CHARLES MCCLAVE MD
NPI 1023059094
Internal Medicine in Billings, MT

Q: What is Charles Mcclave's NPI number?

The NPI number for Charles Mcclave is 1023059094. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Q: What is Charles Mcclave's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Charles Mcclave was last updated on February 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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 June 09, 2006PECOS Enrolled

2900 12TH AVE N, SUITE 160W, BILLINGS, MT 59101(406) 237-8500(406) 237-8501 Get Directions Write a Review

NPPES record last updated: February 20, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Charles Mcclave Md NPPES

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

CHARLES MCCLAVE MD (NPI 1023059094) is an individual internal medicine provider in Billings, Montana, licensed in Montana (4217) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023059094

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameCHARLES MCCLAVECredential: MD

Location Address2900 12TH AVE N, SUITE 160WBillings, MT 59101-7506

Mailing Address1233 N 30th StBillings, MT 59101-0127 · (406) 237-3850

Phone(406) 237-8500

Fax(406) 237-8501

Sole ProprietorNo

Enumeration DateJune 9, 2006

Last NPPES UpdateFebruary 20, 2019

✔ NPI 1023059094 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in MT · 4217

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

2900 12TH AVE N, Billings, MT 59101

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, PacificSource Health Plans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Charles Mcclave Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

Medicare enrollment records show Charles Mcclave reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Vincent Healthcare

Same address

Multi-Specialty

2900 12TH AVE N, SUITE 340W
Billings, MT 59101

Reassigned Medicare billing, Montana enrollment
Medicare enrollment name: Scl Health Montana
186 clinicians in this Medicare group

NPI 1013948983 (406) 237-4050

Hospitalist Medicine Physicians Of Montana - Tcs PC

192 mi

Internal Medicine

2400 CONTINENTAL DR
Butte, MT 59701

Reassigned Medicare billing, Montana enrollment
69 clinicians in this Medicare group

NPI 1902567183 (406) 723-6556

Cogent Healthcare Of Montana P C

274 mi

Internal Medicine

2827 FORT MISSOULA RD
Missoula, MT 59804

Reassigned Medicare billing, Montana enrollment
155 clinicians in this Medicare group

NPI 1053569525 (406) 728-4100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

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.

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.

238 services114 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

105 services61 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

61 services60 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

28 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59101 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

$130.52 typical visit price

range $56.81 – $172.26

Typical copayment $32.63 (range $14.20 – $43.06)

Most-billed visit code 99204

Established Patient

$100.16 typical visit price

range $18.24 – $140.32

Typical copayment $25.04 (range $4.56 – $35.08)

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.

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.

Reported Quality Measures

Care Plan

Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…

69%203 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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

3 suppliers11 claims11 services$20.96 avg. paid by Medicare

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

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.

DANIEL M MOLLOY M.D.

Obstetrics & Gynecology

2900 12TH AVE N, STE 245W
BILLINGS, MT 59101

Yellowstone County (406) 238-6010

ST VINCENT HEALTHCARE

Clinic/Center

2900 12TH AVE N, SUITE 130W
BILLINGS, MT 59101

Yellowstone County (406) 237-3620

ST. VINCENT HEALTHCARE

Clinic/Center (Multi-Specialty)

2900 12TH AVE N, SUITE 340W
BILLINGS, MT 59101

Yellowstone County (406) 237-4050

DAVID W SHENTON JR. M.D.

Orthopaedic Surgery (Sports Medicine)

2900 12TH AVE N, #100E
BILLINGS, MT 59101

Yellowstone County (406) 238-6700

DR. ROBERT E STOCKDALE M.D.

Urology

2900 12TH AVE N, STE 503E
BILLINGS, MT 59101

Yellowstone County (406) 237-5400

TAD A. STICHMAN PA-C

Physician Assistant

2900 12TH AVE N, SUITE 140W
BILLINGS, MT 59101

Yellowstone County (406) 237-5050

FRED V SCHNEIDER M.D.

Surgery

2900 12TH AVE N, STE 502E
BILLINGS, MT 59101

Yellowstone County (406) 245-6982

MARION BLACKMAN ATC

Specialist/Technologist (Athletic Trainer)

2900 12TH AVE N, #100E
BILLINGS, MT 59101

Yellowstone County (406) 238-6700

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 Charles Mcclave's NPI number?

The NPI number for Charles Mcclave is 1023059094. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Where is Charles Mcclave located?

Charles Mcclave practices at 2900 12th Ave N Suite 160W, Billings, MT 59101. The listed phone number is (406) 237-8500.

What is Charles Mcclave's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Charles Mcclave enrolled in Medicare?

Yes. Charles Mcclave is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Charles Mcclave's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Mcclave reassigns Medicare benefits to 3 organizations: St. Vincent Healthcare (Billings, MT), Hospitalist Medicine Physicians Of Montana - Tcs PC (Butte, MT) and Cogent Healthcare Of Montana P C (Missoula, MT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Charles Mcclave's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Mcclave accept?

Health plans from Blue Cross and Blue Shield of Texas and PacificSource Health Plans list Charles Mcclave 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.

When was this NPI record last updated?

The NPPES record for Charles Mcclave was last updated on February 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.