DR. WILLIAM F. LONG MD
NPI 1730175852
Allergy & Immunology - Allergy in Temple, TX

Q: What is William Long's NPI number?

The NPI number for William Long is 1730175852. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Q: What is William Long's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Q: When was this NPI record last updated?

The NPPES record for William Long was last updated on June 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 September 23, 2005PECOS EnrolledAccepts Medicare Assignment

2027 S. 61ST ST, #108, TEMPLE, TX 76502(254) 773-8916(254) 228-5574 Get Directions Write a Review

NPPES record last updated: June 26, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Dr. William F. Long Md NPPES

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

DR. WILLIAM F. LONG MD (NPI 1730175852) is an individual allergy provider in Temple, Texas, licensed in Texas (E6480) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (1976).

NPPES Registry Identity

NPI1730175852

Entity TypeIndividualMale

Primary Taxonomy207KA0200X

Provider Legal NameDR. WILLIAM F. LONGCredential: MD

Location Address2027 S. 61ST ST, #108Temple, TX 76502

Mailing Address11770 Jollyville RdAustin, TX 78759 · (512) 732-2774 · Fax (512) 331-5192

Phone(254) 773-8916

Fax(254) 228-5574

Sole ProprietorNo

Medical School CMSTexas Tech University Health Science Center School Of MedicineGraduated 1976

Enumeration DateSeptember 23, 2005

Last NPPES UpdateJune 26, 2015

✔ NPI 1730175852 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & Immunology · AllergyAllopathic & Osteopathic Physicians

Taxonomy Code207KA0200X

License✔ Licensed in TX · E6480

Definition

A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee

2027 S. 61ST ST, Temple, TX 76502

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Other Identifiers 3

Medicare UPINC18512

Medicaid114479201TX

Medicare ID-Type Unspecified83G560

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William F. Long Md 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 ID5496886368

PECOS Enrollment IDI20100622000466

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.

Medicare Billing Reassignment

Medicare enrollment records show William Long reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Harker Heights Allergy

18 mi

Allergy & Immunology

2025 MEMORY LN, STE 400A
Harker Heights, TX 76548

Reassigned Medicare billing, Texas enrollment
6 clinicians in this Medicare group

NPI 1730438631 (542) 793-3842

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

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.

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

2,495 services84 patients

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

1,252 services16 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

829 services106 patients

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.

55 services50 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.

45 services43 patients

Professional service for single injection of allergen 95115

A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.

38 services12 patients

Referred Medical Equipment & Supplies CMS DME claims 4

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

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

1 supplier12 claims48 services$18.40 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

2 suppliers11 claims66 services$1.59 avg. paid by Medicare

Injection, immune globulin (xembify), 100 mg J1558

Treatment-Injections and Infusions (nononcologic) · category RI008N

1 supplier12 claims2,880 services$10.72 avg. paid by Medicare

Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552

DME-Other DME · category DE000N

1 supplier12 claims48 services$2.37 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 William Long's NPI number?

The NPI number for William Long is 1730175852. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Where is William Long located?

William Long practices at 2027 S. 61st St #108, Temple, TX 76502. The listed phone number is (254) 773-8916.

What is William Long's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Is William Long enrolled in Medicare?

Yes. William Long 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.

Which organization bills Medicare for William Long's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Long reassigns Medicare benefits to Harker Heights Allergy (Harker Heights, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Long's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Long accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list William Long 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 William Long was last updated on June 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.