DR. KRISSTINA LORRAINE GOWIN D.O.
NPI 1477845089
Internal Medicine - Hematology in Irvine, CA

Q: What is Krisstina Gowin's NPI number?

The NPI number for Krisstina Gowin is 1477845089. It was assigned to this individual provider in the NPPES registry on May 15, 2011.

Q: What is Krisstina Gowin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.

Q: When was this NPI record last updated?

The NPPES record for Krisstina Gowin was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since May 15, 2011PECOS Enrolled

97.64/100

CMS Quality Rating

1000 FIVEPOINT, IRVINE, CA 92618(888) 333-4673 Get Directions Write a Review

NPPES record last updated: May 1, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 19, 2024, Feb 25, 2016 (2 updates tracked since 2016).

On this page

About Dr. Krisstina Lorraine Gowin D.o. NPPES

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

DR. KRISSTINA LORRAINE GOWIN D.O. (NPI 1477845089) is an individual hematology provider in Irvine, California, licensed in California (20A23349) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477845089

Entity TypeIndividualFemale

Primary Taxonomy207RH0000X

Provider Legal NameDR. KRISSTINA LORRAINE GOWINCredential: D.O.

Location Address1000 FIVEPOINTIrvine, CA 92618-2377

Mailing AddressPo Box 512185Los Angeles, CA 90051-0185

Phone(888) 333-4673

Sole ProprietorNo

Enumeration DateMay 15, 2011

Last NPPES UpdateMay 1, 20252 updates tracked since enumeration

NPPES CertifiedMay 1, 2025

✔ NPI 1477845089 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · HematologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0000X

License✔ Licensed in CA · 20A23349

Definition

An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 5853 (AZ), 20A23349 (CA)

Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License AZ005853 (AZ)

1000 FIVEPOINT, Irvine, CA 92618

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Krisstina Lorraine Gowin D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

Medicare enrollment records show Krisstina Gowin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

City Of Hope Medical Foundation

36 mi

Hematology & Oncology

1500 DUARTE RD
Duarte, CA 91010

Reassigned Medicare billing, California enrollment
1,335 clinicians in this Medicare group

NPI 1871886366 (626) 256-4673

City Of Hope Medical Group Of Arizona LLC

310 mi

Medical Oncology

14200 CELEBRATE LIFE WAY
Goodyear, AZ 85338

Reassigned Medicare billing, Arizona enrollment
359 clinicians in this Medicare group

NPI 1609026806 (847) 746-4333

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

120 services74 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.

108 services57 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

19 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92618 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

$187.60 typical visit price

range $62.96 – $187.60

Typical copayment $46.90 (range $15.74 – $46.90)

Most-billed visit code 99205

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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.

97.64/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

84.77

Promoting Interoperability

98.67

Improvement Activities

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.

DR. ARNOLD KIM MD

Anesthesiology

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (888) 333-4673

DR. AMY RUTH COPELAND MD

Surgery (Surgical Oncology)

1000 FIVEPOINT, BLDG A
IRVINE, CA 92618

Orange County (949) 671-8000

MRS. AMBER HARDY RICKNER NP

Nurse Practitioner (Acute Care)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (949) 671-4673

CAROLYN THOMPSON CHUDY DO

Physical Medicine & Rehabilitation (Sports Medicine)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (800) 826-4673

DR. NGOC N. LE

Radiology (Vascular & Interventional Radiology)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (800) 826-4673

DR. ANNIE CHEN MD

Internal Medicine (Pulmonary Disease)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (800) 826-4673

DR. HOSSEIN MEHDIKHANI KARIMABAD M.D.

Radiology (Diagnostic Radiology)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (847) 342-6842

DR. JUNG WOOK KIM MD

Internal Medicine (Pulmonary Disease)

1000 FIVEPOINT
IRVINE, CA 92618

Orange County (888) 333-4673

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 Krisstina Gowin's NPI number?

The NPI number for Krisstina Gowin is 1477845089. It was assigned to this individual provider in the NPPES registry on May 15, 2011.

Where is Krisstina Gowin located?

Krisstina Gowin practices at 1000 Fivepoint, Irvine, CA 92618. The listed phone number is (888) 333-4673.

What is Krisstina Gowin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.

Is Krisstina Gowin enrolled in Medicare?

Yes. Krisstina Gowin is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Krisstina Gowin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Krisstina Gowin reassigns Medicare benefits to 2 organizations: City Of Hope Medical Foundation (Duarte, CA) and City Of Hope Medical Group Of Arizona LLC (Goodyear, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Krisstina Gowin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Krisstina Gowin was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.