What is David Harrison's NPI number?

David Harrison's National Provider Identifier (NPI) is 1790775369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Harrison's specialty?

David Harrison is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is David Harrison located?

David Harrison's practice location on file with NPPES is 19 Norwood St, Everett, MA 02149-2709.

What is David Harrison's phone number?

The practice phone number listed in the NPPES registry for David Harrison is (617) 394-7500.

Does David Harrison accept Medicare?

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

Is David Harrison's NPI active?

Yes — David Harrison's NPI (1790775369) is active in the NPPES registry as of the last update on 2023-03-20.

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David Harrison, MD

NPI 1790775369 · Pediatrics Physician · Everett, MA

David Harrison, MD is a Pediatrics Physician provider in Everett, MA (NPI 1790775369).

Provider details

NPI number: 1790775369
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 216239 (MA)

Practice location

19 Norwood St

Everett, MA 02149-2709

Phone: (617) 394-7500

Street-level locationGet directions

More MA providers

Mailing address

5 Arlington St

Winchester, MA 01890-3701

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense 216239 (MA)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 216239 (MA)
Allopathic & Osteopathic Physicians

Additional practice locations (3)

501 Folsom St
San Francisco, CA 94105-3174
Phone: (844) 847-8216
Fax: (415) 520-9150
201 California St Ste 1300
San Francisco, CA 94111-5015
Phone: (844) 847-8216
Fax: (415) 520-9150
5 Arlington St
Winchester, MA 01890-3701
Phone: (857) 334-0884

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

Profile Score

Detailed profile(82/100 index)

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

Registry tenure28% of score
21 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
4 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
468 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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	127	$102
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	108	$103
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	63	$70
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	59	$17
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	56	$69

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	313	96
Amlodipine Besylate	205	69
Omeprazole	152	49
Lisinopril	136	46
Metoprolol Succinate	115	36
Oxycodone Hcl	99	20
Losartan Potassium

Enumerated: 2005-10-25
Last updated: 2023-03-20
Certified: 2023-03-20

Frequently asked questions

What is David Harrison's NPI number?: David Harrison's National Provider Identifier (NPI) is 1790775369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is David Harrison's specialty?: David Harrison is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
Where is David Harrison located?: David Harrison's practice location on file with NPPES is 19 Norwood St, Everett, MA 02149-2709.
What is David Harrison's phone number?: The practice phone number listed in the NPPES registry for David Harrison is (617) 394-7500.
Does David Harrison accept Medicare?: David Harrison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is David Harrison's NPI active?: Yes — David Harrison's NPI (1790775369) is active in the NPPES registry as of the last update on 2023-03-20.

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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	127	$102
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	108	$103
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	63	$70
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	59	$17
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	56	$69