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DR. MICHAEL HAUK MD
NPI 1801389580
Internal Medicine - Allergy & Immunology in Arlington, VA

Active since June 07, 2018PECOS EnrolledAccepts Medicare Assignment
3801 FAIRFAX DR STE 31, ARLINGTON, VA 22203(571) 229-5081 Get Directions Write a Review

NPPES record last updated: July 24, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 24, 2023, Nov 9, 2021 (2 updates tracked since 2021).

About Dr. Michael Hauk Md NPPES

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

DR. MICHAEL HAUK MD (NPI 1801389580) is an individual allergy & immunology provider in Arlington, Virginia, licensed in Virginia (0101277806) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1801389580
Entity TypeIndividualMale
Primary Taxonomy207RA0201X
Provider Legal NameDR. MICHAEL HAUKCredential: MD
Location Address3801 FAIRFAX DR STE 31Arlington, VA 22203-1762
Mailing Address3801 Fairfax Dr Ste 31Arlington, VA 22203-1762 · (571) 229-5081
Phone(571) 229-5081
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateJune 7, 2018
Last NPPES UpdateJuly 24, 20232 updates tracked since enumeration
NPPES CertifiedJuly 24, 2023
✔ NPI 1801389580 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RA0201X
Licenses✔ Licensed in VA · 0101277806✔ Licensed in MI · 4351048005
Definition
An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.
Also ListedInternal MedicineTaxonomy 207R00000X · License MT216060 (PA)
3801 FAIRFAX DR STE 31, Arlington, VA 22203
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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. Michael Hauk 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 ID9133475882
PECOS Enrollment IDI20231114002030
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 Michael Hauk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Asthma & Allergy Center LLC
16 mi
Allergy & Immunology
14995 SHADY GROVE RD STE 100
Rockville, MD 20850
  • Reassigned Medicare billing, District of Columbia enrollment
  • 25 clinicians in this Medicare group
NPI 1912089335 (410) 772-8000

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 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.

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.
1,250 services17 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.
348 services29 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.
117 services11 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.
52 services38 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.
32 services30 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
29 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22203 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

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 Michael Hauk's NPI number?

The NPI number for Michael Hauk is 1801389580. It was assigned to this individual provider in the NPPES registry on June 7, 2018.

Where is Michael Hauk located?

Michael Hauk practices at 3801 Fairfax Dr Ste 31, Arlington, VA 22203. The listed phone number is (571) 229-5081.

What is Michael Hauk's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Is Michael Hauk enrolled in Medicare?

Yes. Michael Hauk 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 Michael Hauk's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Hauk reassigns Medicare benefits to Asthma & Allergy Center LLC (Rockville, MD). 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 Michael Hauk's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Michael Hauk was last updated on July 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.