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Edit this profileBased in Grass Valley, CA, John W. Lace, M.D., F.C.C.P. is listed in the NPI registry under internal medicine. John graduated from University of Pittsburgh School of Medicine in 1986. John is also listed as specializing in critical care medicine. Medicare claims data shows John provided 1,364 services to 1,173 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, test to examine how well the lungs exchange gases, and test to determine lung volumes using sensors. NPI 1104840461 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
140 LITTON DR STE 120
Grass Valley, CA 95945
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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1,364 services · 1,173 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
209 | More than most peers in Internal Medicine |
| Test to determine lung volumes using sensors | Treatment | 94726 |
207 | More than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
199 | More than most peers in Internal Medicine |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
21 | As often as other peers in Internal Medicine |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
11 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
444 | More than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
103 | As often as other peers in Internal Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
74 | Less often than most peers in Internal Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
60 | More often than most peers in Internal Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
25 | As often as other peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
John W. Lace, M.D. is an internist in Grass Valley, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
John W. Lace, M.D. is listed at 140 Litton Dr Ste 120, Grass Valley, CA 95945. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (530) 477-7782. Contact the office directly to confirm availability and scheduling.
NPI registry
John W. Lace, M.D.'s National Provider Identifier is 1104840461. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
John W. Lace, M.D. attended University of Pittsburgh School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
John W. Lace, M.D. has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, John W. Lace, M.D. provides treatments such as test to examine how well the lungs exchange gases and test to determine lung volumes using sensors, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by John W. Lace, M.D.. If this is you, claiming it is free.
Guide.md
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