MATTHEW CHRISTOPHER MCKNIGHT D.P.M.
NPI 1184695504
Podiatrist - Foot & Ankle Surgery in Grinnell, IA

Q: What is Matthew Mcknight's NPI number?

The NPI number for Matthew Mcknight is 1184695504. It was assigned to this individual provider in the NPPES registry on February 1, 2006.

Q: What is Matthew Mcknight's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Mcknight was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 February 01, 2006PECOS EnrolledAccepts Medicare Assignment

96.26/100

CMS Quality Rating

202 4TH AVE, GRINNELL, IA 50112(641) 236-2008(641) 236-2031 Get Directions Write a Review

NPPES record last updated: December 8, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Matthew Christopher Mcknight D.p.m. NPPES

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

MATTHEW CHRISTOPHER MCKNIGHT D.P.M. (NPI 1184695504) is an individual foot & ankle surgery provider in Grinnell, Iowa, licensed in Iowa (00737) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Grinnell Regional Medical Center, and is a graduate of Other (1992).

NPPES Registry Identity

NPI1184695504

Entity TypeIndividualMale

Primary Taxonomy213ES0103X

Provider Legal NameMATTHEW CHRISTOPHER MCKNIGHTCredential: D.P.M.

Location Address202 4TH AVEGrinnell, IA 50112-1898

Mailing Address202 4th AveGrinnell, IA 50112-1898 · (641) 236-2008 · Fax (641) 236-2031

Phone(641) 236-2008

Fax(641) 236-2031

Sole ProprietorYes

Medical School CMSOtherGraduated 1992

Enumeration DateFebruary 1, 2006

Last NPPES UpdateDecember 8, 2025

NPPES CertifiedDecember 8, 2025

✔ NPI 1184695504 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPodiatrist · Foot & Ankle SurgeryPodiatric Medicine & Surgery Service Providers

Taxonomy Code213ES0103X

License✔ Licensed in IA · 00737

202 4TH AVE, Grinnell, IA 50112

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and more.Insurance ›

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

Matthew Christopher Mcknight D.p.m. 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 ID6305832197

PECOS Enrollment IDI20080425000353

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 21

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.

Removal of fingernails or toenails, 6 or more nails 11721

This procedure involves the removal of six or more fingernails or toenails. It's typically done to treat severe nail infections, persistent pain, or abnormal nail growth. Local anesthesia is used to minimize discomfort. Healing usually takes a few weeks.

1,037 services337 patients

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.

847 services273 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307

A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.

141 services74 patients

Removal of skin and tissue, 20.0 sq cm or less 11042

This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.

105 services38 patients

Application of skin substitute graft to wound of face, scalp, eyelids, mouth, neck, ears, around eyes, genitals, hands, feet, fingers, or toes, 25.0 sq cm or less of wound 100.0 sq cm or less 15275

This procedure involves applying a skin substitute graft to a wound that's 25.0 sq cm or less, located on areas such as the face, scalp, eyelids, mouth, neck, ears, around eyes, hands, feet, fingers, or toes. The graft aids in wound healing and tissue regeneration.

102 services11 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

71 services71 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

59 services33 patients

Removal of noncancer thickened skin growth, 2-4 growths 11056

This procedure involves the safe removal of 2-4 noncancerous thickened skin growths. It's typically done under local anesthesia. The process helps to alleviate discomfort and prevent potential complications. It's a standard, low-risk procedure.

54 services31 patients

Removal of fingernails or toenails, 1-5 nails 11720

This procedure involves the careful removal of 1-5 nails from fingers or toes. It's typically done to treat conditions like ingrown nails, fungal infections, or damaged nails. Local anesthesia is used for comfort, and the area heals over time with appropriate care.

51 services34 patients

Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99304

An initial nursing facility visit is a daily check-up to monitor your health status. This service, lasting typically 25 minutes, involves a nurse assessing your overall wellbeing, discussing concerns, and updating your care plan as needed.

45 services45 patients

Removal of noncancer thickened skin growth, 1 growth 11055

This procedure involves the removal of a thickened skin growth that is not cancerous. A healthcare professional will safely extract the growth, usually under local anesthesia. This process helps maintain skin health and prevent potential complications.

44 services26 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

42 services23 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

42 services23 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.

40 services33 patients

Aspiration and/or injection of fluid from medium joint 20605

This procedure involves a needle being inserted into a medium-sized joint, such as a knee or shoulder, to remove (aspirate) excess fluid. Sometimes, medication may also be injected into the joint to reduce inflammation and pain.

38 services17 patients

Removal of tissue from wound, 20.0 sq cm or less 97597

This procedure involves the careful removal of damaged or infected tissue from a wound that's 20.0 square cm or less. It's done to promote healing and prevent further infection. The process is carried out under local anesthesia, ensuring minimal discomfort.

21 services18 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

21 services21 patients

Trimming of fingernails or toenails 11719

Trimming of fingernails or toenails is a simple procedure for maintaining hygiene and preventing nail-related issues. It involves cutting the nails straight across, then smoothing any sharp edges with a file. Regular nail care can help prevent infections and discomfort.

18 services11 patients

X-ray of foot, minimum of 3 views 73630

16 services12 patients

Permanent removal fingernail or toenail 11750

Permanent removal of a fingernail or toenail, also known as avulsion, is a procedure performed to treat nail infections or severe ingrown nails. The nail is carefully removed under local anesthesia. After removal, a chemical is applied to prevent nail regrowth, ensuring the issue does not recur.

15 services13 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

14 services11 patients

Hospital Affiliations CMS Care Compare

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

Grinnell Regional Medical Center

Acute Care Hospitals · Grinnell, IA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number160147

Location210 Fourth AvenueGrinnell, IA 50112 · Poweshiek County

Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.26/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

96.21

Promoting Interoperability

Improvement Activities

Reported Quality Measures

Breast Cancer Screening

71%165 patients4/55-star benchmark: 93%

Cervical Cancer Screening

60%136 patients3/55-star benchmark: 98%

Colorectal Cancer Screening

58%352 patients3/55-star benchmark: 88%

Controlling High Blood Pressure

79%298 patients4/55-star benchmark: 91%

Diabetes: Eye Exam

51%147 patients3/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

31%147 patients4/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

88%2,499 patients4/55-star benchmark: 100%

e-Prescribing

100%199 patients5/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

53%518 patients3/55-star benchmark: 100%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

65%592 patients3/55-star benchmark: 97%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

1%1,169 patients1/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 97% · 510 patients

Patients screened: 100% · 510 patients

85%80 patients4/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

99%638 patients4/55-star benchmark: 100%

Support Electronic Referral Loops By Receiving and Reconciling Health Information

12%815 patients1/55-star benchmark: 98%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 10% · 520 patients

Patients totalRate: 15% · 520 patients

12%520 patients3/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Walking boot, pneumatic and/or vacuum, with or without joints, with or without interface material, prefabricated, off-the-shelf L4361

DME-Orthotic Devices · category DF003N

1 supplier11 claims11 services$215.34 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Other Providers at the Same Location NPPES 4

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

MATTHEW MCKNIGHT DPM, PC

Podiatrist (Foot & Ankle Surgery)

202 4TH AVE
GRINNELL, IA 50112

Poweshiek County (641) 236-2008

GRINNELL REGIONAL MEDICAL CENTER

Clinic/Center (Rural Health)

202 4TH AVE, STE 100, 200, 201 & 300
GRINNELL, IA 50112

Poweshiek County (641) 236-2323

MATTHEW C. MCKNIGHT, DPM, P.C.

Podiatrist (Foot & Ankle Surgery)

202 4TH AVE
GRINNELL, IA 50112

Poweshiek County (641) 236-2008

MATTHEW MCKNIGHT DPM, PC

Podiatrist (Foot & Ankle Surgery)

202 4TH AVE
GRINNELL, IA 50112

Poweshiek County (641) 236-2008

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Matthew Mcknight's NPI number?

The NPI number for Matthew Mcknight is 1184695504. It was assigned to this individual provider in the NPPES registry on February 1, 2006.

Where is Matthew Mcknight located?

Matthew Mcknight practices at 202 4th Ave, Grinnell, IA 50112. The listed phone number is (641) 236-2008.

What is Matthew Mcknight's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Is Matthew Mcknight enrolled in Medicare?

Yes. Matthew Mcknight is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Matthew Mcknight accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from NH Healthy Families and Ambetter from Sunflower Health Plan and 2 other insurers list Matthew Mcknight as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Matthew Mcknight affiliated with any hospitals?

According to CMS data, Matthew Mcknight is affiliated with Grinnell Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Matthew Mcknight was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.