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MARTIN KRSAK M.D.
NPI 1891958781
Internal Medicine - Infectious Disease in Denver, CO

Active since July 09, 2008PECOS EnrolledAccepts Medicare Assignment
97.58/100
CMS Quality Rating
5384 UINTA ST, DENVER, CO 80238(303) 564-5110 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 3, 2025, Jul 21, 2022, Jul 13, 2017 (3 updates tracked since 2017).

About Martin Krsak M.d. NPPES

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

MARTIN KRSAK M.D. (NPI 1891958781) is an individual infectious disease provider in Denver, Colorado, licensed in Colorado (DR.0058485) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2005).

NPPES Registry Identity

NPI1891958781
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameMARTIN KRSAKCredential: M.D.
Location Address5384 UINTA STDenver, CO 80238-3825
Mailing Address5384 Uinta StDenver, CO 80238-3825 · (303) 564-5110
Phone(303) 564-5110
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateJuly 9, 2008
Last NPPES UpdateNovember 3, 20253 updates tracked since enumeration
NPPES CertifiedNovember 3, 2025
✔ NPI 1891958781 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CO · DR.0058485
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedInternal MedicineTaxonomy 207R00000X · License DR.0058485 (CO)
Also ListedInternal Medicine · Addiction MedicineTaxonomy 207RA0401X · License DR.0058485 (CO)
5384 UINTA ST, Denver, CO 80238
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, UnitedHealthcare.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

Martin Krsak 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 ID941428973
PECOS Enrollment IDI20170824002438
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 4

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.

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.
239 services82 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.
117 services61 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.
43 services43 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80238 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.

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

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 Martin Krsak's NPI number?

The NPI number for Martin Krsak is 1891958781. It was assigned to this individual provider in the NPPES registry on July 9, 2008.

Where is Martin Krsak located?

Martin Krsak practices at 5384 Uinta St, Denver, CO 80238. The listed phone number is (303) 564-5110.

What is Martin Krsak's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Martin Krsak enrolled in Medicare?

Yes. Martin Krsak 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 Martin Krsak accept?

Health plans from Medica and UnitedHealthcare list Martin Krsak 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 Martin Krsak was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.