Dr. John B. Bak, MD
- Medicare services, 2024
- 1,222
- Medicare patients, 2024
- 425
- Part D claims, 2024
- 1,058
- Hospital affiliations
- 3
- Industry payments
- $1,551
- Practice address
- 11307 Bridgeport SW Way, Lakewood, WA 98499
- Practice phone
- Call (253) 779-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Franciscan Medical Group
Lakewood, Washington
Find Dr. Bak'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 B. Bak is a urologist in Lakewood, Washington
Dr. Bak practices at Franciscan Medical Group in Lakewood, Washington.
Dr. Bak's NPI, 1063413938, was assigned on August 2, 2005. Dr. Bak graduated from Georgetown University School of Medicine in 1994. Dr. Bak holds Washington license MD00044997.
- NPI
- 1063413938NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547221038
- NPI enumeration date
- August 2, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (253) 779-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John B. Bak practices at Franciscan Medical Group in Lakewood, Washington
Dr. Bak's primary practice is Franciscan Medical Group, at 11307 Bridgeport SW Way, Lakewood, WA 98499 in Pierce County. The practice phone is (253) 779-6100.
- Franciscan Medical Group11307 Bridgeport SW Way, Lakewood, WA 98499 · Pierce CountyPhone(253) 779-6100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John B. Bak is affiliated with 6 sites of care and 1 medical group
Dr. Bak's primary practice is Franciscan Medical Group in Lakewood, Washington. Dr. Bak is also affiliated with St. Clare Hospital. The medical group on file is Franciscan Orthopedics - Silverdale. Dmand AI also links Dr. Bak to 2 more hospitals, 1 physician office and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John B. Bak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bak practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Franciscan Medical Group | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John B. Bak is one of 281 urologists in Washington
Urology is Dr. Bak's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Bak is licensed in Washington.
Specialties and state licenses
- Urology, WashingtonPrimary
Urologists near Dr. Bak
Counts of urologists 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 B. Bak billed Medicare for 1,222 services in 2024
CMS data shows 1,222 Medicare services from Dr. Bak across 19 procedure codes in 2024, for 425 Medicare patients. Medicare paid $118,935 for them.
Dr. Bak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4502024: 59532%
- Surgery
- 2023: 1802024: 28759%
- Lab and pathology
- 2023: 1982024: 16119%
- Drugs given in the office
- 2023: 1292024: 1322%
- Tests and treatments
- 2023: 272024: 264%
- Imaging
- 2023: 152024: 2140%
Where Dr. Bak's Medicare services took place, 2024
- In an office1,12792%
- In a facility958%
Dr. Bak compared with the Washington median for urologists, 2024
- Dr. Bak
- Washington median
- Medicare services
- 1,222vs 70873% above
- Medicare patients
- 425vs 31834% above
- Part D claims
- 942vs 48793% above
Medians across 274 urologists in Washington with Dmand AI profiles that report each measure.
Dr. Bak'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. Bak?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bak and other urologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John B. Bak treated 425 Medicare patients in 2024, average age 75
CMS counts 425 Medicare patients who saw Dr. Bak in 2024. The largest group is 75 to 84, with 184 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bak's median patient age at 71, with 22% women.
Dr. Bak's Medicare patients by age, 2024
Dr. Bak's Medicare patients by sex, 2024
- Women8921%
- Men33679%
Chronic conditions among Dr. Bak's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis40%
- Diabetes35%
- Ischemic heart disease33%
- Cancer32%
- Chronic kidney disease30%
- Atrial fibrillation25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women22%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John B. Bak wrote 1,058 Medicare Part D claims in 2024
In 2024, Dr. Bak wrote 1,058 Medicare Part D claims for 377 patients. 96% of them were for generic drugs. CMS names the drug for 942 of them, across 22 drugs with 11 or more claims each, at $44,486 in total drug cost. In 2023, CMS named 844 claims across 18 drugs.
Dr. Bak's Part D claims by kind of drug, 2024
- Generic1,019 claims96%
- Brand-name39 claims4%
Dr. Bak'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. Bak's Part D claims, 2024
- Opioids3%27 of 1,058 claims
- Antibiotics19%202 of 1,058 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: 8442024: 94212%
Drugs named by CMS: 22 in 2024, 18 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 B. Bak ranks in the 60th percentile for prostate resection in Medicare
Dr. Bak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bak as offering telehealth. CMS counts 11 procedures of prostate resection by Dr. Bak, more than 60% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Bak ranks in Medicare procedure volume
- Prostate resection
- 60th percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John B. Bak received $1,551 in industry payments from 2016 to 2025
CMS Open Payments shows 25 general payments to Dr. Bak from 7 drug and device companies from 2016 to 2025. Education make up the largest share, 48% of the total. Coloplast Corp paid the most, $1,246.
General payments to Dr. Bak by program year, 2016 to 2025
General payments to Dr. Bak by kind, 2016 to 2025
- Education$74948%
- Travel and lodging$44529%
- Food and beverage$35723%
Companies that paid Dr. Bak the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John B. Bak graduated from Georgetown University School of Medicine
Dr. Bak graduated from Georgetown University School of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John B. Bak'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 B. Bak
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 B. Bak's NPI number?
Dr. John B. Bak's NPI number is 1063413938. It was assigned on August 2, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John B. Bak?
Dr. John B. Bak is a urologist in Lakewood, Washington. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. John B. Bak practice?
Dr. Bak practices at 11307 Bridgeport SW Way, Lakewood, WA 98499. Dr. Bak's primary practice is Franciscan Medical Group in Lakewood, Washington. Dmand AI also links Dr. Bak to 2 hospitals, 1 physician office and 1 group practice or clinic.
What is Dr. John B. Bak's office phone number?
The practice phone on file for Dr. Bak is (253) 779-6100.
What is Dr. John B. Bak's medical license number?
Dr. Bak holds Washington license MD00044997.
Which hospitals is Dr. John B. Bak affiliated with?
Dr. Bak is affiliated with St. Clare Hospital. Dmand AI links Dr. Bak to 2 more hospitals.
What medical group is Dr. John B. Bak part of?
Dr. Bak is linked to Franciscan Orthopedics - Silverdale.
Does Dr. John B. Bak accept Medicare?
Yes. CMS data shows Dr. Bak billed Medicare for 1,222 services in 2024, and Dr. Bak accepts Medicare assignment.
Does Dr. John B. Bak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bak as offering telehealth services.
How many Medicare patients does Dr. John B. Bak see?
CMS counts 425 Medicare patients who saw Dr. Bak in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. John B. Bak bill to Medicare?
In 2024, Dr. Bak's most billed Medicare services were office visit, established patient (99214), lab and pathology test (81002) and surgery: urinary system (52000).
Where did Dr. John B. Bak go to medical school?
Dr. Bak graduated from Georgetown University School of Medicine in 1994.
What drugs does Dr. John B. Bak prescribe most?
In 2024 Medicare Part D data, Dr. Bak's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Ciprofloxacin HCl.
Has Dr. John B. Bak received payments from drug or device companies?
CMS Open Payments shows $1,551 in general payments to Dr. Bak from 7 companies from 2016 to 2025. The largest total came from Coloplast Corp.
How long has Dr. John B. Bak been practicing?
Dr. Bak graduated from medical school in 1994, 32 years ago.
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