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DR. JOHN WALTER LACE M.D., F.C.C.P.
NPI 1104840461
Internal Medicine - Critical Care Medicine in Grass Valley, CA

Active since July 27, 2006PECOS EnrolledAccepts Medicare Assignment
96.5/100
CMS Quality Rating
140 LITTON DR STE 120, GRASS VALLEY, CA 95945(530) 477-7782(530) 477-7792 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John Walter Lace M.d., F.c.c.p. NPPES

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

DR. JOHN WALTER LACE M.D., F.C.C.P. (NPI 1104840461) is an individual critical care medicine provider in Grass Valley, California, licensed in California (G085476) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Pittsburgh School Of Medicine (1986).

NPPES Registry Identity

NPI1104840461
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameDR. JOHN WALTER LACECredential: M.D., F.C.C.P.
Location Address140 LITTON DR STE 120Grass Valley, CA 95945-5080
Mailing Address140 Litton Dr Ste 120Grass Valley, CA 95945-5080 · (530) 477-7782 · Fax (530) 477-7792
Phone(530) 477-7782
Fax(530) 477-7792
Sole ProprietorNo
Medical School CMSUniversity Of Pittsburgh School Of MedicineGraduated 1986
Enumeration DateJuly 27, 2006
Last NPPES UpdateMay 5, 2026
NPPES CertifiedMay 5, 2026
✔ NPI 1104840461 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in CA · G085476
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
140 LITTON DR STE 120, Grass Valley, CA 95945
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Other Identifiers 1

Medicaid00G854760CA

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

Dr. John Walter Lace M.d., F.c.c.p. 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 ID3072581024
PECOS Enrollment IDI20040921000293
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.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
444 services320 patients
Test to examine how well the lungs exchange gases 94729
This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.
209 services205 patients
Test to determine lung volumes using sensors 94726
This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.
207 services204 patients
Test to measure expiratory airflow and volume changes before and after medication administration 94060
This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.
199 services197 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
103 services93 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
74 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95945 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
$133.94 typical visit price
range $58.87 – $176.60
Typical copayment $33.48 (range $14.71 – $44.15)
Most-billed visit code 99204
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.34
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
97%710 patients4/55-star benchmark: 100%
Chronic Obstructive Pulmonary Disease (COPD): Spirometry Evaluation
Percentage of patients aged 18 years and older with a diagnosis of COPD who had spirometry results documented
51%265 patients3/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%1,609 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
94%215 patients4/55-star benchmark: 100%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
25%529 patients2/55-star benchmark: 98%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
97%235 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
33%365 patients2/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
90%659 patients4/55-star benchmark: 95%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
50%915 patients3/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
70%33 patients3/55-star benchmark: 100%
Preventive Care and Screening: Unhealthy Alcohol Use: Screening & Brief Counseling
Percentage of patients aged 18 years and older who were screened for unhealthy alcohol use using a systematic screening method at least once within the last 24 months AND who received brief counseling if identified as an unhealthy alcohol user
65%474 patients3/55-star benchmark: 100%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
99%365 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
25%365 patients2/55-star benchmark: 79%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 32

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
11 suppliers253 claims253 services$42.91 avg. paid by Medicare
Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003
DME-Other DME · category DE000N
3 suppliers18 claims35 services$1.41 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
12 suppliers283 claims283 services$109.96 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
12 suppliers280 claims775 services$40.72 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
9 suppliers148 claims825 services$23.66 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
7 suppliers89 claims507 services$17.92 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SIERRA NEVADA PRIMARY CARE
Pediatrics
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Nevada County (530) 272-9770
DR. HUY ANH NGUYEN D.O.
Family Medicine
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Nevada County (530) 272-9770
LINDA MARIE MCINTOSH NP
Registered Nurse (Community Health)
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Nevada County (530) 272-9770
SIERRA NEVADA PRIMARY CARE
Pediatrics
140 LITTON DR STE 120
GRASS VALLEY, CA 95945
Nevada County (530) 272-9770

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 John Lace's NPI number?

The NPI number for John Lace is 1104840461. It was assigned to this individual provider in the NPPES registry on July 27, 2006.

Where is John Lace located?

John Lace practices at 140 Litton Dr Ste 120, Grass Valley, CA 95945. The listed phone number is (530) 477-7782.

What is John Lace's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is John Lace enrolled in Medicare?

Yes. John Lace 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 John Lace was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.