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DR. GARY C STEVEN M.D.
NPI 1972530699
Allergy & Immunology - Allergy in Greenfield, WI

Active since June 27, 2006PECOS EnrolledAccepts Medicare Assignment
8585 W FOREST HOME AVE, SUITE 200, GREENFIELD, WI 53228(414) 529-8500(414) 529-8511 Get Directions Write a Review

NPPES record last updated: July 9, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 9, 2020, Sep 27, 2019 (2 updates tracked since 2019).

About Dr. Gary C Steven M.d. NPPES

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

DR. GARY C STEVEN M.D. (NPI 1972530699) is an individual allergy provider in Greenfield, Wisconsin, licensed in Wisconsin (33574020) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (1991).

NPPES Registry Identity

NPI1972530699
Entity TypeIndividualMale
Primary Taxonomy207KA0200X
Provider Legal NameDR. GARY C STEVENCredential: M.D.
Location Address8585 W FOREST HOME AVE, SUITE 200Greenfield, WI 53228-3417
Mailing Address8585 W Forest Home Ave, Suite 200Greenfield, WI 53228-3417 · (414) 529-8500 · Fax (414) 529-8511
Phone(414) 529-8500
Fax(414) 529-8511
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1991
Enumeration DateJune 27, 2006
Last NPPES UpdateJuly 9, 20202 updates tracked since enumeration
NPPES CertifiedJuly 9, 2020
✔ NPI 1972530699 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & Immunology · AllergyAllopathic & Osteopathic Physicians
Taxonomy Code207KA0200X
License✔ Licensed in WI · 33574020
Definition
A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee
Also ListedSpecialistTaxonomy 174400000X · License 33574020 (WI)
8585 W FOREST HOME AVE, Greenfield, WI 53228
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Network Health 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

Dr. Gary C Steven M.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 ID2961558697
PECOS Enrollment IDI20090922000679
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 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.
1,036 services49 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.
597 services47 patients
Test for allergy using skin patch 95044
A skin patch test helps identify allergens causing skin reactions. Small patches with potential allergens are applied to your skin, usually on the back. After 48 hours, they are removed to check for reactions. It's a safe and effective way to diagnose allergies.
329 services15 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.
128 services86 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.
58 services54 patients
Test to measure the level of nitric oxide gas 95012
A test to measure the level of nitric oxide gas helps assess inflammation in the lungs, often linked with asthma. You'll breathe into a device, and it'll provide a reading of nitric oxide levels. This helps monitor and manage respiratory conditions.
57 services34 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
2 suppliers26 claims65 services$18.09 avg. paid by Medicare
Injection, immune globulin (hizentra), 100 mg J1559
Treatment-Injections and Infusions (nononcologic) · category RI008N
2 suppliers36 claims12,040 services$9.52 avg. paid by Medicare
Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg immuneglobulin J1575
Treatment-Injections and Infusions (nononcologic) · category RI008N
2 suppliers13 claims3,250 services$12.26 avg. paid by Medicare
Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552
DME-Other DME · category DE000N
3 suppliers26 claims98 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.

Other Providers at the Same Location NPPES 3

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

ALLERGY, ASTHMA & SINUS CENTER, S.C.
Specialist
8585 W FOREST HOME AVE, SUITE 200
GREENFIELD, WI 53228
Milwaukee County (414) 529-8500
MILWAUKEE ASC LLC
Clinic/Center (Ambulatory Surgical)
8585 W FOREST HOME AVE
GREENFIELD, WI 53228
Milwaukee County (414) 427-5138
MS. ELIZABETH ANN KOLL N.P.
Nurse Practitioner
8585 W FOREST HOME AVE
GREENFIELD, WI 53228
Milwaukee County (414) 529-8500

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 Gary Steven's NPI number?

The NPI number for Gary Steven is 1972530699. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Where is Gary Steven located?

Gary Steven practices at 8585 W Forest Home Ave Suite 200, Greenfield, WI 53228. The listed phone number is (414) 529-8500.

What is Gary Steven's specialty?

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

Is Gary Steven enrolled in Medicare?

Yes. Gary Steven 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 Gary Steven accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Network Health, Quartz and UnitedHealthcare list Gary Steven 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 Gary Steven was last updated on July 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.