Active NPI 1962790170 Individual Practitioner Male Practitioner

Dr. Joseph Kenneth Postma , MD

Internal Medicine • Zeeland, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Joseph Postma, MD is a certified Internal Medicine practicing in Zeeland, MI. With approximately 15 years of clinical experience since completing medical education in 2011, Dr. Postma delivers high-quality medical care to the local community at 8333 FELCH ST.

Dr. Postma is affiliated with Spectrum Health Primary Care Partners and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, hospital discharge day management, more than. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

8333 Felch St

Zeeland, MI 494642608

Telephone 6163913139

Associated Practice Facility / Clinic

🏢 Zeeland Community Hospital Facility NPI 1275536344

Medicare Profile & Education

Medical School

Other

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Zeeland, MI

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -3.0 yrs vs City Avg

City Avg: 18.0 Yrs

State Avg: 26.5 Yrs

Regional Practice Density

9 Specialists

Practicing in Zeeland, MI (6010 Statewide)

Telehealth Adoption Rate

22.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

50.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Postma (15 Years) 15 Yrs

Zeeland Specialty Average (18.0 Years) 18.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	71	27	$167.00	$105.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	15	$230.83	$93.05
99239 Hospital discharge day management, more than 30 minutes	22	22	$169.00	$107.55
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$325.00	$163.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$322.50	$127.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	320	123	$167.00	$114.77
99239 Hospital discharge day management, more than 30 minutes	107	101	$169.00	$110.31
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	61	58	$325.00	$167.69
99292 Critical care, each additional 30 minutes	53	15	$205.00	$104.19
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th	52	19	$149.00	$29.37
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	47	30	$23.00	$7.85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	44	29	$117.00	$76.51
99291 Critical care, first 30-74 minutes	42	31	$452.00	$207.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	286	108	$167.00	$98.82
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	93	63	$23.00	$7.88
99239 Hospital discharge day management, more than 30 minutes	84	82	$169.00	$100.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	76	75	$325.00	$191.23
99292 Critical care, each additional 30 minutes	57	18	$205.00	$106.50
99291 Critical care, first 30-74 minutes	46	33	$452.00	$212.08
99356 Prolonged inpatient or observation hospital service, first hour	42	31	$149.00	$87.06
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	38	23	$117.00	$68.93
99220 Hospital observation care, typically 70 minutes	28	28	$326.00	$172.73
99217 Hospital observation care on day of discharge	24	24	$119.00	$68.83
99226 Subsequent observation care, typically 35 minutes per day	16	13	$183.00	$97.81
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	12	$170.00	$95.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	285	116	$167.00	$100.63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	97	95	$325.00	$193.21
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	90	58	$23.00	$8.11
99239 Hospital discharge day management, more than 30 minutes	75	75	$169.00	$103.16
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	47	31	$117.00	$70.04
99220 Hospital observation care, typically 70 minutes	44	44	$326.00	$177.26
99356 Prolonged inpatient or observation hospital service, first hour	36	26	$149.00	$88.85
99291 Critical care, first 30-74 minutes	30	24	$452.00	$216.16
99292 Critical care, each additional 30 minutes	28	13	$205.00	$108.57
99217 Hospital observation care on day of discharge	20	20	$119.00	$69.99
99226 Subsequent observation care, typically 35 minutes per day	19	15	$183.00	$100.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	400	144	$167.00	$102.84
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	186	117	$23.00	$8.45
99292 Critical care, each additional 30 minutes	179	36	$205.00	$110.83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	111	107	$325.00	$201.65
99239 Hospital discharge day management, more than 30 minutes	105	99	$169.00	$105.90
99291 Critical care, first 30-74 minutes	88	51	$452.00	$219.72
99356 Prolonged inpatient or observation hospital service, first hour	50	38	$149.00	$91.69
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	43	26	$117.00	$70.80
99220 Hospital observation care, typically 70 minutes	27	27	$326.00	$184.04
99217 Hospital observation care on day of discharge	17	17	$119.00	$68.75
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$222.00	$137.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	387	154	$167.00	$101.41
99292 Critical care, each additional 30 minutes	315	63	$205.00	$102.96
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	242	127	$23.00	$8.31
99239 Hospital discharge day management, more than 30 minutes	117	112	$169.00	$103.64
99291 Critical care, first 30-74 minutes	109	72	$452.00	$213.03
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	99	97	$325.00	$195.95
99356 Prolonged inpatient or observation hospital service, first hour	57	36	$149.00	$90.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	49	38	$117.00	$71.19
99220 Hospital observation care, typically 70 minutes	34	34	$326.00	$172.50
99217 Hospital observation care on day of discharge	14	14	$119.00	$71.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	488	180	$167.00	$101.32
99292 Critical care, each additional 30 minutes	474	72	$205.00	$110.02
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	278	168	$23.00	$8.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	182	175	$325.00	$197.44
99239 Hospital discharge day management, more than 30 minutes	149	146	$169.00	$104.46
99291 Critical care, first 30-74 minutes	148	75	$452.00	$219.28
99356 Prolonged inpatient or observation hospital service, first hour	44	29	$149.00	$90.26
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	33	19	$117.00	$71.40
99220 Hospital observation care, typically 70 minutes	32	32	$326.00	$181.81
99217 Hospital observation care on day of discharge	16	16	$119.00	$68.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	538	208	$167.00	$101.68
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	445	238	$23.00	$8.30
99292 Critical care, each additional 30 minutes	426	80	$205.00	$109.60
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	232	225	$325.00	$197.10
99239 Hospital discharge day management, more than 30 minutes	193	181	$169.00	$103.94
99291 Critical care, first 30-74 minutes	160	86	$452.00	$218.95
99356 Prolonged inpatient or observation hospital service, first hour	102	62	$149.00	$89.56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	95	57	$117.53	$69.84
99220 Hospital observation care, typically 70 minutes	34	34	$326.00	$181.27
99217 Hospital observation care on day of discharge	24	23	$119.00	$70.75

Medical Specialties & State Licenses

CMS Verified: 2025-03-03

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MI 4301099039

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Spectrum Health Primary Care Partners

4444 Kalamazoo Ave Se, Kentwood, MI 495084600

Phone: 6163915600

Spectrum Health Primary Care Partners

8333 Felch St, Zeeland, MI 494642608

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Dr. Maureen Pedres , MD

Internal Medicine

NPI 1003015736

Doctor of Medicine (M.D.)

Amber Bolhuis , PA

Physician Assistant

NPI 1003234410

Physician Assistant

Ora Darling , PA

Physician Assistant

NPI 1003346636

Physician Assistant

Dr. Aline De Quadros Teixeira , MD

Internal Medicine

NPI 1003484213

Doctor of Medicine (M.D.)

Dr. Catherine Czesnowski , MD

Internal Medicine

NPI 1013399245

Doctor of Medicine (M.D.)

Dr. Preyantha Navaratnarajah , DO

Internal Medicine

NPI 1013577105

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events

📍

Updated Practice Location March 03, 2025

Registered at 8333 FELCH ST, ZEELAND, MI 494642608 (Tel: 6163913139)

📍

Updated Business Mailing Address March 03, 2025

Registered at 100 MICHIGAN ST NE # MC845, GRAND RAPIDS, MI 495032560

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 03, 2025

Internal Medicine (License #4301099039 in MI)

📍

Updated Practice Location September 12, 2023

Registered at 602 MICHIGAN AVE, HOLLAND, MI 494234918 (Tel: 6165464950)

📍

Updated Business Mailing Address September 12, 2023

Registered at 602 MICHIGAN AVE, HOLLAND, MI 494234918

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 12, 2023

Preventive Medicine (License #4301099039 in MI)

✅

NPI Profile Active August 02, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location August 02, 2013

Registered at 615 S BOWER ST, GREENVILLE, MI 488382614 (Tel: 6167544691)

📍

Updated Business Mailing Address August 02, 2013

Registered at 100 MICHIGAN ST NE, MC 845, GRAND RAPIDS, MI 495032560

👤

Provider Name / Credentials Updated August 02, 2013

Recorded as JOSEPH POSTMA, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 02, 2013

Internal Medicine (License #5315051131 in MI)

🟢

Initial NPI Registration & Enumeration July 21, 2011

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1962790170

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 21, 2011

Last Update: March 03, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

100 Michigan St Ne # Mc845

Grand Rapids, MI 495032560

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.