Active NPI 1750818019 Individual Practitioner Male Practitioner

Dr. John Casey Heffernan , DO

Internal Medicine • Walla Walla, WA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. John Heffernan, DO is a certified Internal Medicine practicing in Walla Walla, WA. With approximately 9 years of clinical experience since completing medical education in 2017, Dr. Heffernan delivers high-quality medical care to the local community at 380 CHASE AVE.

Dr. Heffernan is affiliated with Providence Health And Services - Washington and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include injection, denosumab, 1 mg, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

380 Chase Ave

Walla Walla, WA 993622924

Telephone 5098975836

Fax 5098975743

Associated Practice Facility / Clinic

🏢 Providence Health & Services - Washington Facility NPI 1053562876

Medicare Profile & Education

Medical School

Other

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Walla Walla, WA

Experienced Practitioner (5-10 Yrs)

Practitioner Clinical Experience

9 Yrs -11.3 yrs vs City Avg

City Avg: 20.3 Yrs

State Avg: 23.4 Yrs

Regional Practice Density

38 Specialists

Practicing in Walla Walla, WA (3169 Statewide)

Telehealth Adoption Rate

10.5% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

61.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Heffernan (9 Years) 9 Yrs

Walla Walla Specialty Average (20.3 Years) 20.3 Yrs

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
J0897 Injection, denosumab, 1 mg	840	12	$32.00	$25.47
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	517	330	$46.00	$17.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	351	230	$391.01	$132.92
99213 Established patient office or other outpatient visit, typically 15 minutes	327	205	$276.00	$95.06
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	141	141	$395.00	$138.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	97	97	$508.00	$172.94
G0008 Administration of influenza virus vaccine	41	41	$38.00	$32.37
90653 Vaccine for influenza for injection into muscle	38	38	$93.00	$81.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$343.00	$116.10
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	31	14	$72.00	$24.84
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	28	14	$44.00	$15.15
90480 Admn sarscov2 vacc 1 dose	27	27	$64.00	$43.16
91320 Sarscv2 vac 30mcg trs-suc im	27	27	$278.00	$150.08
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	22	$546.00	$182.27
99495 Transitional care management services for problem of at least moderate complexity	21	19	$624.00	$209.29
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	20	20	$20.00	$6.73
99421 Online digital evaluation and management service for an established patient for up to 7 days, total time 5-10 minutes	18	16	$46.00	$15.68
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	17	16	$159.00	$56.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	75	41	$165.00	$97.45
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	31	$240.00	$140.87
99442 Telephone medical discussion with physician, 11-20 minutes	18	15	$165.00	$100.00
36415 Insertion of needle into vein for collection of blood sample	17	14	$5.00	$4.61
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	16	16	$580.00	$181.03
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$60.00	$16.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	112	84	$5.00	$2.96
99213 Established patient office or other outpatient visit, typically 15 minutes	109	79	$165.00	$89.88
99231 Follow-up hospital inpatient care per day, typically 15 minutes	34	16	$85.00	$40.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	25	$240.00	$115.14
93000 Routine ekg using at least 12 leads including interpretation and report	28	26	$60.00	$15.66
99442 Telephone medical discussion with physician, 11-20 minutes	26	16	$165.00	$97.39
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	18	18	$395.00	$118.49
99239 Hospital discharge day management, more than 30 minutes	14	12	$240.00	$98.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	162	112	$165.00	$92.61
99231 Follow-up hospital inpatient care per day, typically 15 minutes	118	41	$85.00	$40.21
36415 Insertion of needle into vein for collection of blood sample	72	62	$5.00	$2.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	49	$240.00	$134.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	54	26	$160.00	$78.07
99239 Hospital discharge day management, more than 30 minutes	50	37	$240.00	$115.74
99221 Initial hospital inpatient care per day, typically 30 minutes	35	29	$217.29	$109.60
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	29	29	$395.00	$128.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	20	$300.00	$147.74
G0008 Administration of influenza virus vaccine	21	21	$70.00	$18.60
93000 Routine ekg using at least 12 leads including interpretation and report	20	19	$60.00	$16.93
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$230.91	$126.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	12	11	$5.00	$3.00

Medical Specialties & State Licenses

CMS Verified: 2024-09-05

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA OP61434635

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Providence Health And Services - Washington

380 Chase Ave, Walla Walla, WA 993622924

Phone: 5098973333

Practice Associates & Co-Workers

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

3 Associated Practitioners

Tabitha Thomas , RN

Family Medicine

NPI 1225983695

Registered Nurse

Dr. Aaron Vawter , DO

Family Medicine

NPI 1558489070

Doctor of Osteopathic Medicine (D.O.)

Monica Mendoza

Physician Assistant

NPI 1962146498

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location September 05, 2024

Registered at 380 CHASE AVE, WALLA WALLA, WA 993622924 (Tel: 5098975836)

📍

Updated Business Mailing Address September 05, 2024

Registered at 380 CHASE AVE, WALLA WALLA, WA 993622924 (Tel: 5098975836)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 05, 2024

Internal Medicine (License #OP61434635 in WA)

📍

Updated Practice Location December 16, 2020

Registered at 177 N DEAN ST FL 1, ENGLEWOOD, NJ 076312533 (Tel: 2015671140)

📍

Updated Business Mailing Address December 16, 2020

Registered at 177 N DEAN ST FL 1, ENGLEWOOD, NJ 076312533 (Tel: 2015671140)

✅

NPI Profile Active May 17, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location May 17, 2017

Registered at 7600 RIVER RD, NORTH BERGEN, NJ 070476217 (Tel: 2018545000)

📍

Updated Business Mailing Address May 17, 2017

Registered at 1 MARINE PLZ STE 200, NORTH BERGEN, NJ 070476234 (Tel: 2017102716)

👤

Provider Name / Credentials Updated May 17, 2017

Recorded as JOHN HEFFERNAN, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 17, 2017

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration May 17, 2017

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: 1750818019

Entity Type:

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

Enumeration Date: May 17, 2017

Last Update: September 05, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

380 Chase Ave

Walla Walla, WA 993622924

Phone: 5098975836

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.