MARK MEHRDAD DAVIDSON M.D.
NPI 1164459178
Internal Medicine in Los Angeles, CA

Active since June 26, 2006PECOS Enrolled
16.73/100
CMS Quality Rating
8631 W 3RD ST, 1135-E, LOS ANGELES, CA 90048(310) 855-0222(310) 652-1905 Get Directions Write a Review

NPPES record last updated: January 29, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Mark Mehrdad Davidson M.d. NPPES

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

MARK MEHRDAD DAVIDSON M.D. (NPI 1164459178) is an individual internal medicine provider in Los Angeles, California, licensed in California (A67586) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1997).

NPPES Registry Identity

NPI1164459178
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK MEHRDAD DAVIDSONCredential: M.D.
Location Address8631 W 3RD ST, 1135-ELos Angeles, CA 90048-5901
Mailing AddressPo Box 7487Beverly Hills, CA 90212-7487 · (310) 855-0222 · Fax (310) 652-1905
Fax(310) 652-1905
Sole ProprietorYes
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1997
Enumeration DateJune 26, 2006
Last NPPES UpdateJanuary 29, 2008
NPI 1164459178 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · A67586
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 ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X · License A67586 (CA)
Also ListedInternal Medicine · HepatologyTaxonomy 207RI0008X · License A67586 (CA)
8631 W 3RD ST, Los Angeles, CA 90048

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mark Mehrdad Davidson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID648261727
PECOS Enrollment IDI20040518001588
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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
483 services99 patients
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.
479 services254 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
210 services65 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
195 services195 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
180 services66 patients
Breath test analysis for helicobacter pylori 83013
A breath test for Helicobacter pylori is a non-invasive procedure that helps detect bacteria causing stomach issues. You'll swallow a harmless substance containing a special carbon atom. If the bacteria are present, they'll release this atom in your breath, which can be detected.
59 services54 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90048 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

16.73/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0
Cost55.76

Referred Medical Equipment & Supplies CMS DME claims 3

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

Parenteral nutrition solution, not otherwise specified, 10 grams lipids B4185
Other-Enteral and Parenteral · category OB005N
1 supplier12 claims239 services$11.32 avg. paid by Medicare
Parenteral nutrition supply kit; premix, per day B4220
Other-Enteral and Parenteral · category OB005N
1 supplier12 claims82 services$8.07 avg. paid by Medicare
Parenteral nutrition administration kit, per day B4224
Other-Enteral and Parenteral · category OB005N
1 supplier12 claims82 services$25.19 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.

Podiatrist (Foot & Ankle Surgery)
8631 W 3RD ST, SUITE 940-E
LOS ANGELES, CA 90048
Internal Medicine (Rheumatology)
8631 W 3RD ST, STE# 540E
LOS ANGELES, CA 90048
Specialist
8631 W 3RD ST, SUITE 1135E
LOS ANGELES, CA 90048
Podiatrist (Foot & Ankle Surgery)
8631 W 3RD ST, SUITE 303 E
LOS ANGELES, CA 90048
Obstetrics & Gynecology
8631 W 3RD ST, 1125 E
LOS ANGELES, CA 90048
Allergy & Immunology (Allergy)
8631 W 3RD ST, 925E
LOS ANGELES, CA 90048
Specialist
8631 W 3RD ST, STE 825E
LOS ANGELES, CA 90048
Internal Medicine (Pulmonary Disease)
8631 W 3RD ST, SUITE 735
LOS ANGELES, CA 90048

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 Davidson's NPI number?

The NPI number for Mark Davidson is 1164459178. It was assigned to this individual provider in the NPPES registry on June 26, 2006.

Where is Mark Davidson located?

Mark Davidson practices at 8631 W 3rd St 1135-E, Los Angeles, CA 90048. The listed phone number is (310) 855-0222.

What is Mark Davidson's specialty?

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

Is Mark Davidson enrolled in Medicare?

Yes. Mark Davidson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mark Davidson was last updated on January 29, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.