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DR. ROBERT ALLEN M.D.
NPI 1104212422
Internal Medicine in Glendale, CA

Active since April 14, 2015Opted out of Medicare · through Aug 19, 2027
1731 N PACIFIC AVE, GLENDALE, CA 91202(310) 703-4841 Get Directions Write a Review

NPPES record last updated: April 14, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Robert Allen M.d. NPPES

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

DR. ROBERT ALLEN M.D. (NPI 1104212422) is an individual internal medicine provider in Glendale, California, licensed in California (G856585) and active in the NPI registry since April 2015. He has opted out of Medicare through August 19, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1104212422
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. ROBERT ALLENCredential: M.D.
Location Address1731 N PACIFIC AVEGlendale, CA 91202-1108
Mailing Address1731 N Pacific AveGlendale, CA 91202-1108 · (310) 703-4841
Phone(310) 703-4841
Sole ProprietorYes
Enumeration DateApril 14, 2015
✔ NPI 1104212422 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 · G856585
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.
1731 N PACIFIC AVE, Glendale, CA 91202
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Robert Allen M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 19, 2025 through August 19, 2027.

Opt-Out Effective DateAugust 19, 2025
Opt-Out In Effect ThroughAugust 19, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91202 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.

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 Robert Allen's NPI number?

The NPI number for Robert Allen is 1104212422. It was assigned to this individual provider in the NPPES registry on April 14, 2015.

Where is Robert Allen located?

Robert Allen practices at 1731 N Pacific Ave, Glendale, CA 91202. The listed phone number is (310) 703-4841.

What is Robert Allen's specialty?

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

Is Robert Allen enrolled in Medicare?

No. Robert Allen has opted out of Medicare through August 19, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Robert Allen was last updated on April 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.