Active NPI 1275617300 Individual Practitioner Female Practitioner

Dr. Sara Davis Schalk , OD

Optometrist • Appleton, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Sara Schalk, OD is a certified Optometrist practicing in Appleton, WI. With approximately 24 years of clinical experience since graduating from Pacific University - College Of Optometry in 2002, Dr. Schalk delivers high-quality medical care to the local community at 21 PARK PL.

Dr. Schalk is affiliated with Valley Eye Associates and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient complete exam of visual system, established patient outpatient office visit, measurement of corneal curvature and depth of eye. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

21 Park Pl

Appleton, WI 549148872

Telephone 9207394361

Associated Practice Facility / Clinic

🏢 Valley Eye Associates Facility NPI 1699789032

Medicare Profile & Education

Medical School

Pacific University - College Of Optometry

Graduation Year

2002

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Appleton, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs -0.2 yrs vs City Avg

City Avg: 24.2 Yrs

State Avg: 21.0 Yrs

Regional Practice Density

44 Specialists

Practicing in Appleton, WI (1196 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Schalk (24 Years) 24 Yrs

Appleton Specialty Average (24.2 Years) 24.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	154	153	$246.00	$119.41
99213 Established patient office or other outpatient visit, typically 15 minutes	102	69	$173.00	$85.30
92136 Measurement of corneal curvature and depth of eye	33	11	$124.67	$24.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	27	21	$114.00	$53.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	25	$262.00	$120.44
92134 Imaging of retina	17	15	$136.00	$37.42
92133 Imaging of optic nerve	17	16	$136.00	$32.28
92083 Exam of visual field with extended testing	17	16	$169.00	$59.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	161	159	$246.00	$120.54
99213 Established patient office or other outpatient visit, typically 15 minutes	80	61	$173.00	$85.14
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	37	32	$114.00	$52.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	22	$262.00	$120.77
92134 Imaging of retina	17	17	$136.00	$37.86
92133 Imaging of optic nerve	17	17	$136.00	$33.29
92004 New patient complete exam of visual system	13	13	$297.00	$143.06
92083 Exam of visual field with extended testing	12	12	$169.00	$59.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	169	167	$246.00	$121.53
99213 Established patient office or other outpatient visit, typically 15 minutes	83	43	$173.00	$84.92
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	58	31	$114.00	$53.42
92133 Imaging of optic nerve	16	15	$136.00	$32.31
92134 Imaging of retina	14	13	$136.00	$38.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	12	$262.00	$121.83
92004 New patient complete exam of visual system	11	11	$297.00	$139.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	137	136	$246.00	$122.71
99213 Established patient office or other outpatient visit, typically 15 minutes	79	57	$173.00	$87.48
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	27	$114.00	$53.87
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$402.00	$160.15
92004 New patient complete exam of visual system	16	16	$297.00	$146.20
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$262.00	$124.32
92133 Imaging of optic nerve	13	13	$136.00	$34.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	146	146	$246.00	$122.23
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	71	48	$114.00	$43.47
99213 Established patient office or other outpatient visit, typically 15 minutes	38	31	$173.00	$71.93
92134 Imaging of retina	16	14	$136.00	$39.50
92004 New patient complete exam of visual system	13	13	$297.00	$146.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	154	154	$246.00	$121.57
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	79	50	$114.00	$43.05
99213 Established patient office or other outpatient visit, typically 15 minutes	33	32	$173.00	$70.95
92134 Imaging of retina	17	15	$136.00	$39.33
92004 New patient complete exam of visual system	17	17	$297.00	$146.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$263.00	$103.08
92133 Imaging of optic nerve	13	11	$136.00	$34.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	135	134	$246.00	$122.23
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	78	46	$114.00	$41.99
99213 Established patient office or other outpatient visit, typically 15 minutes	30	24	$173.00	$69.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	19	$262.00	$103.26
92134 Imaging of retina	19	17	$136.00	$39.95
92004 New patient complete exam of visual system	14	14	$297.00	$144.06

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	119	114	$246.00	$119.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	72	48	$114.00	$41.68
92004 New patient complete exam of visual system	26	26	$297.00	$143.90
99213 Established patient office or other outpatient visit, typically 15 minutes	18	17	$173.00	$69.97

Medical Specialties & State Licenses

Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License WI 2975

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.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID License

2974 (WI)

Hospital & Practice Group Affiliations

Valley Eye Associates

2500 E Capitol Dr, Appleton, WI 549118735

Phone: 9203581820

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

17 Associated Practitioners

Dr. Kimberly Landwehr , OD

Optometrist

NPI 1033129515

Doctor of Optometry

Dr. Douglas Salm , MD

Ophthalmology

NPI 1033373600

Doctor of Medicine (M.D.)

Dr. Katie Abata , OD

Optometrist

NPI 1043646623

Doctor of Optometry

Dr. Marvin Hall , MD

Ophthalmology

NPI 1285674655

Doctor of Medicine (M.D.)

Dr. Daniel Nowak , OD

Optometrist

NPI 1346250826

Doctor of Optometry

Dr. Alec Rohrer , OD

Optometrist

NPI 1386578995

Doctor of Optometry

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active March 26, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location March 26, 2013

Registered at 21 PARK PL, APPLETON, WI 549148872 (Tel: 9207394361)

📍

Updated Business Mailing Address March 26, 2013

Registered at 21 PARK PL, APPLETON, WI 549148872 (Tel: 9207394361)

👤

Provider Name / Credentials Updated March 26, 2013

Recorded as SARA SCHALK, OD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 26, 2013

Optometrist (License #2975 in WI)

🟢

Initial NPI Registration & Enumeration October 25, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1275617300

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: October 25, 2006

Last Update: March 26, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

21 Park Pl

Appleton, WI 549148872

Phone: 9207394361

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.