JOHN BAK CRNP
NPI 1235770702
Nurse Practitioner in Danville, PA

Q: What is John Bak's NPI number?

The NPI number for John Bak is 1235770702. It was assigned to this individual provider in the NPPES registry on October 4, 2019.

Q: What is John Bak's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for John Bak was last updated on February 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 04, 2019PECOS EnrolledAccepts Medicare Assignment

100 N ACADEMY AVE, DANVILLE, PA 17822(570) 271-6523(570) 271-8056 Get Directions Write a Review

NPPES record last updated: February 3, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Feb 3, 2026, Mar 29, 2023, Dec 21, 2022 and 4 more (7 updates tracked since 2019).

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About John Bak Crnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN BAK CRNP (NPI 1235770702) is an individual nurse practitioner in Danville, Pennsylvania, licensed in Pennsylvania (SP020925) and active in the NPI registry since October 2019. He is enrolled in Medicare PECOS, is affiliated with Geisinger-bloomsburg Hospital, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1235770702

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameJOHN BAKCredential: CRNP

Location Address100 N ACADEMY AVEDanville, PA 17822-2695

Mailing Address100 N Academy AveDanville, PA 17822-4903 · (570) 271-6144

Phone(570) 271-6523

Fax(570) 271-8056

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateOctober 4, 2019

Last NPPES UpdateFebruary 3, 20267 updates tracked since enumeration

NPPES CertifiedFebruary 3, 2026

✔ NPI 1235770702 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in PA · SP020925

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedNurse Practitioner · Critical Care MedicineTaxonomy 363LC0200X · License SP020925 (PA)

100 N ACADEMY AVE, Danville, PA 17822

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

John Bak Crnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608200050

PECOS Enrollment IDI20191218002016

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

124 services90 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

48 services39 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

44 services23 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

38 services33 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

19 services19 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Geisinger-Bloomsburg Hospital

Acute Care Hospitals · Bloomsburg, PA

OwnershipVoluntary non-profit - Private

CMS Certification Number390003

Location549 East Fair StreetBloomsburg, PA 17815 · Columbia County

Emergency services Birthing friendly

Geisinger Medical Center

Acute Care Hospitals · Danville, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390006

Location100 North Academy AvenueDanville, PA 17822 · Montour County

Emergency services Birthing friendly

Evangelical Community Hospital

Acute Care Hospitals · Lewisburg, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390013

LocationOne Hospital DriveLewisburg, PA 17837 · Union County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17822 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.88 typical visit price

range $54.64 – $166.87

Typical copayment $21.22 (range $13.66 – $41.71)

Most-billed visit code 99203

Established Patient

$96.82 typical visit price

range $17.33 – $135.84

Typical copayment $24.20 (range $4.33 – $33.96)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. TARA JEAN LOUX MD

Surgery (Pediatric Surgery)