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DR. MAHR F ELDER D.D.S., M.D.
NPI 1841301371
Dentist - Oral and Maxillofacial Surgery in Novato, CA

Active since August 31, 2006PECOS Enrolled
1805 NOVATO BLVD, SUITE #1, NOVATO, CA 94947(415) 892-1190(415) 892-7355 Get Directions Write a Review

NPPES record last updated: March 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mahr F Elder D.d.s., M.d. NPPES

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

DR. MAHR F ELDER D.D.S., M.D. (NPI 1841301371) is an individual oral and maxillofacial surgery provider in Novato, California, licensed in California (46586) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1841301371
Entity TypeIndividualMale
Primary Taxonomy1223S0112X
Provider Legal NameDR. MAHR F ELDERCredential: D.D.S., M.D.
Location Address1805 NOVATO BLVD, SUITE #1Novato, CA 94947-2934
Mailing Address140 Admiral Callaghan Ln Ste BVallejo, CA 94591-4005 · (707) 552-5644 · Fax (707) 552-5644
Phone(415) 892-1190
Fax(415) 892-7355
Sole ProprietorYes
Enumeration DateAugust 31, 2006
Last NPPES UpdateMarch 6, 2025
NPPES CertifiedMarch 6, 2025
✔ NPI 1841301371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers
Taxonomy Code1223S0112X
License✔ Licensed in CA · 46586
Definition
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.
1805 NOVATO BLVD, Novato, CA 94947
Open in Google Maps ↗

Other Identifiers 3

Other9179922CA · Cmsp Provider Number
OtherG9380301CA · Medi-cal Provider Id#
Other523194CA · Medi-cal Id Number

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mahr F Elder D.d.s., M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 94947 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$85.00 typical visit price
range $23.44 – $166.64
Typical copayment $21.25 (range $5.86 – $41.66)
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 7

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

MICHAEL L ROSENTHAL DDS & RAJIV J ANAND DDS INC
Dentist (General Practice)
1805 NOVATO BLVD, SUITE 5
NOVATO, CA 94947
Marin County (415) 892-6901
MAHR ELDER DDS MD P C
Dentist (Oral and Maxillofacial Surgery)
1805 NOVATO BLVD, SUITE 1
NOVATO, CA 94947
Marin County (415) 892-1190
NANCY DERHAM DENTAL CORPORATION
Dentist (General Practice)
1805 NOVATO BLVD, #6
NOVATO, CA 94947
Marin County (415) 892-4721
MRS. NANCY DERHAM DDS
Dentist (General Practice)
1805 NOVATO BLVD, SUITE 6
NOVATO, CA 94947
Marin County (415) 892-4721
RAJIV JOGINDER ANAND DDS
Dentist (General Practice)
1805 NOVATO BLVD, SUITE 5
NOVATO, CA 94947
Marin County (415) 892-6901
MICHAEL LYNN ROSENTHAL DDS
Dentist (General Practice)
1805 NOVATO BLVD, SUITE #5
NOVATO, CA 94947
Marin County (415) 892-6901
DR. LAWSON ERIC EVANS DDS
Dentist (General Practice)
1805 NOVATO BLVD, #4
NOVATO, CA 94947
Marin County (415) 898-0696

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 Mahr Elder's NPI number?

The NPI number for Mahr Elder is 1841301371. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Mahr Elder located?

Mahr Elder practices at 1805 Novato Blvd Suite #1, Novato, CA 94947. The listed phone number is (415) 892-1190.

What is Mahr Elder's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Is Mahr Elder enrolled in Medicare?

Yes. Mahr Elder is registered in the Medicare PECOS enrollment system.

What insurance does Mahr Elder accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 6 other insurers list Mahr Elder as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mahr Elder was last updated on March 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.