Active NPI 1972598258 Individual Practitioner Male Practitioner

Dr. William B Hass , OD

Optometrist • Chesaning, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Hass, OD is a certified Optometrist practicing in Chesaning, MI. With approximately 50 years of clinical experience since graduating from Illinois College Of Optometry At Chicago in 1976, Dr. Hass delivers high-quality medical care to the local community at 1180 W BROAD ST.

Dr. Hass is affiliated with Robert And William Hass Optometrists Professional Corp and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient complete exam of visual system, photography of the retina, imaging of retina. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1180 W Broad St

Chesaning, MI 486161006

Telephone 9898453835

Fax 9898453982

Associated Practice Facility / Clinic

🏢 Robert & William Hass Optometrists Professional Corp Facility NPI 1275640740

Medicare Profile & Education

Medical School

Illinois College Of Optometry At Chicago

Graduation Year

1976

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Chesaning, MI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

50 Yrs +13.0 yrs vs City Avg

City Avg: 37.0 Yrs

State Avg: 21.1 Yrs

Regional Practice Density

4 Specialists

Practicing in Chesaning, MI (2032 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

36.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hass (50 Years) 50 Yrs

Chesaning Specialty Average (37.0 Years) 37.0 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	96	96	$148.00	$117.03
92250 Photography of the retina	24	24	$123.00	$34.48
92134 Imaging of retina	22	22	$75.00	$37.17
99213 Established patient office or other outpatient visit, typically 15 minutes	19	18	$90.00	$86.11
92133 Imaging of optic nerve	17	17	$75.00	$32.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$132.00	$121.84
92083 Exam of visual field with extended testing	12	12	$128.00	$58.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	92	92	$148.00	$118.82
92250 Photography of the retina	33	33	$123.00	$34.85
99213 Established patient office or other outpatient visit, typically 15 minutes	24	19	$90.00	$86.11
92134 Imaging of retina	14	14	$75.00	$37.49
92004 New patient complete exam of visual system	14	14	$178.00	$140.84
92083 Exam of visual field with extended testing	13	12	$128.00	$58.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	76	76	$148.00	$120.25
92250 Photography of the retina	31	31	$123.00	$34.82
99213 Established patient office or other outpatient visit, typically 15 minutes	28	20	$90.00	$87.23
92134 Imaging of retina	17	15	$75.00	$37.77
92083 Exam of visual field with extended testing	16	16	$128.00	$59.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$132.00	$123.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	95	93	$148.00	$120.67
92250 Photography of the retina	45	45	$123.00	$36.39
99213 Established patient office or other outpatient visit, typically 15 minutes	20	16	$89.60	$88.16
92134 Imaging of retina	13	12	$75.00	$39.04
92133 Imaging of optic nerve	12	12	$75.00	$34.18
92083 Exam of visual field with extended testing	12	12	$128.00	$60.07
92004 New patient complete exam of visual system	12	12	$178.00	$144.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	102	102	$148.00	$121.72
92250 Photography of the retina	50	49	$123.00	$42.54
92083 Exam of visual field with extended testing	21	20	$128.00	$60.28
92134 Imaging of retina	16	16	$75.00	$38.37
92012 Established patient problem focused exam of visual system	16	16	$102.00	$84.98
92004 New patient complete exam of visual system	12	12	$178.00	$145.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	126	121	$148.00	$120.72
92250 Photography of the retina	54	53	$123.00	$46.80
92083 Exam of visual field with extended testing	37	33	$128.00	$59.24
92134 Imaging of retina	31	26	$75.00	$37.32
66984 Removal of cataract with insertion of lens	26	14	$139.00	$100.69
92004 New patient complete exam of visual system	23	23	$178.00	$145.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$117.45	$105.18
92012 Established patient problem focused exam of visual system	17	17	$102.00	$84.44
92133 Imaging of optic nerve	16	16	$75.00	$33.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	137	137	$148.00	$116.71
92250 Photography of the retina	35	35	$123.00	$48.54
92133 Imaging of optic nerve	32	31	$75.00	$33.81
92083 Exam of visual field with extended testing	32	29	$128.00	$59.06
92134 Imaging of retina	26	22	$75.00	$37.39
92012 Established patient problem focused exam of visual system	22	21	$102.00	$81.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	17	$116.64	$100.67
92004 New patient complete exam of visual system	15	15	$178.00	$138.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	159	157	$148.00	$110.09
92083 Exam of visual field with extended testing	45	40	$128.00	$54.74
92250 Photography of the retina	38	38	$123.00	$57.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	37	34	$115.00	$96.55
92133 Imaging of optic nerve	29	29	$75.00	$32.29
92134 Imaging of retina	28	27	$75.00	$35.83
92004 New patient complete exam of visual system	23	23	$178.00	$127.60
66984 Removal of cataract with insertion of lens	22	12	$139.00	$97.20
92012 Established patient problem focused exam of visual system	14	11	$102.00	$76.14

Medical Specialties & State Licenses

Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License MI 4901002552

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 Medicare Id

0G36400

Hospital & Practice Group Affiliations

Robert And William Hass Optometrists Professional Corp

120 N Hickory St, Owosso, MI 488673016

Phone: 9897255330

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active May 30, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location May 30, 2008

Registered at 1180 W BROAD ST, CHESANING, MI 486161006 (Tel: 9898453835)

📍

Updated Business Mailing Address May 30, 2008

Registered at PO BOX 68, CHESANING, MI 486160068 (Tel: 9898453835)

👤

Provider Name / Credentials Updated May 30, 2008

Recorded as WILLIAM HASS, OD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 30, 2008

Optometrist (License #4901002552 in MI)

🟢

Initial NPI Registration & Enumeration September 13, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. William Hass. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1972598258

Entity Type:

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

Enumeration Date: September 13, 2005

Last Update: May 30, 2008

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 68

Chesaning, MI 486160068

Phone: 9898453835

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.