny County

Emergency services

Upmc Presbyterian Shadyside

Acute Care Hospitals · Pittsburgh, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390164

Location200 Lothrop StreetPittsburgh, PA 15213 · Allegheny County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15213 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

$126.34 typical visit price

range $54.64 – $166.87

Typical copayment $31.58 (range $13.66 – $41.71)

Most-billed visit code 99204

Established Patient

$68.36 typical visit price

range $17.33 – $135.84

Typical copayment $17.09 (range $4.33 – $33.96)

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 6

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

DR. ELIZABETH CONNER MBCHB

Ophthalmology (Pediatric Ophthalmology and Strabismus Specialist)

203 LOTHROP ST FL 8
PITTSBURGH, PA 15213

Allegheny County (330) 518-1157

COLIN PRENSKY

Ophthalmology (Retina Specialist)

203 LOTHROP ST FL 8, EEINS, 6TH, 7TH AND 8TH FLOORS
PITTSBURGH, PA 15213

Allegheny County (412) 647-2200

JOSEPH MARTEL

Ophthalmology

203 LOTHROP ST FL 8
PITTSBURGH, PA 15213

Allegheny County (412) 647-2200

DR. LILLIAN KHOWONG TO MD

Ophthalmology (Glaucoma Specialist)

203 LOTHROP ST FL 8
PITTSBURGH, PA 15213

Allegheny County (412) 647-2200

CAN KOCASARAC MD

Ophthalmology (Neuro-ophthalmology)

203 LOTHROP ST FL 8
PITTSBURGH, PA 15213

Allegheny County (312) 996-7774

SABRINA MUKHTAR MD

Ophthalmology (Cornea and External Diseases Specialist)

203 LOTHROP ST FL 8
PITTSBURGH, PA 15213

Allegheny County (412) 647-2200

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 Andrew Williams's NPI number?

The NPI number for Andrew Williams is 1669826681. It was assigned to this individual provider in the NPPES registry on April 15, 2016.

Where is Andrew Williams located?

Andrew Williams practices at 203 Lothrop St Fl 8, Pittsburgh, PA 15213. The listed phone number is (412) 647-2200.

What is Andrew Williams's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Is Andrew Williams enrolled in Medicare?

Yes. Andrew Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Andrew Williams affiliated with any hospitals?

According to CMS data, Andrew Williams is affiliated with Upmc Mercy, Upmc St Margaret and Upmc Presbyterian Shadyside.

When was this NPI record last updated?

The NPPES record for Andrew Williams was last updated on August 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.