DIANE KATHERINE GOMEZ MD
NPI 1285836304
Hospitalist in Lakewood, CO

Active since June 01, 2007PECOS EnrolledAccepts Medicare Assignment
88.22/100
CMS Quality Rating
11600 W 2ND PL, LAKEWOOD, CO 80228(720) 321-0000(720) 321-1759 Get Directions Write a Review

NPPES record last updated: September 10, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 10, 2025, Feb 20, 2023, Feb 17, 2023 and 2 more (5 updates tracked since 2016).

About Diane Katherine Gomez Md NPPES

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

DIANE KATHERINE GOMEZ MD (NPI 1285836304) is an individual hospitalist provider in Lakewood, Colorado, licensed in Colorado (DR.0048983) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS and is a graduate of University Of Missouri, Kansas City, School Of Medicine (2006).

NPPES Registry Identity

NPI1285836304
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDIANE KATHERINE GOMEZCredential: MD
Location Address11600 W 2ND PLLakewood, CO 80228-1527
Mailing AddressPo Box 800022Kansas City, MO 64180-0022 · (800) 953-0104 · Fax (303) 765-6670
Fax(720) 321-1759
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Kansas City, School Of MedicineGraduated 2006
Enumeration DateJune 1, 2007
Last NPPES UpdateSeptember 10, 20255 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2025
NPI 1285836304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in CO · DR.0048983
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License 48983 (CO)
11600 W 2ND PL, Lakewood, CO 80228

Other Names 1

Former Name (1)Diane Katherine Maassen 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

Diane Katherine Gomez 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 ID2163546367
PECOS Enrollment IDI20100825000044
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.
310 services155 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.
126 services76 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
120 services117 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.
95 services95 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80228 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.

88.22/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.96
Promoting Interoperability81
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 3

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
5 suppliers79 claims80 services$15.81 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
6 suppliers107 claims108 services$72.39 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
2 suppliers19 claims19 services$32.19 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Hospitalist
11600 W 2ND PL
LAKEWOOD, CO 80228
Emergency Medicine
11600 W 2ND PL
LAKEWOOD, CO 80228
Hospitalist
11600 W 2ND PL
LAKEWOOD, CO 80228
Nurse Anesthetist, Certified Registered
11600 W 2ND PL
LAKEWOOD, CO 80228
Anesthesiology
11600 W 2ND PL
LAKEWOOD, CO 80228
Anesthesiology
11600 W 2ND PL
LAKEWOOD, CO 80228
Radiology (Diagnostic Radiology)
11600 W 2ND PL
LAKEWOOD, CO 80228
Physician Assistant (Surgical)
11600 W 2ND PL
LAKEWOOD, CO 80228

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 Diane Gomez's NPI number?

The NPI number for Diane Gomez is 1285836304. It was assigned to this individual provider in the NPPES registry on June 1, 2007. The provider is also known as Diane Katherine Maassen MD.

Where is Diane Gomez located?

Diane Gomez practices at 11600 W 2nd Pl, Lakewood, CO 80228. The listed phone number is (720) 321-0000.

What is Diane Gomez's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Diane Gomez enrolled in Medicare?

Yes. Diane Gomez 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 Diane Gomez was last updated on September 10, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.