DR. DONALD A MASCHKA M.D.
NPI 1316933484
Otolaryngology in Boulder, CO

Q: What is Donald Maschka's NPI number?

The NPI number for Donald Maschka is 1316933484. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Q: What is Donald Maschka's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Q: When was this NPI record last updated?

The NPPES record for Donald Maschka was last updated on May 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 September 23, 2005PECOS EnrolledAccepts Medicare Assignment

4745 ARAPAHOE AVE, SUITE 130, BOULDER, CO 80303(303) 443-2771(303) 443-2784 Get Directions Write a Review

NPPES record last updated: May 24, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Donald A Maschka M.d. NPPES

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

DR. DONALD A MASCHKA M.D. (NPI 1316933484) is an individual otolaryngology provider in Boulder, Colorado, licensed in Iowa (31558) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1988).

NPPES Registry Identity

NPI1316933484

Entity TypeIndividualMale

Primary Taxonomy207Y00000X

Provider Legal NameDR. DONALD A MASCHKACredential: M.D.

Location Address4745 ARAPAHOE AVE, SUITE 130Boulder, CO 80303-1080

Mailing Address4745 Arapahoe Ave, Suite 130Boulder, CO 80303-1080 · (303) 443-2771 · Fax (303) 443-2784

Phone(303) 443-2771

Fax(303) 443-2784

Sole ProprietorNo

Medical School CMSUniversity Of Iowa, Rj & L Carver College Of MedicineGraduated 1988

Enumeration DateSeptember 23, 2005

Last NPPES UpdateMay 24, 2022

NPPES CertifiedMay 24, 2022

✔ NPI 1316933484 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians

Taxonomy Code207Y00000X

License✔ Licensed in IA · 31558

Definition

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

4745 ARAPAHOE AVE, Boulder, CO 80303

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Other Identifiers 1

Medicaid0148718IA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Select Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Donald A Maschka M.d. 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 ID2365448495

PECOS Enrollment IDI20161216000543

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 Reassignment

Medicare enrollment records show Donald Maschka reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Boulder Valley Ear Nose & Throat Associates PC

Same address

Otolaryngology

4745 ARAPAHOE AVE, SUITE 130
Boulder, CO 80303

Reassigned Medicare billing, Colorado enrollment
11 clinicians in this Medicare group

NPI 1194948026 (303) 443-2771

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 11

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.

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

1,580 services32 patients

Comprehensive hearing and speech recognition test 92557

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

116 services116 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.

100 services100 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

98 services82 patients

Diagnostic exam of nasal passages using an endoscope 31231

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

96 services80 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.

85 services77 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.

77 services68 patients

Diagnostic exam of voice box using a flexible endoscope 31575

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

66 services57 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.

43 services43 patients

Test to assess middle ear function 92567

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

40 services40 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80303 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

$132.55 typical visit price

range $58.06 – $174.82

Typical copayment $33.13 (range $14.51 – $43.70)

Most-billed visit code 99204

Established Patient

$72.20 typical visit price

range $18.88 – $142.79

Typical copayment $18.05 (range $4.72 – $35.69)

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 20

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

DR. BRENT JAMES DEIBERT MD

Ophthalmology (Retina Specialist)

4745 ARAPAHOE AVE
BOULDER, CO 80303

Boulder County (303) 444-3000

SHEELA MAHNKE MD LLC

Pediatrics

4745 ARAPAHOE AVE, SUITE 310
BOULDER, CO 80303

Boulder County (303) 442-2913

DAVID D MORRISSEY M.D.

Otolaryngology

4745 ARAPAHOE AVE, STE 130
BOULDER, CO 80303

Boulder County (303) 443-2771

JAMES DOUGLAS WARREN M.D.

Otolaryngology

4745 ARAPAHOE AVE, STE 130
BOULDER, CO 80303

Boulder County (303) 443-2771

BOULDER VALLEY EAR NOSE & THROAT ASSOCIATES PC

Otolaryngology

4745 ARAPAHOE AVE, SUITE 130
BOULDER, CO 80303

Boulder County (303) 443-2771

MRS. JOYCE DUQUETTE THOM MA-CCC

Audiologist-Hearing Aid Fitter

4745 ARAPAHOE AVE, SUITE 130 BOULDER VALLEY EAR, NOSE, & THROAT
BOULDER, CO 80303

Boulder County (303) 443-2772

MRS. KIMDAO COLLIER PHARMD

Pharmacist

4745 ARAPAHOE AVE, SUITE 120
BOULDER, CO 80303

Boulder County (720) 214-0963

MR. KEVIN HERBERT CUEVAS MD

Ophthalmology

4745 ARAPAHOE AVE, SUITE 100
BOULDER, CO 80303

Boulder County (303) 444-3000

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 Donald Maschka's NPI number?

The NPI number for Donald Maschka is 1316933484. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Where is Donald Maschka located?

Donald Maschka practices at 4745 Arapahoe Ave Suite 130, Boulder, CO 80303. The listed phone number is (303) 443-2771.

What is Donald Maschka's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Donald Maschka enrolled in Medicare?

Yes. Donald Maschka 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.

Which organization bills Medicare for Donald Maschka's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Donald Maschka reassigns Medicare benefits to Boulder Valley Ear Nose & Throat Associates PC (Boulder, CO). The 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 Donald Maschka's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Donald Maschka accept?

Health plans from Select Health list Donald Maschka 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 Donald Maschka was last updated on May 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.