MAUREEN CHRISTIE RIES M.D. - NPI 1750544516 - Obstetrics & Gynecology in La Jolla, CA

Q: What is Maureen Ries's NPI number?

The NPI number for Maureen Ries is 1750544516. It was assigned to this individual provider in the NPPES registry on July 2, 2008.

Q: What is Maureen Ries's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Maureen Ries was last updated on November 13, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

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About Maureen Christie Ries M.d. NPPES

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

MAUREEN CHRISTIE RIES M.D. (NPI 1750544516) is an individual obstetrics & gynecology provider in La Jolla, California, licensed in California (A127234) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of California, San Diego School Of Medicine (2008).

NPPES Registry Identity

NPI1750544516

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameMAUREEN CHRISTIE RIESCredential: M.D.

Location Address8910 VILLA LA JOLLA DRLa Jolla, CA 92037-1701

Mailing AddressFile 57326Los Angeles, CA 90074-7326 · (800) 926-8273

Phone(800) 926-8273

Sole ProprietorNo

Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2008

Enumeration DateJuly 2, 2008

Last NPPES UpdateNovember 13, 20254 updates tracked since enumeration

NPPES CertifiedNovember 13, 2025

✔ NPI 1750544516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in CA · A127234

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

8910 VILLA LA JOLLA DR, La Jolla, CA 92037

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Other Names 1

Former Name (1)Dr. Maureen Christie Loa M.d.

Secondary Practice Locations 3

Location 14168 Front StSan Diego, CA 92103-2030 · Phone (800) 926-8273

Location 216950 Via TazonSan Diego, CA 92127-1607 · Phone (800) 926-8273

Location 31200 Garden View RdEncinitas, CA 92024-2477 · Phone (800) 926-8273

Other Identifiers 2

Medicaid0066528OH

Medicaid3810023292WV

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

Maureen Christie Ries 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 ID4385809961

PECOS Enrollment IDI20141119002748

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 92037 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

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

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 11

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

DR. CYNTHIA A. PURVIANCE M.D.

Emergency Medicine