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Active NPI 1609810431 Individual Practitioner Female Practitioner

Irene Margaret Vangsness , PA

Physician Assistant • Gaithersburg, MD

Professional Overview & Biography Verified Profile Summary

Irene Vangsness, PA is a registered healthcare professional specializing in Physician Assistant in Gaithersburg, MD. Practice services are available at 803 RUSSELL AVE under active NPI credentials.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, detection test by immunoassay with direct visual observation for streptococcus, group a (strep). Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

803 Russell Ave
Suite # 1 Smc

Gaithersburg, MD 208793584

Telephone 3018690700
Fax 3019479513
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Gaithersburg, MD

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 8.8 Yrs
State Avg: 11.8 Yrs
Regional Practice Density
15 Specialists

Practicing in Gaithersburg, MD (3255 Statewide)

Telehealth Adoption Rate
26.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
29.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
13 13 $222.15 $157.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
12 12 $145.67 $102.66

Medical Specialties & State Licenses

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License MD C0000827

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Maryland Cert #
C0000827 (MD)
Commercial Insurance / Payer ID Nccpa Cert#
1011307 (MD)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

9 Associated Practitioners
Dr. Heike Bailin , MD

Family Medicine

NPI 1003826801

Doctor of Medicine (M.D.)

Aynn Dempsey , PA-C

Physician Assistant

NPI 1033145057

Physician Assistant (Certified)

Dr. Mary Warfield , MD

Internal Medicine

NPI 1154518439

Doctor of Medicine (M.D.)

Dr. Helene Fisher , MD

General Practice

NPI 1205889375

Doctor of Medicine (M.D.)

Martha Heuer-Hatfield , RN, BS, MBA

Registered Nurse - Occupational Health

NPI 1497255442

Registered Nurse, Bachelor of Science, Master of Business Administration

Dr. Louise Moody , MD

Family Medicine

NPI 1497794697

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 803 RUSSELL AVE, SUITE # 1 SMC, GAITHERSBURG, MD 208793584 (Tel: 3018690700)

📍
Updated Business Mailing Address July 08, 2007

Registered at 15 TURNHAM CT, GAITHERSBURG, MD 208782619 (Tel: 3018381991)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as IRENE VANGSNESS, P.A.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Physician Assistant (License #C0000827 in MD)

🟢
Initial NPI Registration & Enumeration June 15, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1609810431
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 15, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

15 Turnham Ct

Gaithersburg, MD 208782619

Phone: 3018381991

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.