STEFAN JONATHAN MEERS ESTRADA PA-C
NPI 1043774144
Physician Assistant in Stockton, CA

Q: What is Stefan Meers Estrada's NPI number?

The NPI number for Stefan Meers Estrada is 1043774144. It was assigned to this individual provider in the NPPES registry on January 23, 2019.

Q: What is Stefan Meers Estrada's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Active since January 23, 2019PECOS EnrolledAccepts Medicare Assignment

94.62/100

CMS Quality Rating

2505 W HAMMER LN, STOCKTON, CA 95209(209) 954-4040(209) 951-2239 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 18, 2025, Jan 23, 2019 (2 updates tracked since 2019).

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About Stefan Jonathan Meers Estrada Pa-c NPPES

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

STEFAN JONATHAN MEERS ESTRADA PA-C (NPI 1043774144) is an individual physician assistant in Stockton, California, licensed in California (PA56484) and active in the NPI registry since January 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Indio, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1043774144

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameSTEFAN JONATHAN MEERS ESTRADACredential: PA-C

Location Address2505 W HAMMER LNStockton, CA 95209-2839

Mailing AddressPo Box 255228Sacramento, CA 95865-5228 · (800) 470-0071 · Fax (916) 854-6769

Phone(209) 954-4040

Fax(209) 951-2239

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateJanuary 23, 2019

Last NPPES UpdateDecember 18, 20252 updates tracked since enumeration

NPPES CertifiedDecember 18, 2025

✔ NPI 1043774144 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in CA · PA56484

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

2505 W HAMMER LN, Stockton, CA 95209

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Secondary Practice Location 1

Location 147111 Monroe StIndio, CA 92201-6739 · Phone (833) 310-2440

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

Stefan Jonathan Meers Estrada Pa-c 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 ID749528503

PECOS Enrollment IDI20190220003409

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

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.

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95209 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

$90.32 typical visit price

range $58.87 – $176.60

Typical copayment $22.58 (range $14.71 – $44.15)

Most-billed visit code 99203

Established Patient

$73.16 typical visit price

range $19.28 – $144.60

Typical copayment $18.29 (range $4.82 – $36.15)

Most-billed visit code 99213

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.

94.62/100

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

Scored as part of a group practice

Quality

76.67

Improvement Activities

Cost

97.14

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.

JENNIFER JOSE

Internal Medicine