HEIDI DAHL MD
NPI 1396373536
Ophthalmology in Knoxville, TN

Q: What is Heidi Dahl's NPI number?

The NPI number for Heidi Dahl is 1396373536. It was assigned to this individual provider in the NPPES registry on April 1, 2020.

Q: What is Heidi Dahl's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Heidi Dahl was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 April 01, 2020PECOS EnrolledAccepts Medicare Assignment

4528 CHAPMAN HWY, KNOXVILLE, TN 37920(865) 579-3920(865) 579-3963 Get Directions Write a Review

NPPES record last updated: April 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 9, 2026, Aug 8, 2024, Jul 14, 2021 and 3 more (6 updates tracked since 2020).

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About Heidi Dahl Md NPPES

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

HEIDI DAHL MD (NPI 1396373536) is an individual ophthalmology provider in Knoxville, Tennessee, licensed in Tennessee (70580) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of East Tennessee State University Quillen College Of Medicine (2019).

NPPES Registry Identity

NPI1396373536

Entity TypeIndividualFemale

Primary Taxonomy207W00000X

Provider Legal NameHEIDI DAHLCredential: MD

Location Address4528 CHAPMAN HWYKnoxville, TN 37920-4359

Mailing Address4528 Chapman HwyKnoxville, TN 37920-4359 · (865) 579-3920 · Fax (865) 579-3963

Phone(865) 579-3920

Fax(865) 579-3963

Sole ProprietorNo

Medical School CMSEast Tennessee State University Quillen College Of MedicineGraduated 2019

Enumeration DateApril 1, 2020

Last NPPES UpdateApril 9, 20266 updates tracked since enumeration

NPPES CertifiedApril 9, 2026

✔ NPI 1396373536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

Licenses✔ Licensed in TN · 70580✔ Licensed in MN · 69564

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Also ListedInternal MedicineTaxonomy 207R00000X · License 30719 (MN)

4528 CHAPMAN HWY, Knoxville, TN 37920

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health 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

Heidi Dahl 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 ID3577987965

PECOS Enrollment IDI20240807003052

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 10

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.

50 services49 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

49 services41 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.

39 services37 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

36 services18 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

31 services28 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

31 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37920 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$66.01 typical visit price

range $16.72 – $131.41

Typical copayment $16.50 (range $4.18 – $32.85)

Most-billed visit code 99213

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 14

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

DR. JOHN FRANKLIN MURCHISON JR. M.D.

Ophthalmology (Cornea and External Diseases Specialist)