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Dr. Thomas J. Lambert, MD
NPI1285672550PAC ID1759286198
- Medicare services, 2021
- 45
- Part D claims, 2024
- 262
- Publications
- 6
- Hospital affiliations
- 4
- Industry payments
- $18
- Practice address
- 745 Main Street, Cedarville, CA 96104
- Practice phone
- Call (916) 279-6115
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surprise Valley Medical Clinic
Rural Health Clinic - Hospital-Owned · Cedarville, California
Find Dr. Lambert's professional email, personal email and mobile number
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Dr. Thomas J. Lambert is an emergency medicine physician in Cedarville, California
Dr. Lambert practices at Surprise Valley Medical Clinic in Cedarville, California.
Dr. Lambert's NPI, 1285672550, was assigned on June 2, 2006. Dr. Lambert graduated from Boston University School Of Medicine in 1974. Dr. Lambert holds California license G30066.
NPI and contact details
- NPI
- 1285672550NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759286198
- NPI enumeration date
- June 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 279-6115
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas J. Lambert practices at Surprise Valley Medical Clinic in Cedarville, California
Dr. Lambert's primary practice is Surprise Valley Medical Clinic, at 745 Main Street, Cedarville, CA 96104. The practice phone is (916) 279-6115.
- Surprise Valley Medical Clinic745 Main Street, Cedarville, CA 96104Phone(916) 279-6115
Source: Dmand AI Affiliation Data
Dr. Thomas J. Lambert is affiliated with 5 sites of care and 2 medical groups
Dr. Lambert's primary practice is Surprise Valley Medical Clinic in Cedarville, California. Dr. Lambert is also affiliated with Surprise Valley Community Hospital. The medical group on file is Surprise Valley Community Hospital. Dmand AI also links Dr. Lambert to 3 more hospitals and 1 medical group, each named with a free account. Dr. Lambert's employer is on file too: a rural health clinic (rhc).
Surprise Valley Medical ClinicPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas J. Lambert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lambert practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surprise Valley Medical Clinic | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas J. Lambert is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Lambert's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Lambert is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Lambert's licenses on file in 4 states: California, Montana, West Virginia and Pennsylvania.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Montana license
- West Virginia license
- Pennsylvania license
Emergency medicine physicians near Dr. Lambert
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
7,423emergency medicine physicians in California
3emergency medicine physicians in Cedarville
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Lambert billed Medicare for 45 services in 2021
CMS data shows 45 Medicare services from Dr. Lambert across 1 procedure code in 2021. Medicare paid $2,631 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202145
Paid by Medicare$2,631
Procedure codes1
Dr. Lambert's Medicare services by type, 2018 to 2021
- 2018
- 2021
- Office and hospital visits
- 2018: 132021: 45246%
Dr. Lambert compared with the California median for emergency medicine physicians, 2021
- Dr. Lambert
- California median
- Medicare services
- 45vs 26583% below
- Part D claims
- 25vs 6260% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Lambert's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Lambert?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lambert and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Lambert's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Lambert's median patient age at 68, with 59% women.
Dr. Lambert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women59%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. Thomas J. Lambert wrote 262 Medicare Part D claims in 2024
In 2024, Dr. Lambert wrote 262 Medicare Part D claims for 60 patients. 91% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $393 in total drug cost. In 2023, CMS named 238 claims across 14 drugs.
Part D claims, 2024262
Drugs named by CMS2
Total drug cost$393
Part D patients60
Dr. Lambert's Part D claims by kind of drug, 2024
- Generic238 claims91%
- Brand-name and other24 claims9%
Dr. Lambert's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lambert's Part D claims, 2024
- Opioids15%38 of 262 claims
- Antibiotics7%18 of 262 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2382024: 2589%
Drugs named by CMS: 2 in 2024, 14 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Thomas J. Lambert takes part in Medicare
Dr. Lambert accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Thomas J. Lambert has 6 publications on record
Dmand AI links 6 papers to Dr. Lambert. The most frequent topics are Diagnosis, Differential and Skin Neoplasms. Dr. Lambert's most frequent co-authors are Jason Marshall Hoover, MD, Alan D. Kaye, MD and Amir R. Baluch, MD.
Papers6
Topics Dr. Lambert writes about most
- Diagnosis, Differential
- Skin Neoplasms
Dr. Lambert's most frequent co-authors
- Jason Marshall Hoover, MD2 shared papers
- Alan D. Kaye, MD2 shared papers
- Amir R. Baluch, MD1 shared paper
Recent publications by Dr. Lambert
J Drugs Dermatol
Administration, CutaneousAntimetabolites, AntineoplasticCarcinoma, Squamous Cell
CryotherapyCurettageKeratosis
Arch Dermatol
Antineoplastic Combined Chemotherapy ProtocolsBiopsyDiagnosis, Differential
J Altern Complement Med
AnxietyBlood PressureHeart Rate
See who Dr. Lambert researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lambert works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas J. Lambert received $18 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Lambert from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Lundbeck LLC paid the most, $18.
Companies that paid Dr. Lambert the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas J. Lambert graduated from Boston University School Of Medicine
Dr. Lambert graduated from Boston University School Of Medicine in 1974.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Thomas J. Lambert accepts plans from 6 insurance carriers
Dr. Lambert is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Lambert accepts, by number of carriers
- Medicare6
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas J. Lambert's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Thomas J. Lambert
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Thomas J. Lambert's NPI number?
Dr. Thomas J. Lambert's NPI number is 1285672550. It was assigned on June 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Lambert?
Dr. Thomas J. Lambert is an emergency medicine physician in Cedarville, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Thomas J. Lambert practice?
Dr. Lambert practices at 745 Main Street, Cedarville, CA 96104. Dr. Lambert's primary practice is Surprise Valley Medical Clinic in Cedarville, California. Dmand AI also links Dr. Lambert to 3 hospitals and 1 medical group.
What is Dr. Thomas J. Lambert's office phone number?
The practice phone on file for Dr. Lambert is (916) 279-6115.
What is Dr. Thomas J. Lambert's medical license number?
Dr. Lambert holds California license G30066, one of the licenses on file in 4 states.
Which states has Dr. Thomas J. Lambert been licensed in?
Dmand AI has state licenses on file for Dr. Lambert in California (1975 to 2027), Montana (1988 to 2015), West Virginia (1983 to 1991) and Pennsylvania (1982 to 1988).
Which hospitals is Dr. Thomas J. Lambert affiliated with?
Dr. Lambert is affiliated with Surprise Valley Community Hospital. Dmand AI links Dr. Lambert to 3 more hospitals.
What medical group is Dr. Thomas J. Lambert part of?
Dr. Lambert is linked to Surprise Valley Community Hospital. Dmand AI links Dr. Lambert to 1 more medical group.
Does Dr. Thomas J. Lambert accept Medicare?
Yes. CMS data shows Dr. Lambert billed Medicare for 45 services in 2021, and Dr. Lambert accepts Medicare assignment.
Is Dr. Thomas J. Lambert board certified?
Yes. Dr. Lambert is board certified in internal medicine by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Thomas J. Lambert bill to Medicare?
In 2021, Dr. Lambert's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Thomas J. Lambert go to medical school?
Dr. Lambert graduated from Boston University School Of Medicine in 1974.
What drugs does Dr. Thomas J. Lambert prescribe most?
In 2024 Medicare Part D data, Dr. Lambert's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Furosemide.
Has Dr. Thomas J. Lambert received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Dr. Lambert from 1 company from 2021 to 2021. The largest total came from Lundbeck LLC.
How long has Dr. Thomas J. Lambert been practicing?
Dr. Lambert graduated from medical school in 1974, 52 years ago.
Does Dr. Thomas J. Lambert do research?
Dmand AI links 6 publications to Dr. Lambert.
Who does Dr. Thomas J. Lambert publish with?
Dr. Lambert's most frequent co-authors are Jason Marshall Hoover, MD (2 shared papers), Alan D. Kaye, MD (2 shared papers) and Amir R. Baluch, MD (1 shared paper).
What insurance does Dr. Thomas J. Lambert accept?
Dr. Lambert is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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