What is Oliver Herfort's specialty?

Oliver Herfort (NPI 1497774848) is a Medicare-billing provider whose primary specialty is Internal Medicine in Claremont, NH.

Where does Oliver Herfort practice?

Oliver Herfort practices in Claremont, NH, based on the location reported in the CMS Medicare provider datasets for NPI 1497774848.

How much does Medicare pay Oliver Herfort?

Oliver Herfort (NPI 1497774848) received approximately $51K in total Medicare Part B payments, serving 372 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1497774848

Oliver HerfortMD

Internal MedicineClaremont, NHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

473

Unique beneficiaries

—

Total services

624

Distinct HCPCS

Medicare payment

$47K

Peer benchmark

Total Medicare services vs. 460 Internal Medicine providers in NH — above median (cohort median 578).

PRESCRIBING · PART D · 2024

Total Rx claims

4,344

Beneficiaries

—

Total drug cost

$271K

Distinct drugs

Brand share

17.0%

Top prescribed drugs

Atorvastatin Calcium362 claims

Lisinopril331 claims

Losartan Potassium197 claims

Amlodipine Besylate183 claims

Omeprazole145 claims

QUALITY · MIPS · 2024

Final MIPS score

79.7

Quality

53.5

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.20%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Oliver Herfort's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 26 inbound referrers · 42 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
VALLEY REGIONAL HOSPITAL INC.	580	4,654
MARY HITCHCOCK MEMORIAL HOSPITAL	124	480
Katrina Acosta Diagnostic Radiology · Claremont, NH	123	283
Charles Sawyer Family Practice · Claremont, NH	54	129
STANLEY, JOHN	52	112
Kris Eschbach Diagnostic Radiology · Lebanon, NH	49	117
Mark Hansberry Diagnostic Radiology · Lebanon, NH	48	133
Robert Bassett Orthopedic Surgery · Caribou, ME	43	117
FULLER, JAMES	38	82
SOMMERS, KIMBERLY	37	77
Sean Lyon Nurse Practitioner · New London, NH	33	141
LANE, RICHARD	32	64

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
VALLEY REGIONAL HOSPITAL INC.	391	2,676
MARY HITCHCOCK MEMORIAL HOSPITAL	121	504
Katrina Acosta Diagnostic Radiology · Claremont, NH	81	179
Golden Cross Ambulance Inc Ambulance Service Provider · Claremont, NH	53	166
Elaine Silverman Internal Medicine · Lebanon, NH	51	94
Ivar Frithsen Family Practice · Keene, NH	48	168
STANLEY, JOHN	46	97
Charles Sawyer Family Practice · Claremont, NH	43	88
Mark Hansberry Diagnostic Radiology · Lebanon, NH	42	74
WEST, JOHN	40	137
Jeffrey Hanissian Internal Medicine · Woodsville, NH	39	78
Robert Bassett Orthopedic Surgery · Caribou, ME	38	93

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events