Active NPI 1255770897 Individual Practitioner Female Practitioner

Erin M. Fallon , PA

Physician Assistant • Darien, CT

Professional Overview & Biography Verified Profile Summary

Erin Fallon, PA is a registered healthcare professional specializing in Physician Assistant in Darien, CT. Practice services are available at 104 HEIGHTS RD # R103 under active NPI credentials.

Frequently performed procedures and clinical services include telephone medical discussion with physician, emergency department visit with moderate level of medical decision making, emergency department visit for life threatening or functioning severity. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

104 Heights Rd # R103

Darien, CT 068204119

Telephone 8886636331

Fax 4152527176

Associated Practice Facility / Clinic

🏢 Ohio State University - Cap Facility NPI 1689632515

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Darien, CT

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 17.3 Yrs

State Avg: 11.2 Yrs

Regional Practice Density

8 Specialists

Practicing in Darien, CT (2065 Statewide)

Telehealth Adoption Rate

25.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

48.0% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99441 Telephone medical discussion with physician, 5-10 minutes	25	21	$89.00	$45.37
99442 Telephone medical discussion with physician, 11-20 minutes	20	15	$139.00	$73.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	30	30	$985.00	$109.43
99285 Emergency department visit for life threatening or functioning severity	20	20	$1317.00	$159.04
99283 Emergency department visit with low level of medical decision making	11	11	$572.00	$65.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	59	59	$985.00	$112.31
99285 Emergency department visit for life threatening or functioning severity	32	31	$1317.00	$162.84
99283 Emergency department visit with low level of medical decision making	28	28	$572.00	$66.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	46	46	$985.00	$112.13
99285 Emergency department visit for life threatening or functioning severity	45	45	$1317.00	$163.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	36	$210.00	$121.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$355.00	$159.98
99283 Emergency department visit with low level of medical decision making	20	20	$572.00	$66.06
99441 Telephone medical discussion with physician, 5-10 minutes	11	11	$89.00	$46.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	38	$210.00	$103.71
99202 New patient office or other outpatient visit, typically 20 minutes	36	36	$167.00	$73.18
99213 Established patient office or other outpatient visit, typically 15 minutes	16	16	$128.00	$71.93
81002 Urinalysis, manual test	16	16	$28.00	$3.46
99284 Emergency department visit with moderate level of medical decision making	12	12	$938.00	$109.72
99285 Emergency department visit for life threatening or functioning severity	11	11	$1254.00	$159.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	55	$207.54	$101.38
99202 New patient office or other outpatient visit, typically 20 minutes	33	33	$167.00	$72.04
99213 Established patient office or other outpatient visit, typically 15 minutes	16	16	$128.00	$69.86
81002 Urinalysis, manual test	14	14	$28.00	$3.41
99284 Emergency department visit with moderate level of medical decision making	14	14	$911.00	$105.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$245.00	$101.66
71046 X-ray of chest, 2 views	13	13	$90.00	$30.59
90471 Administration of 1 vaccine	11	11	$30.00	$15.96
99283 Emergency department visit with low level of medical decision making	11	11	$529.00	$55.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99283 Emergency department visit with low level of medical decision making	54	52	$247.00	$53.29
99284 Emergency department visit with moderate level of medical decision making	17	16	$411.00	$101.23

Medical Specialties & State Licenses

CMS Verified: 2026-02-06

Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License CT 007281

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

State License MA PA4706

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

State License PA MA059522

Definition to come...

Secondary Practice Locations

169 Madison Ave Ste 15370

New York, NY 100165101

Phone: 8444847362

680 Centre St

Brockton, MA 023023308

Phone: 5089417400

1200 S Cedar Crest Blvd

Allentown, PA 181036202

Phone: 4848623232

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Margaret Grifa , MD

Family Medicine

NPI 1003020041

Doctor of Medicine (M.D.)

Makeda Gant

Nurse Practitioner - Family

NPI 1003201039

Shuk Fong Tang , APRN

Nurse Practitioner - Family

NPI 1003221102

Advanced Practice Registered Nurse

Dr. Chelsea Thomsen , MD, MSPH

Internal Medicine

NPI 1003227927

Doctor of Medicine (M.D.), MSPH

Reshma Patel , PA

Physician Assistant

NPI 1003239765

Physician Assistant

Sarah Haney

Family Medicine

NPI 1003285420

Career & Practice History Timeline

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

12 Historical Events

📍

Updated Practice Location February 06, 2026

Registered at 104 HEIGHTS RD # R103, DARIEN, CT 068204119 (Tel: 8886636331)

📍

Updated Business Mailing Address February 06, 2026

Registered at 1 EMBARCADERO CTR STE 1900, SAN FRANCISCO, CA 941113723 (Tel: 8886636331)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 06, 2026

Physician Assistant (License #007281 in CT)

📍

Updated Practice Location July 01, 2025

Registered at 169 MADISON AVE STE 15370, NEW YORK, NY 100165101 (Tel: 8444847362)

📍

Updated Practice Location August 30, 2024

Registered at 1200 S CEDAR CREST BLVD, ALLENTOWN, PA 181036202 (Tel: 4848623232)

📍

Updated Business Mailing Address August 30, 2024

Registered at 2100 MACK BLVD, ALLENTOWN, PA 181035622 (Tel: 4848844500)

✅

NPI Profile Active June 17, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location June 17, 2013

Registered at 680 CENTRE ST, BROCKTON, MA 023023308 (Tel: 5089417400)

📍

Updated Business Mailing Address June 17, 2013

Registered at 680 CENTRE ST, BROCKTON, MA 023023308 (Tel: 5089417885)

👤

Provider Name / Credentials Updated June 17, 2013

Recorded as ERIN FALLON, P.A.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 17, 2013

Physician Assistant (License #PA4706 in MA)

🟢

Initial NPI Registration & Enumeration June 17, 2013

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1255770897

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 17, 2013

Last Update: February 06, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1 Embarcadero Ctr Ste 1900

San Francisco, CA 941113723

Phone: 8886636331

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.