DR. MEGHAN SMALL ZIMMERMAN M.D.
NPI 1609136589
Pediatrics - Pediatric Cardiology in Lebanon, NH

Q: What is Meghan Zimmerman's NPI number?

The NPI number for Meghan Zimmerman is 1609136589. It was assigned to this individual provider in the NPPES registry on May 24, 2012. The provider is also known as Dr. Meghan Ann Small MD.

Q: What is Meghan Zimmerman's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Q: When was this NPI record last updated?

The NPPES record for Meghan Zimmerman was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.

Active since May 24, 2012PECOS Enrolled

69.4/100

CMS Quality Rating

1 MEDICAL CENTER DR, LEBANON, NH 03756(603) 653-9888(603) 640-1228 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 13, 2026, Oct 15, 2019, Mar 15, 2017 and 4 more (7 updates tracked since 2015).

On this page

About Dr. Meghan Small Zimmerman M.d. NPPES

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

DR. MEGHAN SMALL ZIMMERMAN M.D. (NPI 1609136589) is an individual pediatric cardiology provider in Lebanon, New Hampshire, licensed in New Hampshire (20045) and active in the NPI registry since May 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609136589

Entity TypeIndividualFemale

Primary Taxonomy2080P0202X

Provider Legal NameDR. MEGHAN SMALL ZIMMERMANCredential: M.D.

Location Address1 MEDICAL CENTER DRLebanon, NH 03756-0001

Mailing AddressOne Medical Center Drive, Pediatric CardiologyLebanon, NH 03756-0001 · (603) 653-9888

Phone(603) 653-9888

Fax(603) 640-1228

Sole ProprietorNo

Enumeration DateMay 24, 2012

Last NPPES UpdateJanuary 13, 20267 updates tracked since enumeration

NPPES CertifiedJanuary 13, 2026

✔ NPI 1609136589 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0202X

License✔ Licensed in NH · 20045

Definition

A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.

1 MEDICAL CENTER DR, Lebanon, NH 03756

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Other Names 1

Former Name (1)Dr. Meghan Ann Small Md

Other Identifiers 3

OtherU400255409RI · Ngs-medicare

Medicaid110104773AMA

Medicaid1609136589RI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Meghan Small Zimmerman M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

Medicare enrollment records show Meghan Zimmerman reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mary Hitchcock Memorial Hospital

Same address

General Acute Care Hospital

1 MEDICAL CENTER DR
Lebanon, NH 03756

Reassigned Medicare billing, New Hampshire enrollment
2,620 clinicians in this Medicare group

NPI 1629788237 (603) 650-5000

Weeks Medical Center

23 mi

Rural Health

536 COTTAGE ST
Littleton, NH 03561

Reassigned Medicare billing, New Hampshire enrollment
126 clinicians in this Medicare group

NPI 1578155560 (603) 788-2521

Dartmouth-Hitchcock Clinic

29 mi

Internal Medicine

ONE MEDICAL CENTER DR
Lebanon, NH 03756

Reassigned Medicare billing, New Hampshire enrollment
2,999 clinicians in this Medicare group

NPI 1548210198 (603) 650-5000

Androscoggin Valley Hospital Inc

49 mi

General Practice

7 PAGE HILL RD
Berlin, NH 03570

Reassigned Medicare billing, New Hampshire enrollment
Also billed through NPI 1386680593 (New Hampshire)
129 clinicians in this Medicare group

NPI 1679526644 (603) 752-2300

Upper Connecticut Valley Hospital Association

67 mi

Critical Access

181 CORLISS LANE
Colebrook, NH 03576

Reassigned Medicare billing, New Hampshire enrollment
63 clinicians in this Medicare group

NPI 1861489437 (603) 237-4971

Cheshire Medical Center

74 mi

Family Medicine

590 COURT ST
Keene, NH 03431

Reassigned Medicare billing, New Hampshire enrollment
450 clinicians in this Medicare group

NPI 1306349444 (603) 354-5400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

69.4/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

55.64

Promoting Interoperability

100

Improvement Activities

Cost

42.36

Other Providers at the Same Location NPPES 20

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

MRS. JANICE M BRENNAN APRN

Nurse Practitioner (Family)

1 MEDICAL CENTER DR, DHMC DEPARTMENT OF OCCUPATION MEDICINE
LEBANON, NH 03756

Grafton County (603) 560-5000

MS. SHELLEY GRACE BENSON R.PH.

Pharmacist (Oncology)

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5417

ELIAS LOUKAS M.D.

Internal Medicine

1 MEDICAL CENTER DR, DHMC SECTION OF HOSPITAL MEDICINE
LEBANON, NH 03756

Grafton County (603) 650-8380

SARAH S SEO MD

Otolaryngology

1 MEDICAL CENTER DR, OTOLARYNGOLOGY
LEBANON, NH 03756

Grafton County (603) 650-8123

DR. SRINIVAS J. IVATURY MD

Colon & Rectal Surgery

1 MEDICAL CENTER DR, COLON & RECTAL SURGERY DEPARTMENT
LEBANON, NH 03756

Grafton County (603) 650-8113

TIMOTHY EARLEY D.O.

Student in an Organized Health Care Education/Training Program

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (201) 694-0663

HANNAH ELIZABETH FOOTE BENSIMHON M.D.

Internal Medicine (Cardiovascular Disease)

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5000

EMILE JOSEPH HASAN M.D.

Student in an Organized Health Care Education/Training Program

1 MEDICAL CENTER DR
LEBANON, NH 03756

Grafton County (603) 650-5000

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 Meghan Zimmerman's NPI number?

The NPI number for Meghan Zimmerman is 1609136589. It was assigned to this individual provider in the NPPES registry on May 24, 2012. The provider is also known as Dr. Meghan Ann Small MD.

Where is Meghan Zimmerman located?

Meghan Zimmerman practices at 1 Medical Center Dr, Lebanon, NH 03756. The listed phone number is (603) 653-9888.

What is Meghan Zimmerman's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is Meghan Zimmerman enrolled in Medicare?

Yes. Meghan Zimmerman is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Meghan Zimmerman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Meghan Zimmerman reassigns Medicare benefits to 6 organizations: Mary Hitchcock Memorial Hospital (Lebanon, NH), Weeks Medical Center (Littleton, NH), Dartmouth-Hitchcock Clinic (Lebanon, NH), Androscoggin Valley Hospital Inc (Berlin, NH), Upper Connecticut Valley Hospital Association (Colebrook, NH) and 1 more organization, listed in the Medicare section above. 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 Meghan Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Meghan Zimmerman accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Meghan Zimmerman 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 Meghan Zimmerman was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.