DR. PATRICK WILLIAM MASON MD
NPI 1144335308
Pediatrics - Pediatric Endocrinology in Fairfax, VA

Q: What is Patrick Mason's NPI number?

The NPI number for Patrick Mason is 1144335308. It was assigned to this individual provider in the NPPES registry on August 20, 2006.

Q: What is Patrick Mason's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.

Q: When was this NPI record last updated?

The NPPES record for Patrick Mason was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 August 20, 2006PECOS Enrolled

3020 HAMAKER CT, SUITE 502, FAIRFAX, VA 22031(703) 849-8440(703) 849-0032 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Patrick William Mason Md NPPES

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

DR. PATRICK WILLIAM MASON MD (NPI 1144335308) is an individual pediatric endocrinology provider in Fairfax, Virginia, licensed in Virginia (0101230973) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144335308

Entity TypeIndividualMale

Primary Taxonomy2080P0205X

Provider Legal NameDR. PATRICK WILLIAM MASONCredential: MD

Location Address3020 HAMAKER CT, SUITE 502Fairfax, VA 22031-2238

Mailing Address3020 Hamaker Ct, Suite 502Fairfax, VA 22031-2238 · (703) 849-8440 · Fax (703) 849-0032

Phone(703) 849-8440

Fax(703) 849-0032

Sole ProprietorNo

Enumeration DateAugust 20, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1144335308 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric EndocrinologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0205X

License✔ Licensed in VA · 0101230973

Definition

A pediatrician who provides expert care to infants, children and adolescents who have diseases that result from an abnormality in the endocrine glands (glands which secrete hormones). These diseases include diabetes mellitus, growth failure, unusual size for age, early or late pubertal development, birth defects, the genital region and disorders of the thyroid, the adrenal and pituitary glands.

3020 HAMAKER CT, Fairfax, VA 22031

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Other Identifiers 2

Medicaid6720412VA

Medicare UPINH01626VA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Patrick William Mason 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 22031 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

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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.

LISSETH CARMEN THOMAS PHD

Psychologist (Clinical)

3020 HAMAKER CT
FAIRFAX, VA 22031

Fairfax County (703) 204-0085

KATHLEEN BRELSFORD FRENCH, M.D., P.C.

Neurological Surgery

3020 HAMAKER CT, SUITE B104
FAIRFAX, VA 22031

Fairfax County (703) 641-4877

JULIANA Y. PARK MD PC

Ophthalmology

3020 HAMAKER CT, SUITE B-103
FAIRFAX, VA 22031

Fairfax County (703) 573-9688

KRISTEN ANN MANCUSO RN

Registered Nurse (Neonatal Intensive Care)

3020 HAMAKER CT, SUITE 400
FAIRFAX, VA 22031

Fairfax County (703) 876-0080

JOHN J BASILE MD PC

Urology

3020 HAMAKER CT, SUITE B 111
FAIRFAX, VA 22031

Fairfax County (703) 876-0288

JANET ELIZABETH BLACK M.ED., BCBA

Behavior Analyst

3020 HAMAKER CT, SUITE 200
FAIRFAX, VA 22031

Fairfax County (703) 573-2432

SUZANNE ROGACZ MD

Internal Medicine (Endocrinology, Diabetes & Metabolism)

3020 HAMAKER CT, SUITE 502
FAIRFAX, VA 22031

Fairfax County (703) 849-8440

DR. JAMES R BAUGH M.D.

Pediatrics

3020 HAMAKER CT, SUITE 200
FAIRFAX, VA 22031

Fairfax County (703) 573-2432

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 Patrick Mason's NPI number?

The NPI number for Patrick Mason is 1144335308. It was assigned to this individual provider in the NPPES registry on August 20, 2006.

Where is Patrick Mason located?

Patrick Mason practices at 3020 Hamaker Ct Suite 502, Fairfax, VA 22031. The listed phone number is (703) 849-8440.

What is Patrick Mason's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.

Is Patrick Mason enrolled in Medicare?

Yes. Patrick Mason is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Patrick Mason was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.