1. Home
  2. Directory
  3. California
  4. San Diego
  5. Internal Medicine
  6. NPI Profile

DR. MARK L HEPOKOSKI M.D.
NPI 1649408790
Internal Medicine - Critical Care Medicine in San Diego, CA

Active since June 29, 2009PECOS EnrolledAccepts Medicare Assignment
200 W ARBOR DR, SAN DIEGO, CA 92103(800) 926-8273(888) 539-8781 Get Directions Write a Review

NPPES record last updated: June 26, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 26, 2024, Sep 17, 2020, Apr 11, 2017 (3 updates tracked since 2017).

About Dr. Mark L Hepokoski M.d. NPPES

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

DR. MARK L HEPOKOSKI M.D. (NPI 1649408790) is an individual critical care medicine provider in San Diego, California, licensed in California (A125984) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in La Jolla, and is a graduate of University Of Minnesota Medical School (2009).

NPPES Registry Identity

NPI1649408790
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameDR. MARK L HEPOKOSKICredential: M.D.
Location Address200 W ARBOR DRSan Diego, CA 92103-9000
Mailing AddressFile 57326Los Angeles, CA 90074-7326 · (800) 926-8273
Phone(800) 926-8273
Fax(888) 539-8781
Sole ProprietorNo
Medical School CMSUniversity Of Minnesota Medical SchoolGraduated 2009
Enumeration DateJune 29, 2009
Last NPPES UpdateJune 26, 20243 updates tracked since enumeration
NPPES CertifiedJune 26, 2024
✔ NPI 1649408790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in CA · A125984
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License A125984 (CA)
200 W ARBOR DR, San Diego, CA 92103
Open in Google Maps ↗

Secondary Practice Location 1

Location 19300 Campus Point DrLA Jolla, CA 92037-1300 · Phone (800) 926-8273

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

Dr. Mark L Hepokoski 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 ID2860700911
PECOS Enrollment IDI20151009000731
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

2

Medicare enrollment records show Mark Hepokoski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California
Same address
Allergy & Immunology
200 W ARBOR DR
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1386762300 (California)
  • 1,051 clinicians in this Medicare group
NPI 1487772380 (800) 926-8273
Knd Development 59 LLC
1.2 mi
Hospitalist
1940 EL CAJON BLVD
San Diego, CA 92104
  • Reassigned Medicare billing, California enrollment
  • 204 clinicians in this Medicare group
NPI 1881923951 (502) 596-7300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

DR. RAMIN MOTARJEMI M.D.
Internal Medicine (Geriatric Medicine)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (858) 249-2500
DR. KYLE PALMER EDMONDS M.D., FAAHPM
Hospice, Inpatient
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
SHAWN RAVEENTH VEDAMANI MD
Anesthesiology
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
DALE MICHAEL TRUJILLO NP
Nurse Practitioner
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
DR. EUGENE THOMAS RICHARDSON IV MD
Internal Medicine (Infectious Disease)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
KAYLEE PETERSEN ARNP
Nurse Practitioner (Psychiatric/Mental Health)
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
IRENE NEVAREZ NP
Nurse Practitioner
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (800) 926-8273
WILLIAM JAMES MOSS M.D.
Student in an Organized Health Care Education/Training Program
200 W ARBOR DR
SAN DIEGO, CA 92103
San Diego County (508) 395-4189

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 Mark Hepokoski's NPI number?

The NPI number for Mark Hepokoski is 1649408790. It was assigned to this individual provider in the NPPES registry on June 29, 2009.

Where is Mark Hepokoski located?

Mark Hepokoski practices at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (800) 926-8273.

What is Mark Hepokoski's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Mark Hepokoski enrolled in Medicare?

Yes. Mark Hepokoski 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 Mark Hepokoski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Hepokoski reassigns Medicare benefits to 2 organizations: Regents Of The University Of California (San Diego, CA) and Knd Development 59 LLC (San Diego, 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 Mark Hepokoski'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 Mark Hepokoski was last updated on June 26, 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.