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DR. RYAN LEE RATHJEN M.D.
NPI 1437245057
Anesthesiology in Aurora, CO

Active since October 04, 2006PECOS EnrolledAccepts Medicare Assignment
97.58/100
CMS Quality Rating
12605 E 16TH AVE, AURORA, CO 80045(720) 848-0000 Get Directions Write a Review

NPPES record last updated: December 27, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ryan Lee Rathjen M.d. NPPES

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

DR. RYAN LEE RATHJEN M.D. (NPI 1437245057) is an individual anesthesiology provider in Aurora, Colorado, licensed in Colorado (53399) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Chi Health Lakeside, and is a graduate of Sanford School Of Medicine Of University Of South Dakota (2001).

NPPES Registry Identity

NPI1437245057
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. RYAN LEE RATHJENCredential: M.D.
Location Address12605 E 16TH AVEAurora, CO 80045-2545
Mailing AddressPo Box 110429Aurora, CO 80042-0429
Phone(720) 848-0000
Sole ProprietorNo
Medical School CMSSanford School Of Medicine Of University Of South DakotaGraduated 2001
Enumeration DateOctober 4, 2006
Last NPPES UpdateDecember 27, 2019
✔ NPI 1437245057 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CO · 53399
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 53399 (CO)
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License 23103 (NE)
12605 E 16TH AVE, Aurora, CO 80045
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Insurance Company.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. Ryan Lee Rathjen 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 ID4880635853
PECOS Enrollment IDI20050519000754
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.

Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 64447
This procedure involves injecting a numbing agent and/or steroid into a nerve in your thigh. It's done to alleviate pain or inflammation. A needle will be carefully positioned near the nerve, and the medicine will be administered.
17 services16 patients
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 64415
This procedure involves injecting a numbing agent or steroid into your arm's nerve bundle. It's done to manage pain or inflammation. The injection helps block nerve signals that cause discomfort, providing relief. It's a safe, common procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Chi Health Lakeside

Acute Care Hospitals · Omaha, NE
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number280130
Location16901 Lakeside Hills CtOmaha, NE 68130 · Douglas County
Emergency services Birthing friendly

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.

97.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.53
Promoting Interoperability100
Improvement Activities40

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.

KEVIN BRADLEY ROTHCHILD MD
Surgery (Trauma Surgery)
12605 E 16TH AVE
AURORA, CO 80045
Adams County (303) 724-2728
DR. JONATHAN ORSBORN MD
Pediatrics (Pediatric Emergency Medicine)
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-0000
ERIN SLOUN FIELDS PHARMD
Pharmacist
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-4083
DR. JUAN PABLO IDROVO M.D.
Surgery (Surgical Critical Care)
12605 E 16TH AVE
AURORA, CO 80045
Adams County (303) 724-8366
STACEY M JOHNSON APRN
Nurse Practitioner (Adult Health)
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-0000
ANDREA LYNNE HALL CRNA
Nurse Anesthetist, Certified Registered
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-0000
KRISTI WHARTON SWIM FNP
Nurse Practitioner (Family)
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-0000
LAURA TIERNEY YOST CRNA
Nurse Anesthetist, Certified Registered
12605 E 16TH AVE
AURORA, CO 80045
Adams County (720) 848-0000

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 Ryan Rathjen's NPI number?

The NPI number for Ryan Rathjen is 1437245057. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is Ryan Rathjen located?

Ryan Rathjen practices at 12605 E 16th Ave, Aurora, CO 80045. The listed phone number is (720) 848-0000.

What is Ryan Rathjen's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Ryan Rathjen enrolled in Medicare?

Yes. Ryan Rathjen 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.

What insurance does Ryan Rathjen accept?

Health plans from Medica and Oscar Insurance Company list Ryan Rathjen 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 Ryan Rathjen affiliated with any hospitals?

According to CMS data, Ryan Rathjen is affiliated with Chi Health Lakeside.

When was this NPI record last updated?

The NPPES record for Ryan Rathjen was last updated on December 27, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.