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DR. DENISE C MEHIA MD
NPI 1124199401
Internal Medicine in Billings, MT

Active since November 10, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 27D0677436 · Waiver
1111 MAIN ST, SUITE 1, BILLINGS, MT 59105(406) 259-2582(406) 294-0967 Get Directions Write a Review

NPPES record last updated: February 10, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Denise C Mehia Md NPPES

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

DR. DENISE C MEHIA MD (NPI 1124199401) is an individual internal medicine provider in Billings, Montana, licensed in Montana (4487MD) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 31, 2026, and is affiliated with St Vincent Healthcare.

NPPES Registry Identity

NPI1124199401
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. DENISE C MEHIACredential: MD
Location Address1111 MAIN ST, SUITE 1Billings, MT 59105-2529
Mailing Address1111 Main St, Suite 1Billings, MT 59105-2529 · (406) 259-2582 · Fax (406) 256-8684
Phone(406) 259-2582
Fax(406) 294-0967
Sole ProprietorYes
Medical School CMSOtherGraduated 1960
Enumeration DateNovember 10, 2006
Last NPPES UpdateFebruary 10, 2021
NPPES CertifiedFebruary 10, 2021
✔ NPI 1124199401 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in MT · 4487MD✔ Licensed in SD · 2111
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.
1111 MAIN ST, Billings, MT 59105
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Other Identifiers 4

Medicaid1124199401WI
Medicaid0000107120WY
Other00831MT · Bcbs
Medicaid0000107120MT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, Providence Health Plan.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

Dr. Denise C Mehia Md 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 ID5799800694
PECOS Enrollment IDI20100915001161
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 27D0677436

Denise Mehia MD · Billings, MT
Active · expires Aug 31, 2026
CLIA Number27D0677436
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorDenise Mehia
Laboratory Phone(406) 259-2582
Laboratory LocationDenise Mehia MD1111 Main St, Suite 1, Billings, MT 59105
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 5

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 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.
167 services29 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
58 services25 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
55 services18 patients
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420
This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.
55 services18 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.
32 services16 patients

Hospital Affiliations CMS Care Compare

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

St Vincent Healthcare

Acute Care Hospitals · Billings, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270049
Location1233 N 30th StBillings, MT 59101 · Yellowstone County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59105 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.

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.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier11 claims12 services$180.85 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

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

DR DENISE C MEHIA MD
Internal Medicine
1111 MAIN ST, SUITE 1
BILLINGS, MT 59105
Yellowstone County (406) 259-2582

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 Denise Mehia's NPI number?

The NPI number for Denise Mehia is 1124199401. It was assigned to this individual provider in the NPPES registry on November 10, 2006.

Where is Denise Mehia located?

Denise Mehia practices at 1111 Main St Suite 1, Billings, MT 59105. The listed phone number is (406) 259-2582.

What is Denise Mehia's specialty?

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

Is Denise Mehia enrolled in Medicare?

Yes. Denise Mehia 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.

Does Denise Mehia hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 27D0677436) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Denise Mehia accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list Denise Mehia 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 Denise Mehia affiliated with any hospitals?

According to CMS data, Denise Mehia is affiliated with St Vincent Healthcare.

When was this NPI record last updated?

The NPPES record for Denise Mehia was last updated on February 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.