NICHOLAS SPENCER BENJAMIN LACKMAN BAKER MD
NPI 1760060115
Psychiatry & Neurology - Psychiatry in San Mateo, CA

Active since March 29, 2021PECOS EnrolledAccepts Medicare Assignment
1900 OFARRELL ST STE 140, SAN MATEO, CA 94403(650) 393-4788 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 3, 2026, Dec 16, 2025, Aug 16, 2022 and 1 more (4 updates tracked since 2021).

About Nicholas Spencer Benjamin Lackman Baker Md NPPES

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

NICHOLAS SPENCER BENJAMIN LACKMAN BAKER MD (NPI 1760060115) is an individual psychiatry provider in San Mateo, California, licensed in California (A201790) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (2021).

NPPES Registry Identity

NPI1760060115
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameNICHOLAS SPENCER BENJAMIN LACKMAN BAKERCredential: MD
Location Address1900 OFARRELL ST STE 140San Mateo, CA 94403-1332
Mailing Address1900 Ofarrell St Ste 140San Mateo, CA 94403-1332 · (650) 393-4788
Sole ProprietorNo
Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 2021
Enumeration DateMarch 29, 2021
Last NPPES UpdateSeptember 3, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2026
✔ NPI 1760060115 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A201790
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.
1900 OFARRELL ST STE 140, San Mateo, CA 94403

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nicholas Spencer Benjamin Lackman Baker Md 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 ID2668856147
PECOS Enrollment IDI20250724002125
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 Reassignment

Medicare enrollment records show Nicholas Lackman Baker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Psychiatry
2020 MILVIA ST STE 440
Berkeley, CA 94704
  • Reassigned Medicare billing, California enrollment
  • 116 clinicians in this Medicare group

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 94403 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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

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

Psychiatry & Neurology (Psychiatry)
1900 OFARRELL ST STE 140
SAN MATEO, CA 94403

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 Nicholas Lackman Baker's NPI number?

The NPI number for Nicholas Lackman Baker is 1760060115. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Where is Nicholas Lackman Baker located?

Nicholas Lackman Baker practices at 1900 Ofarrell St Ste 140, San Mateo, CA 94403. The listed phone number is (650) 393-4788.

What is Nicholas Lackman Baker's specialty?

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

Is Nicholas Lackman Baker enrolled in Medicare?

Yes. Nicholas Lackman Baker 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.

Which organization bills Medicare for Nicholas Lackman Baker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Lackman Baker reassigns Medicare benefits to Bay Psychiatric Associates (Berkeley, CA). The 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 Nicholas Lackman Baker'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 Nicholas Lackman Baker was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.