1. Home
  2. Directory
  3. California
  4. Santa Rosa
  5. Internal Medicine
  6. NPI Profile

MR. ROBERT BOB-MAN LAM M.D.
NPI 1487210670
Internal Medicine - Gastroenterology in Santa Rosa, CA

Active since May 14, 2019PECOS EnrolledAccepts Medicare Assignment
3975 OLD REDWOOD HWY STE 152, SANTA ROSA, CA 95403(707) 566-5875 Get Directions Write a Review

NPPES record last updated: June 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 10, 2025, Sep 5, 2019, May 14, 2019 (3 updates tracked since 2019).

About Mr. Robert Bob-man Lam M.d. NPPES

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

MR. ROBERT BOB-MAN LAM M.D. (NPI 1487210670) is an individual gastroenterology provider in Santa Rosa, California, licensed in California (A200519) and active in the NPI registry since May 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1487210670
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameMR. ROBERT BOB-MAN LAMCredential: M.D.
Location Address3975 OLD REDWOOD HWY STE 152Santa Rosa, CA 95403-1719
Mailing Address3975 Old Redwood Hwy Ste 152Santa Rosa, CA 95403-1719 · (707) 566-5875
Phone(707) 566-5875
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMay 14, 2019
Last NPPES UpdateJune 10, 20253 updates tracked since enumeration
NPPES CertifiedJune 10, 2025
✔ NPI 1487210670 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A200519
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 63112 (CT)
3975 OLD REDWOOD HWY STE 152, Santa Rosa, CA 95403
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

Mr. Robert Bob-man Lam 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 ID244569762
PECOS Enrollment IDI20250819003697
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 95403 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
$142.00 typical visit price
range $63.04 – $187.01
Typical copayment $35.50 (range $15.76 – $46.75)
Most-billed visit code 99204
Established Patient
$109.88 typical visit price
range $21.02 – $153.40
Typical copayment $27.47 (range $5.25 – $38.35)
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 6

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

DR. RYAN ALEXANDER SMITH M.D.
Physical Medicine & Rehabilitation
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (310) 478-3711
MADHAVI VETSA M.D.
Internal Medicine
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (075) 665-8757
DAVID SIMMONS
Physical Therapist
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (707) 566-5857
STEPHANIE ADAMS GLEASON DPT
Physical Therapist
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (707) 566-5555
AMANDA LY MD
Physical Medicine & Rehabilitation
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (707) 566-5555
MIGUEL ANGEL GARCIA VILLALPANDO DPT
Physical Therapist
3975 OLD REDWOOD HWY STE 152
SANTA ROSA, CA 95403
Sonoma County (707) 566-5857

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 Robert Lam's NPI number?

The NPI number for Robert Lam is 1487210670. It was assigned to this individual provider in the NPPES registry on May 14, 2019.

Where is Robert Lam located?

Robert Lam practices at 3975 Old Redwood Hwy Ste 152, Santa Rosa, CA 95403. The listed phone number is (707) 566-5875.

What is Robert Lam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Robert Lam enrolled in Medicare?

Yes. Robert Lam 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 Robert Lam was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.