DR. SIAN E LIEM OD
NPI 1275522948
Optometrist in Scarborough, ME

Active since October 17, 2005PECOS EnrolledAccepts Medicare Assignment
7 PORTLAND FARMS RD, SCARBOROUGH, ME 04074(207) 883-2809(207) 885-5607 Get Directions Write a Review

NPPES record last updated: January 6, 2012. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Sian E Liem Od NPPES

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

DR. SIAN E LIEM OD (NPI 1275522948) is an individual optometrist in Scarborough, Maine, licensed in Maine (OPT811) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (1996).

NPPES Registry Identity

NPI1275522948
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. SIAN E LIEMCredential: OD
Location Address7 PORTLAND FARMS RDScarborough, ME 04074-5301
Mailing AddressPo Box 7487Portland, ME 04112-7487 · (207) 885-8686 · Fax (207) 883-7154
Fax(207) 885-5607
Sole ProprietorNo
Medical School CMSUniversity Of California - School Of OptometryGraduated 1996
Enumeration DateOctober 17, 2005
Last NPPES UpdateJanuary 6, 2012
NPI 1275522948 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License Licensed in ME · OPT811
Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

7 PORTLAND FARMS RD, Scarborough, ME 04074

Other Identifiers 3

Medicaid237970099ME
Medicare ID-Type UnspecifiedMM7173
Medicare UPINO70596

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. Sian E Liem Od 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 ID9133164692
PECOS Enrollment IDI20050624000361
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 9

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.

Removal of cataract with insertion of prosthetic lens 66984
This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.
1,972 services18 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.
294 services294 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.
58 services45 patients
New patient complete exam of visual system 92004
A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.
41 services41 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.
34 services34 patients
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).
33 services33 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04074 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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
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.

Optometrist
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074
Social Worker (Clinical)
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074
Social Worker (Clinical)
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074
Nurse Practitioner
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074
Counselor (Mental Health)
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074
Dentist
7 PORTLAND FARMS RD
SCARBOROUGH, ME 04074

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 Sian Liem's NPI number?

The NPI number for Sian Liem is 1275522948. It was assigned to this individual provider in the NPPES registry on October 17, 2005.

Where is Sian Liem located?

Sian Liem practices at 7 Portland Farms Rd, Scarborough, ME 04074. The listed phone number is (207) 883-2809.

What is Sian Liem's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Sian Liem enrolled in Medicare?

Yes. Sian Liem 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.

When was this NPI record last updated?

The NPPES record for Sian Liem was last updated on January 6, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.