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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

REX A NEWCOMB O.D.
NPI 1891771390
Optometrist in Buffalo, MO

Active since December 16, 2005PECOS Enrolled
112 W COMMERCIAL ST, BUFFALO, MO 65622(417) 345-2901(417) 345-2904 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Rex A Newcomb O.d. NPPES

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

REX A NEWCOMB O.D. (NPI 1891771390) is an individual optometrist in Buffalo, Missouri, licensed in Missouri (TO2572) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Missouri St Louis - School Of Optometry (1984).

NPPES Registry Identity

NPI1891771390
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameREX A NEWCOMBCredential: O.D.
Location Address112 W COMMERCIAL STBuffalo, MO 65622-7614
Mailing AddressPo Box 80Buffalo, MO 65622-0080 · (417) 345-2901 · Fax (417) 345-2904
Phone(417) 345-2901
Fax(417) 345-2904
Sole ProprietorNo
Medical School CMSUniversity Of Missouri St Louis - School Of OptometryGraduated 1984
Enumeration DateDecember 16, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1891771390 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 MO · TO2572
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.
112 W COMMERCIAL ST, Buffalo, MO 65622
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.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

Rex A Newcomb 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 ID5597873455
PECOS Enrollment IDI20101102001433
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 8

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.
254 services250 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.
68 services59 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
49 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).
38 services34 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.
26 services26 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.
24 services24 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 65622 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
$121.96 typical visit price
range $52.28 – $161.24
Typical copayment $30.49 (range $13.07 – $40.31)
Most-billed visit code 99204
Established Patient
$65.71 typical visit price
range $16.30 – $131.05
Typical copayment $16.42 (range $4.07 – $32.76)
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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Frames, purchases V2020
Other-Vision, Hearing, and Speech Services · category OC000N
1 supplier11 claims11 services$34.88 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

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

SHAWN M YARNELL O.D,
Optometrist
112 W COMMERCIAL ST
BUFFALO, MO 65622
Dallas County (417) 345-2901
KRAMER & NEWCOMB OD, PC
Optometrist
112 W COMMERCIAL ST
BUFFALO, MO 65622
Dallas County (417) 345-2901
DR. DAVID L KRAMER O.D.
Optometrist
112 W COMMERCIAL ST
BUFFALO, MO 65622
Dallas County (417) 345-2901
DR. SCOTT M BURKS O,D,
Optometrist
112 W COMMERCIAL ST
BUFFALO, MO 65622
Dallas County (417) 345-2901

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 Rex Newcomb's NPI number?

The NPI number for Rex Newcomb is 1891771390. It was assigned to this individual provider in the NPPES registry on December 16, 2005.

Where is Rex Newcomb located?

Rex Newcomb practices at 112 W Commercial St, Buffalo, MO 65622. The listed phone number is (417) 345-2901.

What is Rex Newcomb's specialty?

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

Is Rex Newcomb enrolled in Medicare?

Yes. Rex Newcomb 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 Rex Newcomb accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, Cox HealthPlans and Medica and 1 other insurer list Rex Newcomb 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 Rex Newcomb was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.