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MRS. CALLIA ANASTACIA TWIGG O.D
NPI 1598441172
Optometrist in Severna Park, MD

Active since June 27, 2023PECOS EnrolledAccepts Medicare Assignment
489 RITCHIE HWY STE 200, SEVERNA PARK, MD 21146(410) 975-0090 Get Directions Write a Review

NPPES record last updated: November 4, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Callia Anastacia Twigg O.d NPPES

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

MRS. CALLIA ANASTACIA TWIGG O.D (NPI 1598441172) is an individual optometrist in Severna Park, Maryland, licensed in Maryland (TA2927) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1598441172
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameMRS. CALLIA ANASTACIA TWIGGCredential: O.D
Location Address489 RITCHIE HWY STE 200Severna Park, MD 21146-2955
Mailing Address489 Ritchie Hwy, Suite 200Severna Park, MD 21146 · (410) 975-0090 · Fax (410) 975-0089
Phone(410) 975-0090
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateJune 27, 2023
Last NPPES UpdateNovember 4, 2024
NPPES CertifiedJune 27, 2023
✔ NPI 1598441172 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 MD · TA2927
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.
489 RITCHIE HWY STE 200, Severna Park, MD 21146
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Other Names 1

Former Name (1)Ms. Callia Anastacia Tweedell O.d

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Wyoming.Insurance ›

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

Mrs. Callia Anastacia Twigg O.d 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 ID4789045766
PECOS Enrollment IDI20230807004011
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 14

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.

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.
589 services501 patients
Ultrasound scan of cornea to determine thickness 76514
An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.
563 services365 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
237 services222 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.
180 services167 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).
157 services143 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.
113 services103 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21146 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
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

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

DR. SARA FRANCOMACARO MD
Ophthalmology
489 RITCHIE HWY STE 200
SEVERNA PARK, MD 21146
Anne Arundel County (410) 975-0090

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 Callia Twigg's NPI number?

The NPI number for Callia Twigg is 1598441172. It was assigned to this individual provider in the NPPES registry on June 27, 2023. The provider is also known as Ms. Callia Anastacia Tweedell O.D.

Where is Callia Twigg located?

Callia Twigg practices at 489 Ritchie Hwy Ste 200, Severna Park, MD 21146. The listed phone number is (410) 975-0090.

What is Callia Twigg's specialty?

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

Is Callia Twigg enrolled in Medicare?

Yes. Callia Twigg 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.

What insurance does Callia Twigg accept?

Health plans from Blue Cross Blue Shield of Wyoming list Callia Twigg as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Callia Twigg was last updated on November 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.