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JONATHAN UNKART M.D.
NPI 1255686648
Surgery in San Diego, CA

Active since July 21, 2012PECOS EnrolledAccepts Medicare Assignment
8911 VIA ANDAR, SAN DIEGO, CA 92122(415) 706-9274 Get Directions Write a Review

NPPES record last updated: May 29, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Jonathan Unkart M.d. NPPES

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

JONATHAN UNKART M.D. (NPI 1255686648) is an individual surgery provider in San Diego, California, licensed in California (A128185) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2012).

NPPES Registry Identity

NPI1255686648
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameJONATHAN UNKARTCredential: M.D.
Location Address8911 VIA ANDARSan Diego, CA 92122-1526
Mailing Address786 3rd Ave Ste BChula Vista, CA 91910-5826 · (619) 425-0797
Phone(415) 706-9274
Sole ProprietorYes
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2012
Enumeration DateJuly 21, 2012
Last NPPES UpdateMay 29, 2024
NPPES CertifiedMay 29, 2024
✔ NPI 1255686648 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · A128185
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.
8911 VIA ANDAR, San Diego, CA 92122
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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 and accepts Medicare assignment

Jonathan Unkart M.d. 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 ID6709171580
PECOS Enrollment IDI20200314000140
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

3

Medicare enrollment records show Jonathan Unkart reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency And Acute Care Medical Corporation
5.7 mi
Emergency Medicine
7901 FROST ST
San Diego, CA 92123
  • Reassigned Medicare billing, California enrollment
  • 1,437 clinicians in this Medicare group
NPI 1437103942 (858) 939-3400
On Call Specialists Medical Group Of San Diego, Inc.
8.5 mi
Specialist
4077 FIFTH AVE
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 218 clinicians in this Medicare group
NPI 1962175836 (619) 294-8111
Coast Surgical Group, A Medical Corporation
19 mi
Specialist
786 3RD AVE, SUITE B
Chula Vista, CA 91910
  • Reassigned Medicare billing, California enrollment
  • 9 clinicians in this Medicare group
NPI 1184723629 (619) 425-0797

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.

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.
93 services23 patients
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.
35 services11 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.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92122 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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.

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 Jonathan Unkart's NPI number?

The NPI number for Jonathan Unkart is 1255686648. It was assigned to this individual provider in the NPPES registry on July 21, 2012.

Where is Jonathan Unkart located?

Jonathan Unkart practices at 8911 Via Andar, San Diego, CA 92122. The listed phone number is (415) 706-9274.

What is Jonathan Unkart's specialty?

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

Is Jonathan Unkart enrolled in Medicare?

Yes. Jonathan Unkart 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.

Which organizations bill Medicare for Jonathan Unkart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Unkart reassigns Medicare benefits to 3 organizations: Emergency And Acute Care Medical Corporation (San Diego, CA), On Call Specialists Medical Group Of San Diego, Inc. (San Diego, CA) and Coast Surgical Group, A Medical Corporation (Chula Vista, CA). 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 Jonathan Unkart'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 Jonathan Unkart was last updated on May 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.