What is Andrew Nielsen's NPI number?

Andrew Nielsen's National Provider Identifier (NPI) is 1790451219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Andrew Nielsen's specialty?

Andrew Nielsen is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Andrew Nielsen located?

Andrew Nielsen's practice location on file with NPPES is 321 Dorchester Ave Ste B, Cambridge, MD 21613-2425.

What is Andrew Nielsen's phone number?

The practice phone number listed in the NPPES registry for Andrew Nielsen is (410) 228-5100.

Does Andrew Nielsen accept Medicare?

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

Is Andrew Nielsen's NPI active?

Yes — Andrew Nielsen's NPI (1790451219) is active in the NPPES registry as of the last update on 2023-08-18.

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Andrew Nielsen

NPI 1790451219 · Physical Therapist · Cambridge, MD

Andrew Nielsen is a Physical Therapist provider in Cambridge, MD (NPI 1790451219).

Provider details

NPI number: 1790451219
Entity type: Individual
Primary specialty: Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Sex: Male
Sole proprietor: No
License: PT029699 (PA)

Practice location

321 Dorchester Ave Ste B

Cambridge, MD 21613-2425

Phone: (410) 228-5100

Street-level locationGet directions

More MD providers

Mailing address

475 Allendale Rd Ste 206

King of Prussia, PA 19406-1495

Specialties & taxonomies

Physical TherapistPrimary225100000XLicense 29531 (MD)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Orthopedic Physical Therapist2251X0800XLicense PT029699 (PA)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Additional practice locations (1)

709 N 2nd St
Philadelphia, PA 19123-3007
Phone: (267) 529-0080

Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(58/100 index)

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

Registry tenure28% of score
5 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
1,566 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)
Therapy Procedure Using Functional Activities97530	554	$33
Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112	456	$26
Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110	309	$22
Electrical Stimulation (unattended), to One Or More Areas for Indication(s) Other Than Wound Care, As Part of a Therapy Plan of CareG0283	94	$9
Therapy Procedure Using Manual Technique, Each 15 Minutes97140	78	$21
Evaluation for Physical Therapy, Typically 30 Minutes97162	32

Enumerated: 2021-08-17
Last updated: 2023-08-18
Certified: 2023-08-18

Frequently asked questions

What is Andrew Nielsen's NPI number?: Andrew Nielsen's National Provider Identifier (NPI) is 1790451219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Andrew Nielsen's specialty?: Andrew Nielsen is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
Where is Andrew Nielsen located?: Andrew Nielsen's practice location on file with NPPES is 321 Dorchester Ave Ste B, Cambridge, MD 21613-2425.
What is Andrew Nielsen's phone number?: The practice phone number listed in the NPPES registry for Andrew Nielsen is (410) 228-5100.
Does Andrew Nielsen accept Medicare?: Andrew Nielsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Andrew Nielsen's NPI active?: Yes — Andrew Nielsen's NPI (1790451219) is active in the NPPES registry as of the last update on 2023-08-18.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (1)

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (1)

Frequently asked questions

Profile Score

What this provider does (Medicare)