DR. WILLIAM ARTHUR PULLEN M.D.
NPI 1104977248
Internal Medicine - Endocrinology, Diabetes & Metabolism in Glendale, CA

Active since January 16, 2007PECOS EnrolledAccepts Medicare Assignment
450 N BRAND BLVD STE 600, GLENDALE, CA 91203(818) 369-1170 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William Arthur Pullen M.d. NPPES

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

DR. WILLIAM ARTHUR PULLEN M.D. (NPI 1104977248) is an individual endocrinology, diabetes & metabolism provider in Glendale, California, licensed in California (A41473) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1982).

NPPES Registry Identity

NPI1104977248
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. WILLIAM ARTHUR PULLENCredential: M.D.
Location Address450 N BRAND BLVD STE 600Glendale, CA 91203-2349
Mailing Address450 N Brand Blvd Ste 600Glendale, CA 91203-2349
Sole ProprietorYes
Medical School CMSOtherGraduated 1982
Enumeration DateJanuary 16, 2007
Last NPPES UpdateApril 10, 2026
NPPES CertifiedApril 10, 2026
NPI 1104977248 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in CA · A41473
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
450 N BRAND BLVD STE 600, Glendale, CA 91203

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

Dr. William Arthur Pullen 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 ID1759574502
PECOS Enrollment IDI20101025000826
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.

Areas of Expertise CMS Part B claims 18

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
112 services89 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
100 services82 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
93 services79 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
85 services74 patients
Blood test, thyroid stimulating hormone (tsh) 84443
A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
54 services48 patients
Thyroxine (thyroid chemical), free 84439
The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
51 services46 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91203 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers13 claims54 services$6.61 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Internal Medicine
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
In Home Supportive Care
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Nurse Practitioner (Family)
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Family Medicine
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Behavior Analyst
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Hospice Care, Community Based
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Hospice Care, Community Based
450 N BRAND BLVD STE 600
GLENDALE, CA 91203
Independent Medical Examiner
450 N BRAND BLVD STE 600
GLENDALE, CA 91203

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 William Pullen's NPI number?

The NPI number for William Pullen is 1104977248. It was assigned to this individual provider in the NPPES registry on January 16, 2007.

Where is William Pullen located?

William Pullen practices at 450 N Brand Blvd Ste 600, Glendale, CA 91203. The listed phone number is (818) 369-1170.

What is William Pullen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is William Pullen enrolled in Medicare?

Yes. William Pullen 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 William Pullen was last updated on April 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.