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JEFFREY CAPLAN MD
NPI 1629182969
Psychiatry & Neurology - Psychiatry in Larkspur, CA

Active since August 17, 2006PECOS Enrolled
900 LARKSPUR LANDING CIR STE 160, LARKSPUR, CA 94939(707) 258-8757(707) 253-0457 Get Directions Write a Review

NPPES record last updated: December 5, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Jeffrey Caplan Md NPPES

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

JEFFREY CAPLAN MD (NPI 1629182969) is an individual psychiatry provider in Larkspur, California, licensed in California (G88706) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629182969
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameJEFFREY CAPLANCredential: MD
Location Address900 LARKSPUR LANDING CIR STE 160Larkspur, CA 94939-1766
Mailing Address900 Larkspur Landing Cir Ste 160Larkspur, CA 94939-1766 · (707) 258-8757 · Fax (707) 253-0457
Phone(707) 258-8757
Fax(707) 253-0457
Sole ProprietorNo
Enumeration DateAugust 17, 2006
Last NPPES UpdateDecember 5, 2022
NPPES CertifiedDecember 5, 2022
✔ NPI 1629182969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · G88706✔ Licensed in NV · 9874
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
900 LARKSPUR LANDING CIR STE 160, Larkspur, CA 94939
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jeffrey Caplan Md 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Jeffrey Caplan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Traditions Psychiatry Group, P.C
37 mi
Psychiatry
1287 FULTON RD
Santa Rosa, CA 95401
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Traditions Psychiatry Group PC
  • 98 clinicians in this Medicare group
NPI 1083802979 (707) 258-8757
County Of Humboldt
214 mi
Community/Behavioral Health
720 WOOD ST
Eureka, CA 95501
  • Reassigned Medicare billing, California enrollment
  • 65 clinicians in this Medicare group
NPI 1033300306 (707) 268-2900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94939 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
$202.63 typical visit price
range $69.07 – $202.63
Typical copayment $50.65 (range $17.26 – $50.65)
Most-billed visit code 99205
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 4

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

DR. SARAH INGRID HAYNAL M.D.
Psychiatry & Neurology (Psychiatry)
900 LARKSPUR LANDING CIR STE 160
LARKSPUR, CA 94939
Marin County (707) 258-8757
RAJDIP BARMAN MD
Psychiatry & Neurology (Psychiatry)
900 LARKSPUR LANDING CIR STE 160
LARKSPUR, CA 94939
Marin County (707) 258-8757
HUGH NGUYEN
Psychiatry & Neurology (Psychiatry)
900 LARKSPUR LANDING CIR STE 160
LARKSPUR, CA 94939
Marin County (707) 258-8757
HALEY MAYENKAR
Psychiatry & Neurology (Psychiatry)
900 LARKSPUR LANDING CIR STE 160
LARKSPUR, CA 94939
Marin County (707) 258-8757

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 Jeffrey Caplan's NPI number?

The NPI number for Jeffrey Caplan is 1629182969. It was assigned to this individual provider in the NPPES registry on August 17, 2006.

Where is Jeffrey Caplan located?

Jeffrey Caplan practices at 900 Larkspur Landing Cir Ste 160, Larkspur, CA 94939. The listed phone number is (707) 258-8757.

What is Jeffrey Caplan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Jeffrey Caplan enrolled in Medicare?

Yes. Jeffrey Caplan is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jeffrey Caplan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Caplan reassigns Medicare benefits to 2 organizations: Traditions Psychiatry Group, P.C (Santa Rosa, CA) and County Of Humboldt (Eureka, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jeffrey Caplan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jeffrey Caplan was last updated on December 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.