JASON LORENZO LAO COCJIN MD
NPI 1821739103
Pediatrics in Milwaukee, WI

Q: What is Jason Lorenzo Cocjin's NPI number?

The NPI number for Jason Lorenzo Cocjin is 1821739103. It was assigned to this individual provider in the NPPES registry on April 2, 2022.

Q: What is Jason Lorenzo Cocjin's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Active since April 02, 2022PECOS Enrolled

9200 W WISCONSIN AVE, MILWAUKEE, WI 53226(414) 266-6800(414) 805-6864 Get Directions Write a Review

NPPES record last updated: June 30, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 30, 2025, Jun 12, 2025, Mar 11, 2025 (3 updates tracked since 2025).

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About Jason Lorenzo Lao Cocjin Md NPPES

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

JASON LORENZO LAO COCJIN MD (NPI 1821739103) is an individual pediatrics provider in Milwaukee, Wisconsin, licensed in Wisconsin (82558-20) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821739103

Entity TypeIndividualMale

Primary Taxonomy208000000X

Provider Legal NameJASON LORENZO LAO COCJINCredential: MD

Location Address9200 W WISCONSIN AVEMilwaukee, WI 53226-3522

Mailing Address9200 W Wisconsin AveMilwaukee, WI 53226-3522 · (414) 266-6800 · Fax (414) 805-6864

Phone(414) 266-6800

Fax(414) 805-6864

Sole ProprietorNo

Enumeration DateApril 2, 2022

Last NPPES UpdateJune 30, 20253 updates tracked since enumeration

NPPES CertifiedJune 30, 2025

✔ NPI 1821739103 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in WI · 82558-20

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

9200 W WISCONSIN AVE, Milwaukee, WI 53226

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Other Identifiers 1

Medicaid1821739103WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jason Lorenzo Lao Cocjin Md 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.

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

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

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 Jason Lorenzo Cocjin's NPI number?

The NPI number for Jason Lorenzo Cocjin is 1821739103. It was assigned to this individual provider in the NPPES registry on April 2, 2022.

Where is Jason Lorenzo Cocjin located?

Jason Lorenzo Cocjin practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 266-6800.

What is Jason Lorenzo Cocjin's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Jason Lorenzo Cocjin enrolled in Medicare?

Yes. Jason Lorenzo Cocjin is registered in the Medicare PECOS enrollment system.

What insurance does Jason Lorenzo Cocjin accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and HealthPartners list Jason Lorenzo Cocjin 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 Jason Lorenzo Cocjin was last updated on June 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.