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MRS. MARIA THERESA AMMERMANN NP
NPI 1750594131
Nurse Practitioner - Family in Downey, CA

Active since May 08, 2007PECOS EnrolledAccepts Medicare Assignment
9353 IMPERIAL HWY, DOWNEY, CA 90242(562) 657-2944(562) 657-2446 Get Directions Write a Review

NPPES record last updated: December 2, 2021. Verified against the NPPES registry weekly; last sync: September 13, 2026.

About Mrs. Maria Theresa Ammermann Np NPPES

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

MRS. MARIA THERESA AMMERMANN NP (NPI 1750594131) is an individual family provider in Downey, California, licensed in California (12398) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1750594131
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. MARIA THERESA AMMERMANNCredential: NP
Location Address9353 IMPERIAL HWYDowney, CA 90242
Mailing Address9353 Imperial HwyDowney, CA 90242-2812 · (562) 657-2944 · Fax (562) 657-2446
Phone(562) 657-2944
Fax(562) 657-2446
Sole ProprietorYes
Medical School CMSOtherGraduated 2001
Enumeration DateMay 8, 2007
Last NPPES UpdateDecember 2, 2021
NPPES CertifiedDecember 2, 2021
✔ NPI 1750594131 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 12398
9353 IMPERIAL HWY, Downey, CA 90242
Open in Google Maps ↗

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

Mrs. Maria Theresa Ammermann Np 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 ID2466500335
PECOS Enrollment IDI20090502000011
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90242 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 20

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

DR. DANNY HYUN KIM DPT
Physical Therapist
9353 IMPERIAL HWY, PHYSICAL THERAPY GMO 3RD FLOOR
DOWNEY, CA 90242
Los Angeles County (562) 657-2682
ASHLEY VINH CHANG PT, DPT
Physical Therapist
9353 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (833) 574-2273
QUENNIE M. BASA PHYSICAL THERAPIST
Physical Therapist (Orthopedic)
9353 IMPERIAL HWY, GARDEN MEDICAL OFFICE 3RD FLOOR
DOWNEY, CA 90242
Los Angeles County (562) 657-2428
ELIZABETH PICINIC NORHEIM M.D.
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
9353 IMPERIAL HWY, FL 1
DOWNEY, CA 90242
Los Angeles County (562) 657-4243
KRISTINE JOAN PARKER M.A.
Speech-Language Pathologist
9353 IMPERIAL HWY, 3RD FLOOR
DOWNEY, CA 90242
Los Angeles County (562) 657-4909
MRS. LORI TAGAMI P.T.
Physical Therapist
9353 IMPERIAL HWY, PHYSICAL MEDICINE, GARDEN MEDICAL BUILDING 3RD FLOOR
DOWNEY, CA 90242
Los Angeles County (562) 657-4803
CARITIA OROZCO
Physical Therapist
9353 IMPERIAL HWY
DOWNEY, CA 90242
Los Angeles County (800) 823-4040
MR. MICHAEL HENRY LEAL PT, MPT
Physical Therapist (Orthopedic)
9353 IMPERIAL HWY, PM & R GARDEN BLDG 3RD FLOOR
DOWNEY, CA 90242
Los Angeles County (562) 657-4803

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 Maria Theresa Ammermann's NPI number?

The NPI number for Maria Theresa Ammermann is 1750594131. It was assigned to this individual provider in the NPPES registry on May 8, 2007.

Where is Maria Theresa Ammermann located?

Maria Theresa Ammermann practices at 9353 Imperial Hwy, Downey, CA 90242. The listed phone number is (562) 657-2944.

What is Maria Theresa Ammermann's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Maria Theresa Ammermann enrolled in Medicare?

Yes. Maria Theresa Ammermann 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 Maria Theresa Ammermann was last updated on December 2, 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.