Doctor profile · Federal record

Dr. Margaret Mary Hayman, CFNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Family Nurse Practitioner · Pomeroy, OH

  • NPI 1477532679
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41865 Pomeroy Pike
Pomeroy, OH 457699473
(740) 992-0540
fax (740) 773-4018
Mailing address
Po Box 188
Chillicothe, OH 456010188

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
December 20, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (3)
Ohio #APRN.CNP.08312 · West Virginia #APRN52171NP · Ohio #NP08312

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477532679. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$378
Transactions
21
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 4 $70.54
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 3 $48.98
E.R. Squibb & Sons, L.L.C. 1 $39.63
AstraZeneca Pharmaceuticals LP 2 $37.81
Merck Sharp & Dohme LLC 2 $33.23
Amgen Inc. 1 $19.29
Hologic Sales and Service, LLC 1 $18.22
Alkermes, Inc. 1 $17.97
PFIZER INC. 1 $16.46
Otsuka America Pharmaceutical, Inc. 1 $16.19
Lilly USA, LLC 1 $15.86
GlaxoSmithKline, LLC. 1 $15.42
Bayer Healthcare Pharmaceuticals Inc. 1 $14.46
Xeris Pharmaceuticals, Inc. 1 $14.03

By nature of payment

Food and Beverage
$378

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
733
Patients
294
Total drug cost
$10,679
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 86 32 $916
Lisinopril Generic 76 26 $497
Atorvastatin Calcium Generic 73 33 $1,060
Levothyroxine Sodium Generic 56 20 $938
Prednisone Generic 53 33 $190
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 52 27 $3,250
Gabapentin Generic 49 0 $505
Losartan Potassium Generic 41 17 $465
Metoprolol Tartrate Generic 39 16 $337
Citalopram Hbr (Citalopram Hydrobromide) Brand 37 11 $293

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Mary Hayman's medical specialty?
Dr. Margaret Mary Hayman practices Family Nurse Practitioner in Pomeroy, OH.
Where does Dr. Margaret Mary Hayman practice?
Dr. Margaret Mary Hayman practices at 41865 Pomeroy Pike, Pomeroy, OH 457699473. Office phone: 7409920540.
What is Dr. Margaret Mary Hayman's NPI?
Dr. Margaret Mary Hayman's National Provider Identifier (NPI) is 1477532679, issued by NPPES.
Does Dr. Margaret Mary Hayman accept Medicare assignment?
Yes. Dr. Margaret Mary Hayman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.