PROVIDER PROFILE · NPI 1336445956

Abigail NisanMD

PRACTICESHANNON MEDICAL CENTERSee all providers at this practice →

Internal MedicineSan Angelo, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

341

Unique beneficiaries

—

Total services

437

Distinct HCPCS

Medicare payment

$48K

Peer benchmark

Total Medicare services vs. 6,183 Internal Medicine providers in TX — below median (cohort median 673).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$85

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Cefdinir11 claims

QUALITY · MIPS · 2024

Final MIPS score

82.6

Quality

78.2

Cost

67.2

Improvement activities

40.0

Promoting interop.

96.0

Payment adjustment

0.32%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Abigail Nisan'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). 33 inbound referrers · 72 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
City Of San Angelo Ambulance Service Provider · San Angelo, TX	115	259
Eddie Shell Diagnostic Radiology · San Angelo, TX	95	215
Michael Sickels Diagnostic Radiology · San Angelo, TX	73	183
Kenneth Taylor Diagnostic Radiology · San Angelo, TX	59	138
Scott Hodge Emergency Medicine · San Angelo, TX	50	110
Gopimohan Das Internal Medicine · San Angelo, TX	43	74
Fermin Serna Nurse Practitioner · San Angelo, TX	42	83
James Vretis Emergency Medicine · San Angelo, TX	40	68
IVANS, DAVID	35	61
SAN ANGELO HOSPITAL LP	34	68
Steven Cole Internal Medicine · Havre, MT	32	49
Samia Geevarghese Cardiology · San Angelo, TX	32	66

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SHANNON MEDICAL CENTER	325	728
James Cole Diagnostic Radiology · San Angelo, TX	100	195
Kenneth Breedlove Diagnostic Radiology · San Angelo, TX	95	227
SCHULZE, VICTOR	92	182
James Alaly Diagnostic Radiology · San Angelo, TX	76	162
Ross Harper Diagnostic Radiology · San Angelo, TX	75	172
Eddie Shell Diagnostic Radiology · San Angelo, TX	61	122
Michael Sickels Diagnostic Radiology · San Angelo, TX	51	89
Christopher Haddad Cardiology · San Angelo, TX	47	92
IVANS, DAVID	43	64
Kimrey Daniel Emergency Medicine · San Angelo, TX	37	67
City Of San Angelo Ambulance Service Provider · San Angelo, TX	36	68

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