What is Tiffany Armstrong's NPI number?

Tiffany Armstrong's National Provider Identifier (NPI) is 1861707556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tiffany Armstrong's specialty?

Tiffany Armstrong is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Tiffany Armstrong located?

Tiffany Armstrong's practice location on file with NPPES is 875 E Main St, Waconia, MN 55387-1081.

What is Tiffany Armstrong's phone number?

The practice phone number listed in the NPPES registry for Tiffany Armstrong is (952) 442-9333.

Does Tiffany Armstrong accept Medicare?

Tiffany Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Tiffany Armstrong's NPI active?

Yes — Tiffany Armstrong's NPI (1861707556) is active in the NPPES registry as of the last update on 2010-08-18.

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Tiffany Armstrong, P.A.-C

NPI 1861707556 · Physician Assistant · Waconia, MN

Tiffany Armstrong, P.A.-C is a Physician Assistant provider in Waconia, MN (NPI 1861707556).

Provider details

NPI number: 1861707556
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: P.A.-C
Sex: Female
Sole proprietor: No
License: 1469 (MN)

Practice location

875 E Main St

Waconia, MN 55387-1081

Phone: (952) 442-9333

Street-level locationGet directions

More MN providers

Mailing address

875 E Main St

Waconia, MN 55387-1081

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense 1469 (MN)
Physician Assistants & Advanced Practice Nursing Providers

Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(74/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
16 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
521 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Insertion of Needle Into Vein for Collection of Blood Sample36415	117	$9
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	112	$105
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211	51	$13
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	49	$107
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	45	$148

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	250	68
Losartan Potassium	162	41
Levothyroxine Sodium	145	39
Omeprazole	135	42
Rosuvastatin Calcium	125	37
Lisinopril	109	30
Amlodipine Besylate

Enumerated: 2010-08-18
Last updated: 2010-08-18

Frequently asked questions

What is Tiffany Armstrong's NPI number?: Tiffany Armstrong's National Provider Identifier (NPI) is 1861707556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Tiffany Armstrong's specialty?: Tiffany Armstrong is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Tiffany Armstrong located?: Tiffany Armstrong's practice location on file with NPPES is 875 E Main St, Waconia, MN 55387-1081.
What is Tiffany Armstrong's phone number?: The practice phone number listed in the NPPES registry for Tiffany Armstrong is (952) 442-9333.
Does Tiffany Armstrong accept Medicare?: Tiffany Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Tiffany Armstrong's NPI active?: Yes — Tiffany Armstrong's NPI (1861707556) is active in the NPPES registry as of the last update on 2010-08-18.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Insertion of Needle Into Vein for Collection of Blood Sample36415	117	$9
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	112	$105
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211	51	$13
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	49	$107
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	45	$148