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JOHN MARK DEACON M.D.
NPI 1477567923
Emergency Medicine - Undersea and Hyperbaric Medicine in Santa Barbara, CA

Active since July 28, 2006PECOS Enrolled
100/100
CMS Quality Rating
943 VIA LOS PADRES, SANTA BARBARA, CA 93111(805) 680-5544 Get Directions Write a Review

NPPES record last updated: April 3, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About John Mark Deacon M.d. NPPES

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

JOHN MARK DEACON M.D. (NPI 1477567923) is an individual undersea and hyperbaric medicine provider in Santa Barbara, California, licensed in California (A66064) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477567923
Entity TypeIndividualMale
Primary Taxonomy207PE0005X
Provider Legal NameJOHN MARK DEACONCredential: M.D.
Location Address943 VIA LOS PADRESSanta Barbara, CA 93111-1325
Mailing Address943 Via Los PadresSanta Barbara, CA 93111-1325 · (805) 680-5544
Phone(805) 680-5544
Sole ProprietorNo
Enumeration DateJuly 28, 2006
Last NPPES UpdateApril 3, 2026
NPPES CertifiedApril 3, 2026
✔ NPI 1477567923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency Medicine · Undersea and Hyperbaric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207PE0005X
License✔ Licensed in CA · A66064
Definition
A specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns, and bone infections. This specialist also serves as a consultant to other physicians in all aspects of hyperbaric chamber operations, and assesses risks and applies appropriate standards to prevent disease and disability in divers and other persons working in altered atmospheric conditions.
943 VIA LOS PADRES, Santa Barbara, CA 93111
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Other Identifiers 1

Medicaid00A660640CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Mark Deacon M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

3

Medicare enrollment records show John Deacon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

South Coast Wound Care Associates
1.9 mi
Undersea and Hyperbaric Medicine
351 S PATTERSON AVE
Santa Barbara, CA 93111
  • Reassigned Medicare billing, California enrollment
  • 5 clinicians in this Medicare group
NPI 1619224904 (805) 696-7920
Cep America - California
40 mi
Emergency Medicine
1600 N ROSE AVE
Oxnard, CA 93030
  • Reassigned Medicare billing, California enrollment
  • 1,204 clinicians in this Medicare group
NPI 1326339748 (510) 350-2600
Bradley B Bailey MD And Roger B Schechter MD Inc
188 mi
Undersea and Hyperbaric Medicine
10089 WILLOW CREEK RD STE 200
San Diego, CA 92131
  • Reassigned Medicare billing, California enrollment
  • 8 clinicians in this Medicare group
NPI 1831349315 (858) 621-1514

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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.

Removal of skin and tissue, 20.0 sq cm or less 11042
This procedure involves the surgical removal of skin and tissue, up to 20.0 square cm in size. It's often performed to treat conditions like skin cancer or to remove moles, warts, and other skin lesions. The area is numbed and the unwanted tissue is carefully cut out.
18 services17 patients
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.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93111 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
$94.71 typical visit price
range $62.01 – $184.40
Typical copayment $23.67 (range $15.50 – $46.10)
Most-billed visit code 99203
Established Patient
$108.26 typical visit price
range $20.60 – $151.20
Typical copayment $27.06 (range $5.15 – $37.80)
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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality100
Improvement Activities40
Cost100

Reported Quality Measures

Breast Cancer Screening
50%28 patients3/55-star benchmark: 93%
Cervical Cancer Screening
57%23 patients3/55-star benchmark: 98%
Colorectal Cancer Screening
15%73 patients1/55-star benchmark: 88%
Controlling High Blood Pressure
56%36 patients3/55-star benchmark: 91%
Diabetes: Eye Exam
0%33 patients1/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
30%33 patients4/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
100%242 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
97%96 patients4/55-star benchmark: 100%
HIV Screening
36%69 patients3/55-star benchmark: 60%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
32%151 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for Depression and Follow-Up Plan
1%128 patients1/55-star benchmark: 97%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
25%204 patients2/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients screened: 80% · 35 patients
77%35 patients
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
77%77 patients4/55-star benchmark: 91%
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 12% · 98 patients
Patients totalRate: 13% · 98 patients
8%98 patients4/55-star benchmark: 100%
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 10

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

Tape, non-waterproof, per 18 square inches A4450
DME-Medical/Surgical Supplies · category DA000N
2 suppliers37 claims3,080 services$0.10 avg. paid by Medicare
Collagen dressing, sterile, size 16 sq. in. or less, each A6021
DME-Medical/Surgical Supplies · category DA023N
1 supplier47 claims692 services$20.40 avg. paid by Medicare
Alginate or other fiber gelling dressing, wound cover, sterile, pad size 16 sq. in. or less, each dressing A6196
DME-Medical/Surgical Supplies · category DA023N
1 supplier24 claims477 services$6.96 avg. paid by Medicare
Alginate or other fiber gelling dressing, wound cover, sterile, pad size more than 16 sq. in. but less than or equal to 48 sq. in., each dressing A6197
DME-Medical/Surgical Supplies · category DA023N
2 suppliers12 claims229 services$15.82 avg. paid by Medicare
Foam dressing, wound cover, sterile, pad size 16 sq. in. or less, with any size adhesive border, each dressing A6212
DME-Medical/Surgical Supplies · category DA023N
2 suppliers118 claims1,470 services$9.33 avg. paid by Medicare
Gauze, non-impregnated, non-sterile, pad size 16 sq. in. or less, without adhesive border, each dressing A6216
DME-Medical/Surgical Supplies · category DA023N
1 supplier66 claims6,200 services$0.04 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Deacon's NPI number?

The NPI number for John Deacon is 1477567923. It was assigned to this individual provider in the NPPES registry on July 28, 2006.

Where is John Deacon located?

John Deacon practices at 943 Via Los Padres, Santa Barbara, CA 93111. The listed phone number is (805) 680-5544.

What is John Deacon's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Undersea and Hyperbaric Medicine, with taxonomy code 207PE0005X.

Is John Deacon enrolled in Medicare?

Yes. John Deacon is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for John Deacon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Deacon reassigns Medicare benefits to 3 organizations: South Coast Wound Care Associates (Santa Barbara, CA), Cep America - California (Oxnard, CA) and Bradley B Bailey MD And Roger B Schechter MD Inc (San Diego, CA). Each 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 John Deacon'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 John Deacon was last updated on April 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.