DAVID JON COLLIFLOWER P.A.-C
NPI 1891900346
Physician Assistant - Surgical in Wenatchee, WA


Quality Rating: 83.64 out of 100 score

NPI Status: Active since May 10, 2007

Contact Information

820 N CHELAN AVE
WENATCHEE, WA
ZIP 98801
Phone: (509) 663-8711

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  • Individual
  • Male
  • Years of Experience 25
  • Physician Assistant
  • Surgical
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About DAVID COLLIFLOWER

This page provides the complete NPI Profile along with additional information for David Colliflower, a provider established in Wenatchee, Washington with a medical specialization in Physician Assistant, focusing in surgical and more than 25 years of experience. The healthcare provider is registered in the NPI registry with number 1891900346 assigned on May 2007. The practitioner's primary taxonomy code is 363AS0400X with license number 15993 (CA). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1891900346
Provider Name
DAVID JON COLLIFLOWER P.A.-C
Gender
Male
Entity Type
Individual
Location Address
820 N CHELAN AVE WENATCHEE, WA 98801
Location Phone
(509) 663-8711
Mailing Address
5300 TRABUCO RD APT 636 IRVINE, CA 92620
Medical School Name
OTHER
Graduation Year
2001
Is Sole Proprietor?
No
Enumeration Date
05-10-2007
Last Update Date
03-13-2026
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Physician Assistant Surgical

Taxonomy Code
363AS0400X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
15993
License State
CA

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1363AS0400XPhysician Assistants & Advanced Practice Nursing Providers

Physician Assistant
Surgical

PA60693871 (WA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
1891900346MEDICAID (05)WA 
P01743785OTHER (01)WARR MEDICARE WVH

Medicare Participation & PECOS Enrollment Status

David Colliflower is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

David Colliflower is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 7113016486

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20071210000346

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Maybe

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Replacement of knee joint, both sides of knee

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

This service was performed 38 times for 37 patients

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 83.64, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 83.64 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 94.96

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: N/A

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 40

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores.

  • Cost Score: 54.73

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

  • Cost Score: 54.73

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

Reviews for DAVID JON COLLIFLOWER P.A.-C

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1891900346, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
4
Doubled → 8
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 9 → 18 → 9 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 8 + 1 + 1 + 8 + 0 + 0 + 3 + 8 + 24 = 64

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1891900346.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Medical Oncology)
820 N CHELAN AVE
WENATCHEE, WA 98801
Family Medicine
820 N CHELAN AVE
WENATCHEE, WA 98801
Family Medicine
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Gastroenterology)
820 N CHELAN AVE
WENATCHEE, WA 98801
Dietitian, Registered
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Cardiovascular Disease)
820 N CHELAN AVE
WENATCHEE, WA 98801
Neurological Surgery
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Cardiovascular Disease)
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Nephrology)
820 N CHELAN AVE
WENATCHEE, WA 98801
Surgery
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Cardiovascular Disease)
820 N CHELAN AVE
WENATCHEE, WA 98801
Social Worker
820 N CHELAN AVE
WENATCHEE, WA 98801
Technician/Technologist (Optician)
820 N CHELAN AVE
WENATCHEE, WA 98801
Physical Therapist
820 N CHELAN AVE
WENATCHEE, WA 98801
Neurological Surgery
820 N CHELAN AVE
WENATCHEE, WA 98801
Surgery
820 N CHELAN AVE
WENATCHEE, WA 98801
Physical Therapist
820 N CHELAN AVE
WENATCHEE, WA 98801
Internal Medicine (Rheumatology)
820 N CHELAN AVE
WENATCHEE, WA 98801
Radiology (Diagnostic Radiology)
820 N CHELAN AVE
WENATCHEE, WA 98801

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891900346, enumerated as an "individual" on May 10, 2007.

The provider is located at 820 N CHELAN AVE WENATCHEE, WA 98801 and the phone number is (509) 663-8711.

Physician Assistant with taxonomy code 363AS0400X and a focus in Surgical.

The provider might be accepting Accepts: Medicare, Medicaid and Railroad Medicare. Please consult your insurance carrier or call the provider to verify.