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DR. THEODORE N ARMSTRONG M.D.
NPI 1174765952
Emergency Medicine in Santa Maria, CA

Active since March 25, 2009PECOS EnrolledAccepts Medicare Assignment
94.62/100
CMS Quality Rating
1102 E CLARK AVE STE 120A, SANTA MARIA, CA 93455(805) 332-8185 Get Directions Write a Review

NPPES record last updated: September 26, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Theodore N Armstrong M.d. NPPES

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

DR. THEODORE N ARMSTRONG M.D. (NPI 1174765952) is an individual emergency medicine provider in Santa Maria, California, licensed in California (A113222) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Diego, and is a graduate of Washington University School Of Medicine (2009).

NPPES Registry Identity

NPI1174765952
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. THEODORE N ARMSTRONGCredential: M.D.
Location Address1102 E CLARK AVE STE 120ASanta Maria, CA 93455-5175
Mailing Address200 W Arbor Dr, Department Of Emergency Medicine--mc8819San Diego, CA 92103-9000 · (619) 543-6463
Phone(805) 332-8185
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2009
Enumeration DateMarch 25, 2009
Last NPPES UpdateSeptember 26, 2019
✔ NPI 1174765952 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A113222
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1102 E CLARK AVE STE 120A, Santa Maria, CA 93455
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Secondary Practice Location 1

Location 1200 W Arbor Dr, Department of Emergency Medicine--MC8819San Diego, CA 92103-9000 · Phone (619) 543-6463

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Theodore N Armstrong 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 ID5890933501
PECOS Enrollment IDI20130607000077
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

2

Medicare enrollment records show Theodore Armstrong reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cep America - California
6.0 mi
Emergency Medicine
1400 E CHURCH ST
Santa Maria, CA 93454
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1134998867 (California)
  • 1,204 clinicians in this Medicare group
NPI 1962030205 (805) 739-3000
Chase Dennis Emergency Medical Group Inc
277 mi
Emergency Medicine
1165 MONTGOMERY DR
Santa Rosa, CA 95405
  • Reassigned Medicare billing, California enrollment
  • 34 clinicians in this Medicare group
NPI 1033152350 (925) 924-1600

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 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
355 services349 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
285 services258 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
85 services83 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.
17 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93455 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.

94.62/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.67
Improvement Activities40
Cost97.14

Other Providers at the Same Location NPPES 11

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

SCOTT PATRICK PIAZZA
Family Medicine
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
MARIE ANGELI AGUINALDO
Nurse Practitioner
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
ADALBERTO MEDINA JR.
Nurse Practitioner (Family)
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
AMANDA TUEL N.P.
Nurse Practitioner
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
SETA NANOR DARAKDJIAN
Nurse Practitioner
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
MELISSA ROSE SPARSHOTT NP
Nurse Practitioner (Family)
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185
DR. CHERYL JOAN REEDER DO
Emergency Medicine
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8182
MRS. SARAH CATHERINE GREEN P.A.
Physician Assistant (Surgical)
1102 E CLARK AVE STE 120A
SANTA MARIA, CA 93455
Santa Barbara County (805) 332-8185

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 Theodore Armstrong's NPI number?

The NPI number for Theodore Armstrong is 1174765952. It was assigned to this individual provider in the NPPES registry on March 25, 2009.

Where is Theodore Armstrong located?

Theodore Armstrong practices at 1102 E Clark Ave Ste 120A, Santa Maria, CA 93455. The listed phone number is (805) 332-8185.

What is Theodore Armstrong's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Theodore Armstrong enrolled in Medicare?

Yes. Theodore Armstrong 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.

Which organizations bill Medicare for Theodore Armstrong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Theodore Armstrong reassigns Medicare benefits to 2 organizations: Cep America - California (Santa Maria, CA) and Chase Dennis Emergency Medical Group Inc (Santa Rosa, 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 Theodore Armstrong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Theodore Armstrong accept?

Health plans from Anthem Blue Cross and Blue Shield list Theodore Armstrong as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theodore Armstrong was last updated on September 26, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.