MOLLY E.W. THIESSEN MD
NPI 1487866570
Emergency Medicine in Denver, CO

Active since May 03, 2007PECOS EnrolledAccepts Medicare Assignment
91.11/100
CMS Quality Rating
777 BANNOCK ST, DENVER, CO 80204(303) 436-4949(303) 602-5184 Get Directions Write a Review

NPPES record last updated: December 17, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 17, 2024, Mar 26, 2021 (2 updates tracked since 2021).

About Molly E.w. Thiessen Md NPPES

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

MOLLY E.W. THIESSEN MD (NPI 1487866570) is an individual emergency medicine provider in Denver, Colorado, licensed in Colorado (DR.0046574) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2005).

NPPES Registry Identity

NPI1487866570
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameMOLLY E.W. THIESSENCredential: MD
Location Address777 BANNOCK STDenver, CO 80204-4597
Mailing Address777 Bannock StDenver, CO 80204-4597 · (303) 436-4949 · Fax (303) 602-5184
Fax(303) 602-5184
Sole ProprietorNo
Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 2005
Enumeration DateMay 3, 2007
Last NPPES UpdateDecember 17, 20242 updates tracked since enumeration
NPPES CertifiedDecember 17, 2024
NPI 1487866570 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in CO · DR.0046574
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 1722 (CO)
777 BANNOCK ST, Denver, CO 80204

Other Names 1

Former Name (1)Molly E Welch Md

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

Molly E.w. Thiessen 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 ID2668538158
PECOS Enrollment IDI20090309000240
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 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
47 services46 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
29 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80204 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
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.

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.

91.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.23
Promoting Interoperability88
Improvement Activities40
Cost73.49

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.

Clinical Nurse Specialist (Psychiatric/Mental Health)
777 BANNOCK ST
DENVER, CO 80204
Anesthesiology
777 BANNOCK ST
DENVER, CO 80204
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Hospitalist
777 BANNOCK ST
DENVER, CO 80204
Social Worker (Clinical)
777 BANNOCK ST
DENVER, CO 80204
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Physician Assistant
777 BANNOCK ST
DENVER, CO 80204
Family Medicine
777 BANNOCK ST
DENVER, CO 80204

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 Molly Thiessen's NPI number?

The NPI number for Molly Thiessen is 1487866570. It was assigned to this individual provider in the NPPES registry on May 3, 2007. The provider is also known as Molly E Welch MD.

Where is Molly Thiessen located?

Molly Thiessen practices at 777 Bannock St, Denver, CO 80204. The listed phone number is (303) 436-4949.

What is Molly Thiessen's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Molly Thiessen enrolled in Medicare?

Yes. Molly Thiessen 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.

When was this NPI record last updated?

The NPPES record for Molly Thiessen was last updated on December 17, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.