1. Home
  2. Directory
  3. Wisconsin
  4. Milwaukee
  5. Internal Medicine
  6. NPI Profile

KRYSTAL MATHEW DO
NPI 1275271975
Internal Medicine in Milwaukee, WI

Active since May 23, 2022PECOS EnrolledAccepts Medicare Assignment
9200 W WISCONSIN AVE, MILWAUKEE, WI 53226(414) 805-4600(414) 805-6805 Get Directions Write a Review

NPPES record last updated: August 12, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 12, 2025, May 23, 2022 (2 updates tracked since 2022).

About Krystal Mathew Do NPPES

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

KRYSTAL MATHEW DO (NPI 1275271975) is an individual internal medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (81989) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS, is affiliated with Froedtert Memorial Lutheran Hospital, and is a graduate of Edward Via Col Of Osteo Medicine-carolinas Campus (2022).

NPPES Registry Identity

NPI1275271975
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameKRYSTAL MATHEWCredential: DO
Location Address9200 W WISCONSIN AVEMilwaukee, WI 53226-3522
Mailing Address9200 W Wisconsin AveMilwaukee, WI 53226-3522 · (414) 805-4600 · Fax (414) 805-6805
Phone(414) 805-4600
Fax(414) 805-6805
Sole ProprietorNo
Medical School CMSEdward Via Col Of Osteo Medicine-carolinas CampusGraduated 2022
Enumeration DateMay 23, 2022
Last NPPES UpdateAugust 12, 20252 updates tracked since enumeration
NPPES CertifiedAugust 12, 2025
✔ NPI 1275271975 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 81989
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
9200 W WISCONSIN AVE, Milwaukee, WI 53226
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Network Health.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

Krystal Mathew Do 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 ID1658876438
PECOS Enrollment IDI20250923003813
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.

Hospital Affiliations CMS Care Compare

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

Froedtert Memorial Lutheran Hospital

Acute Care Hospitals · Milwaukee, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520177
Location9200 W Wisconsin AveMilwaukee, WI 53226 · Milwaukee County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53226 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
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.

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.

TRACY BLAIR WANDTKE HERRMANN APNP, CNM
Advanced Practice Midwife
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-4777
DR. ZACHARY SMITH DO
Internal Medicine (Gastroenterology)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-6830
DR. COLLEEN ANN CROWE M.D., M.P.H.
Emergency Medicine
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6469
ROBERTO MEJIAS APNP
Nurse Practitioner (Pediatrics)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6600
MRS. ANNE E B LAKATOS APN-BC, APNP, RN
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE, DEPT OF INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
MRS. AMANDA M MANDERS APNP
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
KATHLEEN A WATERHOUSE-SKIBICKI CRNA
Nurse Anesthetist, Certified Registered
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-5951
ANDREA L BEQUEST PA
Physician Assistant (Medical)
9200 W WISCONSIN AVE, INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-0350

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 Krystal Mathew's NPI number?

The NPI number for Krystal Mathew is 1275271975. It was assigned to this individual provider in the NPPES registry on May 23, 2022.

Where is Krystal Mathew located?

Krystal Mathew practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 805-4600.

What is Krystal Mathew's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Krystal Mathew enrolled in Medicare?

Yes. Krystal Mathew 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 Krystal Mathew accept?

Health plans from Anthem Blue Cross and Blue Shield and Network Health list Krystal Mathew 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 Krystal Mathew affiliated with any hospitals?

According to CMS data, Krystal Mathew is affiliated with Froedtert Memorial Lutheran Hospital.

When was this NPI record last updated?

The NPPES record for Krystal Mathew was last updated on August 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.