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DR. MARY M KOUMAS D.O.
NPI 1306838909
Family Medicine in Lake Forest, CA

Active since August 19, 2005PECOS EnrolledAccepts Medicare Assignment
24401 MUIRLANDS BLVD, SUITE #A, LAKE FOREST, CA 92630(949) 770-1950(949) 770-8599 Get Directions Write a Review

NPPES record last updated: December 9, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Mary M Koumas D.o. NPPES

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

DR. MARY M KOUMAS D.O. (NPI 1306838909) is an individual family medicine provider in Lake Forest, California, licensed in California (20A4402) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (1978).

NPPES Registry Identity

NPI1306838909
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MARY M KOUMASCredential: D.O.
Location Address24401 MUIRLANDS BLVD, SUITE #ALake Forest, CA 92630-3948
Mailing Address24401 Muirlands Blvd, Suite #aLake Forest, CA 92630-3948 · (949) 770-1950 · Fax (949) 770-8599
Phone(949) 770-1950
Fax(949) 770-8599
Sole ProprietorNo
Medical School CMSAt Still University Of Health Sciences, College Of Osteo Med, KirksvilleGraduated 1978
Enumeration DateAugust 19, 2005
Last NPPES UpdateDecember 9, 2008
✔ NPI 1306838909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · 20A4402
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

24401 MUIRLANDS BLVD, Lake Forest, CA 92630
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Other Identifiers 1

Medicare UPINC64510CA

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. Mary M Koumas D.o. 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 ID2769549310
PECOS Enrollment IDI20090325000724
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 5

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.
219 services73 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
61 services45 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
36 services36 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
24 services24 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92630 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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 3

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

LAKE FOREST MEDICAL GROUP, INC.
Family Medicine
24401 MUIRLANDS BLVD, SUITE #A
LAKE FOREST, CA 92630
Orange County (949) 770-1950
PAULA WILSON HAMBLETON
Dentist (General Practice)
24401 MUIRLANDS BLVD, SUITE D
LAKE FOREST, CA 92630
Orange County (714) 586-6114
KATHY MORTAZAVI DDS
Dentist
24401 MUIRLANDS BLVD
LAKE FOREST, CA 92630
Orange County (949) 257-5152

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 Mary Koumas's NPI number?

The NPI number for Mary Koumas is 1306838909. It was assigned to this individual provider in the NPPES registry on August 19, 2005.

Where is Mary Koumas located?

Mary Koumas practices at 24401 Muirlands Blvd Suite #a, Lake Forest, CA 92630. The listed phone number is (949) 770-1950.

What is Mary Koumas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Mary Koumas enrolled in Medicare?

Yes. Mary Koumas 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 Mary Koumas was last updated on December 9, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.