Doctor profile · Federal record

Dr. Martha Gilliam, ANP-BC

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Adult Health Nurse Practitioner · Adult Health Nurse Practitioner · Tucson, AZ

  • NPI 1578549333
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5301 E Grant RD
Tucson, AZ 857122805
(520) 324-3771
fax (520) 324-8091
Mailing address
Po Box 31235
Tucson, AZ 857511235

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
September 16, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State licenses (3)
Arizona #AP7115 · Arizona #RN053744 · Arizona #AP0273
Medicaid
AZ #574576

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578549333. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
112
Distinct HCPCS
4
Medicare allowed
$11,099
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 44 42 $143
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 20 $65
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 21 $98
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 17 15 $41

In context: peer comparison

Among 5 peers in this city , average services per provider: 49. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$43
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 2 $42.80

By nature of payment

Food and Beverage
$43

Frequently asked questions

Auto-generated from federal data
What is Dr. Martha Gilliam's medical specialty?
Dr. Martha Gilliam practices Adult Health Nurse Practitioner in Tucson, AZ.
Where does Dr. Martha Gilliam practice?
Dr. Martha Gilliam practices at 5301 E Grant RD, Tucson, AZ 857122805. Office phone: 5203243771.
What is Dr. Martha Gilliam's NPI?
Dr. Martha Gilliam's National Provider Identifier (NPI) is 1578549333, issued by NPPES.
Does Dr. Martha Gilliam accept Medicare assignment?
Yes. Dr. Martha Gilliam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Martha Gilliam commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.