DR. JOHN ULRIC ZINK MD
NPI 1366628935
Surgery in Walnut Creek, CA

Q: What is John Zink's NPI number?

The NPI number for John Zink is 1366628935. It was assigned to this individual provider in the NPPES registry on January 14, 2008.

Q: What is John Zink's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for John Zink was last updated on February 7, 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 January 14, 2008PECOS Enrolled

80.36/100

CMS Quality Rating

2637 SHADELANDS DR, WALNUT CREEK, CA 94598(925) 932-6330(925) 932-0139 Get Directions Write a Review

NPPES record last updated: February 7, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 7, 2025, Feb 11, 2021, Jul 18, 2018 (3 updates tracked since 2018).

On this page

About Dr. John Ulric Zink Md NPPES

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

DR. JOHN ULRIC ZINK MD (NPI 1366628935) is an individual surgery provider in Walnut Creek, California, licensed in California (A124639) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Walnut Creek, and is a graduate of University Of Southern California Keck School Of Medicine (2007).

NPPES Registry Identity

NPI1366628935

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameDR. JOHN ULRIC ZINKCredential: MD

Location Address2637 SHADELANDS DRWalnut Creek, CA 94598-2512

Mailing Address2637 Shadelands DrWalnut Creek, CA 94598-2512 · (925) 932-6330 · Fax (925) 932-0139

Phone(925) 932-6330

Fax(925) 932-0139

Sole ProprietorYes

Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 2007

Enumeration DateJanuary 14, 2008

Last NPPES UpdateFebruary 7, 20253 updates tracked since enumeration

NPPES CertifiedFebruary 7, 2025

✔ NPI 1366628935 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in CA · A124639

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

2637 SHADELANDS DR, Walnut Creek, CA 94598

Open in Google Maps ↗

Secondary Practice Location 1

Location 1365 Lennon Ln, #250Walnut Creek, CA 94598-5910 · Phone (925) 932-6330

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. John Ulric Zink Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688800386

PECOS Enrollment IDI20140102000785

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 9

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 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.

119 services77 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.

83 services83 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

75 services40 patients

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.

30 services23 patients

Limited ultrasound scan behind abdominal cavity 76775

A limited ultrasound scan behind the abdominal cavity is a non-invasive imaging method that helps visualize structures in the back of your abdomen. This procedure uses sound waves to create pictures of these areas, assisting in diagnosing certain conditions.

27 services26 patients

Ultrasound scan of chest 76604

An ultrasound scan of the chest is a non-invasive imaging procedure that uses sound waves to create pictures of the structures within your chest, such as your heart and lungs. It's a safe, painless method that helps doctors diagnose and monitor various conditions.

26 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94598 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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.

80.36/100

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

Scored as part of a group practice

Quality

72.85

Improvement Activities

Cost

55.1

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.

MICHAELA STRAZNICKA M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)