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MARK ANDREW HOFFMAN M.D.
NPI 1902860109
Internal Medicine in Pasadena, CA

Active since April 14, 2006PECOS EnrolledAccepts Medicare Assignment
401 S FAIR OAKS AVE, PASADENA, CA 91105(626) 755-3642 Get Directions Write a Review

NPPES record last updated: November 30, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mark Andrew Hoffman M.d. NPPES

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

MARK ANDREW HOFFMAN M.D. (NPI 1902860109) is an individual internal medicine provider in Pasadena, California, licensed in California (A87000) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (2000).

NPPES Registry Identity

NPI1902860109
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK ANDREW HOFFMANCredential: M.D.
Location Address401 S FAIR OAKS AVEPasadena, CA 91105-2603
Mailing Address797 S Fair Oaks AvePasadena, CA 91105-2617 · (626) 755-3642
Phone(626) 755-3642
Sole ProprietorNo
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 2000
Enumeration DateApril 14, 2006
Last NPPES UpdateNovember 30, 2021
✔ NPI 1902860109 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A87000
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License A87000 (CA)
401 S FAIR OAKS AVE, Pasadena, CA 91105
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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

Mark Andrew Hoffman 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 ID3870551328
PECOS Enrollment IDI20041229001037
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 91105 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LU JIAO MD
Internal Medicine
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 304-4400
NITIN UBHAYAKAR MD
Emergency Medicine (Hospice and Palliative Medicine)
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 304-4400
DR. VICTOR NHAT-CHIEU LUU M.D.
Family Medicine
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 795-2244
MRS. SANDRA ILEANA DIAZ O'DONNELL PA-C
Physician Assistant
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 795-2244
DR. PHILLIP HOWARD ANDERSON LEE M.D.
Dermatology
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 405-7221
DR. CLAUDIA UNA PFEIL M.D.
Internal Medicine
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 795-7556
RANDY DEBBER PA-C
Physician Assistant (Medical)
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 304-4400
DR. TIMOTHY CROSS BALLARD M.D.
Emergency Medicine
401 S FAIR OAKS AVE
PASADENA, CA 91105
Los Angeles County (626) 795-2244

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 Hoffman's NPI number?

The NPI number for Mark Hoffman is 1902860109. It was assigned to this individual provider in the NPPES registry on April 14, 2006.

Where is Mark Hoffman located?

Mark Hoffman practices at 401 S Fair Oaks Ave, Pasadena, CA 91105. The listed phone number is (626) 755-3642.

What is Mark Hoffman's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Hoffman enrolled in Medicare?

Yes. Mark Hoffman 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.

When was this NPI record last updated?

The NPPES record for Mark Hoffman was last updated on November 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.