Dr. John Timothy Heffernan, MD
- Medicare services, 2024
- 1,173
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 235
- Hospital affiliations
- 3
- Industry payments
- $2,959
- Practice address
- 7308 Bridgeport Way W, Suite 102, Lakewood, WA 98499
- Practice phone
- Call (253) 584-5252
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Proliance Puget Sound Surgery Center
Surgery Center - Medicare-Certified · Lakewood, Washington
Find Dr. Heffernan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. John Timothy Heffernan is an orthopedic surgeon in Lakewood, Washington
Dr. Heffernan practices at Proliance Puget Sound Surgery Center in Lakewood, Washington.
Dr. Heffernan's NPI, 1972915627, was assigned on May 29, 2014. Dr. Heffernan graduated from Tulane University School of Medicine in 2014. Dr. Heffernan holds Washington license MD60968447.
- NPI
- 1972915627NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769716109
- NPI enumeration date
- May 29, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (253) 584-5252
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Timothy Heffernan practices at Proliance Puget Sound Surgery Center in Lakewood, Washington
Dr. Heffernan's primary practice is Proliance Puget Sound Surgery Center, at 7308 Bridgeport Way W, Suite 102, Lakewood, WA 98499. The practice phone is (253) 584-5252.
- Proliance Puget Sound Surgery Center7308 Bridgeport Way W, Suite 102, Lakewood, WA 98499Phone(253) 584-5252
Source: Dmand AI Affiliation Data
Dr. John Timothy Heffernan is affiliated with 4 sites of care and 1 medical group
Dr. Heffernan's primary practice is Proliance Puget Sound Surgery Center in Lakewood, Washington. Dr. Heffernan is also affiliated with St. Clare Hospital. The medical group on file is Seattle Orthopedic Center. Dmand AI also links Dr. Heffernan to 2 more hospitals, each named with a free account. Dr. Heffernan's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Timothy Heffernan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heffernan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Proliance Puget Sound Surgery Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Timothy Heffernan is one of 514 orthopedic surgeons in Washington
Orthopaedic surgery is Dr. Heffernan's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Heffernan is licensed in Washington.
Specialties and state licenses
- Orthopaedic surgery, WashingtonPrimary
Orthopedic surgeons near Dr. Heffernan
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. John Timothy Heffernan billed Medicare for 1,173 services in 2024
CMS data shows 1,173 Medicare services from Dr. Heffernan across 8 procedure codes in 2024, for 237 Medicare patients. Medicare paid $56,865 for them.
Dr. Heffernan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 3522024: 45830%
- Office and hospital visits
- 2023: 4812024: 41913%
- Imaging
- 2023: 2892024: 17739%
- Surgery
- 2023: 1162024: 1193%
Where Dr. Heffernan's Medicare services took place, 2024
- In an office1,15999%
- In a facility141%
Dr. Heffernan compared with the Washington median for orthopedic surgeons, 2024
- Dr. Heffernan
- Washington median
- Medicare services
- 1,173vs 67075% above
- Medicare patients
- 237vs 21610% above
- Part D claims
- 191vs 822.3 times
Medians across 493 orthopedic surgeons in Washington with Dmand AI profiles that report each measure.
Dr. Heffernan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Heffernan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Heffernan and other orthopedic surgeons in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Timothy Heffernan treated 237 Medicare patients in 2024, average age 75
CMS counts 237 Medicare patients who saw Dr. Heffernan in 2024. The largest group is 65 to 74, with 110 patients. 73% of them have high blood pressure, and 70% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Heffernan's median patient age at 59, with 49% women.
Dr. Heffernan's Medicare patients by age, 2024
Dr. Heffernan's Medicare patients by sex, 2024
- Women13959%
- Men9841%
Chronic conditions among Dr. Heffernan's Medicare patients, 2024
- High blood pressure73%
- High cholesterol70%
- Arthritis66%
- Diabetes29%
- Ischemic heart disease23%
- Mood disorders22%
- Chronic kidney disease20%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Heffernan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Timothy Heffernan wrote 235 Medicare Part D claims in 2024
In 2024, Dr. Heffernan wrote 235 Medicare Part D claims for 102 patients. 100% of them were for generic drugs. CMS names the drug for 191 of them, across 6 drugs with 11 or more claims each, at $1,982 in total drug cost. In 2023, CMS named 142 claims across 4 drugs.
Dr. Heffernan's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Heffernan's Part D claims, 2024
- Opioids51%120 of 235 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1422024: 19135%
Drugs named by CMS: 6 in 2024, 4 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. John Timothy Heffernan ranks in the 76th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Heffernan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 32 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Heffernan, more than 76% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Heffernan ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 76th percentile32 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hip replacement: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Timothy Heffernan received $2,959 in industry payments from 2019 to 2025
CMS Open Payments shows 27 general payments to Dr. Heffernan from 14 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 51% of the total. Catalyst OrthoScience paid the most, $1,946.
General payments to Dr. Heffernan by program year, 2019 to 2025
General payments to Dr. Heffernan by kind, 2019 to 2025
- Consulting fees$1,50051%
- Food and beverage$1,21841%
- Travel and lodging$2418%
Companies that paid Dr. Heffernan the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Timothy Heffernan graduated from Tulane University School of Medicine
Dr. Heffernan graduated from Tulane University School of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Timothy Heffernan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. John Timothy Heffernan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. John Timothy Heffernan's NPI number?
Dr. John Timothy Heffernan's NPI number is 1972915627. It was assigned on May 29, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. John Timothy Heffernan?
Dr. John Timothy Heffernan is an orthopedic surgeon in Lakewood, Washington. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. John Timothy Heffernan practice?
Dr. Heffernan practices at 7308 Bridgeport Way W, Suite 102, Lakewood, WA 98499. Dr. Heffernan's primary practice is Proliance Puget Sound Surgery Center in Lakewood, Washington. Dmand AI also links Dr. Heffernan to 2 hospitals.
What is Dr. John Timothy Heffernan's office phone number?
The practice phone on file for Dr. Heffernan is (253) 584-5252.
What is Dr. John Timothy Heffernan's medical license number?
Dr. Heffernan holds Washington license MD60968447.
Which hospitals is Dr. John Timothy Heffernan affiliated with?
Dr. Heffernan is affiliated with St. Clare Hospital. Dmand AI links Dr. Heffernan to 2 more hospitals.
What medical group is Dr. John Timothy Heffernan part of?
Dr. Heffernan is linked to Seattle Orthopedic Center.
Does Dr. John Timothy Heffernan accept Medicare?
Yes. CMS data shows Dr. Heffernan billed Medicare for 1,173 services in 2024, and Dr. Heffernan accepts Medicare assignment.
How many Medicare patients does Dr. John Timothy Heffernan see?
CMS counts 237 Medicare patients who saw Dr. Heffernan in 2024, with an average age of 75.
What services does Dr. John Timothy Heffernan bill to Medicare?
In 2024, Dr. Heffernan's most billed Medicare services were injected or infused drug (J3301), office visit, established patient (99213) and diagnostic imaging (73030).
Show 4 more questionsShow fewer questions
Where did Dr. John Timothy Heffernan go to medical school?
Dr. Heffernan graduated from Tulane University School of Medicine in 2014.
What drugs does Dr. John Timothy Heffernan prescribe most?
In 2024 Medicare Part D data, Dr. Heffernan's most prescribed drugs by claims were Oxycodone-Acetaminophen, Meloxicam and Gabapentin.
Has Dr. John Timothy Heffernan received payments from drug or device companies?
CMS Open Payments shows $2,959 in general payments to Dr. Heffernan from 14 companies from 2019 to 2025. The largest total came from Catalyst OrthoScience.
How long has Dr. John Timothy Heffernan been practicing?
Dr. Heffernan graduated from medical school in 2014, 12 years ago.
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