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DANISH ABBAS M.D.
NPI 1104267053
Internal Medicine in Fontana, CA

Active since July 08, 2013PECOS EnrolledAccepts Medicare Assignment
9961 SIERRA AVE FL MOB26, FONTANA, CA 92335(909) 427-2608 Get Directions Write a Review

NPPES record last updated: December 6, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Danish Abbas M.d. NPPES

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

DANISH ABBAS M.D. (NPI 1104267053) is an individual internal medicine provider in Fontana, California, licensed in California (39020000X) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1104267053
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDANISH ABBASCredential: M.D.
Location Address9961 SIERRA AVE FL MOB26Fontana, CA 92335-6720
Mailing Address9961 Sierra Ave Fl Mob26Fontana, CA 92335-6720 · (909) 427-2608
Phone(909) 427-2608
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateJuly 8, 2013
Last NPPES UpdateDecember 6, 2021
✔ NPI 1104267053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · 39020000X
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.
9961 SIERRA AVE FL MOB26, Fontana, CA 92335
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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

Danish Abbas 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 ID5890097463
PECOS Enrollment IDI20160822001856
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 Reassignment

Medicare enrollment records show Danish Abbas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
Same address
Health Maintenance Organization
9961 SIERRA AVE
Fontana, CA 92335
  • Reassigned Medicare billing, California enrollment
  • 5,228 clinicians in this Medicare group
NPI 1689606196 (909) 427-3910

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 92335 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

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 Danish Abbas's NPI number?

The NPI number for Danish Abbas is 1104267053. It was assigned to this individual provider in the NPPES registry on July 8, 2013.

Where is Danish Abbas located?

Danish Abbas practices at 9961 Sierra Ave Fl Mob26, Fontana, CA 92335. The listed phone number is (909) 427-2608.

What is Danish Abbas's specialty?

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

Is Danish Abbas enrolled in Medicare?

Yes. Danish Abbas 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 organization bills Medicare for Danish Abbas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Danish Abbas reassigns Medicare benefits to Southern California Permanente Medical Group (Fontana, CA). The 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 Danish Abbas'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 Danish Abbas was last updated on December 6, 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.