What is David Zimmerman's NPI number?

David Zimmerman's National Provider Identifier (NPI) is 1609165687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Zimmerman's specialty?

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

Where is David Zimmerman located?

David Zimmerman's practice location on file with NPPES is 50 Hospital Hill Rd, Sharon, CT 06069-2092.

What is David Zimmerman's phone number?

The practice phone number listed in the NPPES registry for David Zimmerman is (860) 364-4111.

Does David Zimmerman accept Medicare?

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

Is David Zimmerman's NPI active?

Yes — David Zimmerman's NPI (1609165687) is active in the NPPES registry as of the last update on 2025-09-04.

IndividualActiveAccepts Medicare

David Zimmerman, DO

NPI 1609165687 · Emergency Medicine Physician · Sharon, CT

David Zimmerman, DO is a Emergency Medicine Physician provider in Sharon, CT (NPI 1609165687).

Provider details

NPI number: 1609165687
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: DO
Sex: Male
Sole proprietor: Yes
License: 275394 (NY)

Practice location

50 Hospital Hill Rd

Sharon, CT 06069-2092

Phone: (860) 364-4111

Street-level locationGet directions

More CT providers

Mailing address

4529 New Hampshire Ave Nw

Washington, DC 20011-4759

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense OS016916 (PA)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 275394 (NY)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 34.011010 (OH)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 18767 (NH)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense 036171484 (IL)
Allopathic & Osteopathic Physicians

Additional practice locations (4)

100 Dr Warren Tuttle Dr
Harrisburg, IL 62946-2718
Phone: (618) 253-7671
8 Doctors Park Rd
Mount Vernon, IL 62864-6224
Phone: (618) 244-5500
254 Main St
Cadiz, KY 42211-9153
Phone: (270) 522-3215
273 County Rd
New London, NH 03257-5736
Phone: (603) 526-2911

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

Profile Score

Detailed profile(83/100 index)

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

Registry tenure28% of score
15 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
5 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
455 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)
Emergency Department Visit With High Level of Medical Decision Making99285	202	$173
Emergency Department Visit With Moderate Level of Medical Decision Making99284	190	$119
Critical Care, First 30-74 Minutes99291	48	$212
Emergency Department Visit With Low Level of Medical Decision Making99283	15	$70

Typical Medicare-allowed amounts for these services range $70–$212 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Prednisone	51	51
Cephalexin	46	46
Diclofenac Sodium	38	38
Doxycycline Monohydrate	36	36
Ondansetronbrand: Ondansetron Odt	34	34
Azithromycin	29	28
Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass	25	25

Enumerated: 2011-03-30
Last updated: 2025-09-04
Certified: 2025-09-04

Frequently asked questions

What is David Zimmerman's NPI number?: David Zimmerman's National Provider Identifier (NPI) is 1609165687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is David Zimmerman's specialty?: David Zimmerman is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
Where is David Zimmerman located?: David Zimmerman's practice location on file with NPPES is 50 Hospital Hill Rd, Sharon, CT 06069-2092.
What is David Zimmerman's phone number?: The practice phone number listed in the NPPES registry for David Zimmerman is (860) 364-4111.
Does David Zimmerman accept Medicare?: David Zimmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is David Zimmerman's NPI active?: Yes — David Zimmerman's NPI (1609165687) is active in the NPPES registry as of the last update on 2025-09-04.

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)
Emergency Department Visit With High Level of Medical Decision Making99285	202	$173
Emergency Department Visit With Moderate Level of Medical Decision Making99284	190	$119
Critical Care, First 30-74 Minutes99291	48	$212
Emergency Department Visit With Low Level of Medical Decision Making99283	15	$70

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Prednisone	51	51
Cephalexin	46	46
Diclofenac Sodium	38	38
Doxycycline Monohydrate	36	36
Ondansetronbrand: Ondansetron Odt	34	34
Azithromycin	29	28
Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass	25	25

Provider details

Practice location

Mailing address

Specialties & taxonomies

Additional practice locations (4)

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Registry dates

Frequently asked questions

Specialties & taxonomies

Additional practice locations (4)

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)