TIMOTHY M CLARK MD
NPI 1043265663
Internal Medicine - Pulmonary Disease in Boulder, CO

Q: What is Timothy Clark's NPI number?

The NPI number for Timothy Clark is 1043265663. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Q: What is Timothy Clark's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Timothy Clark was last updated on May 10, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since May 23, 2006PECOS Enrolled

4820 RIVERBEND RD STE 100, BOULDER, CO 80301(303) 415-5399(303) 297-5808 Get Directions Write a Review

NPPES record last updated: May 10, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 10, 2019, Nov 9, 2017, Feb 22, 2017 (3 updates tracked since 2017).

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About Timothy M Clark Md NPPES

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

TIMOTHY M CLARK MD (NPI 1043265663) is an individual pulmonary disease provider in Boulder, Colorado, licensed in Colorado (38716) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Louisville, and is a graduate of Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University (1994).

NPPES Registry Identity

NPI1043265663

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameTIMOTHY M CLARKCredential: MD

Location Address4820 RIVERBEND RD STE 100Boulder, CO 80301-2618

Mailing Address5450 Western AveBoulder, CO 80301-2709 · (303) 415-5399 · Fax (303) 297-5808

Phone(303) 415-5399

Fax(303) 297-5808

Sole ProprietorNo

Medical School CMSClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv UniversityGraduated 1994

Enumeration DateMay 23, 2006

Last NPPES UpdateMay 10, 20193 updates tracked since enumeration

✔ NPI 1043265663 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in CO · 38716

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 38716 (CO)

4820 RIVERBEND RD STE 100, Boulder, CO 80301

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Secondary Practice Location 1

Location 190 Health Park Dr Ste 130Louisville, CO 80027-9586 · Phone (303) 415-5399 · Fax (303) 297-5808

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy M Clark Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7315081080

PECOS Enrollment IDI20100218000393

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 13

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.

151 services106 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

115 services112 patients

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

113 services110 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.

111 services100 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

70 services69 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.

56 services23 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

49 services47 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.

42 services42 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

33 services11 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.

29 services26 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

27 services27 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.

22 services22 patients

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.

22 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80301 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

$102.03 typical visit price

range $18.88 – $142.79

Typical copayment $25.50 (range $4.72 – $35.69)

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 19

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

10 suppliers96 claims96 services$36.01 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

14 suppliers77 claims77 services$92.36 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

13 suppliers77 claims220 services$34.95 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

10 suppliers30 claims177 services$18.17 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

7 suppliers26 claims140 services$14.39 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

12 suppliers60 claims60 services$58.91 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

15 suppliers78 claims78 services$19.29 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

8 suppliers32 claims32 services$15.08 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

16 suppliers128 claims724 services$2.41 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

6 suppliers17 claims17 services$7.07 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

13 suppliers66 claims66 services$11.96 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC000N

5 suppliers91 claims93 services$19.42 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

1 supplier12 claims12 services$784.18 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

4 suppliers18 claims18 services$204.42 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

2 suppliers22 claims22 services$13.44 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

10 suppliers118 claims118 services$36.73 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

12 suppliers293 claims296 services$85.89 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

3 suppliers18 claims18 services$31.40 avg. paid by Medicare

Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738

DME-Oxygen and Supplies · category DC000N

5 suppliers47 claims47 services$33.12 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 8

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

THOMAS MATTHEW WILCOX DO

Internal Medicine (Pulmonary Disease)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

DR. HUNTER RUSSELL SMITH M.D.

Internal Medicine (Pulmonary Disease)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

SAMUEL CLARK BERNGARD M.D.

Internal Medicine (Pulmonary Disease)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

ALISON VAN VOORHEES DAVIS NP, RN

Nurse Practitioner (Family)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

ALYSSA AYA SELF MD

Internal Medicine (Pulmonary Disease)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

DR. THOMAS A MINOR M.D.

Internal Medicine (Pulmonary Disease)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

BOULDER COMMUNITY HEALTH

Clinic/Center (Medical Specialty)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

KELLY MORGENSTEIN PAC

Physician Assistant (Medical)

4820 RIVERBEND RD STE 100
BOULDER, CO 80301

Boulder County (303) 415-5399

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 Timothy Clark's NPI number?

The NPI number for Timothy Clark is 1043265663. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Where is Timothy Clark located?

Timothy Clark practices at 4820 Riverbend Rd Ste 100, Boulder, CO 80301. The listed phone number is (303) 415-5399.

What is Timothy Clark's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Timothy Clark enrolled in Medicare?

Yes. Timothy Clark is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Timothy Clark was last updated on May 10, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.