WILLIAM ALEXANDER CALDER MD
NPI 1275605412
Family Medicine in Arapahoe, WY

Q: What is William Calder's NPI number?

The NPI number for William Calder is 1275605412. It was assigned to this individual provider in the NPPES registry on November 14, 2006.

Q: What is William Calder's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for William Calder was last updated on November 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.

Active since November 14, 2006PECOS Enrolled

14 GREAT PLAINS RD, ARAPAHOE, WY 82510(307) 856-9281 Get Directions Write a Review

NPPES record last updated: November 17, 2011. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About William Alexander Calder Md NPPES

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

WILLIAM ALEXANDER CALDER MD (NPI 1275605412) is an individual family medicine provider in Arapahoe, Wyoming, licensed in Wyoming (4066A) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275605412

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameWILLIAM ALEXANDER CALDERCredential: MD

Location Address14 GREAT PLAINS RDArapahoe, WY 82510

Mailing AddressPo Box 1310Riverton, WY 82501-0158 · (307) 856-9281

Phone(307) 856-9281

Sole ProprietorNo

Enumeration DateNovember 14, 2006

Last NPPES UpdateNovember 17, 2011

✔ NPI 1275605412 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in WY · 4066A

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

14 GREAT PLAINS RD, Arapahoe, WY 82510

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Alexander Calder Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 82510 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

$87.12 typical visit price

range $56.42 – $170.72

Typical copayment $21.78 (range $14.10 – $42.68)

Most-billed visit code 99203

Established Patient

$99.46 typical visit price

range $18.19 – $139.32

Typical copayment $24.86 (range $4.54 – $34.83)

Most-billed visit code 99214

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 20

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

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